annotate Python/bltinmodule.c @ 41168:78686c7a23a7 legacy-trunk

Patch #1444529: the builtin compile() now accepts keyword arguments. (backport)
author Georg Brandl <georg@python.org>
date Tue, 13 Mar 2007 20:46:32 +0000
parents 7286d832ad27
children a0ee3b2ba361
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1 /* Built-in functions */
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
2
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3 #include "Python.h"
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
4
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
5 #include "node.h"
35742
1c4d192f1568 Merge ast-branch to head
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35636
diff changeset
6 #include "code.h"
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
7 #include "eval.h"
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
8
5317
c72c7e1930b3 Keep gcc -Wall and Microsoft VC happy.
Guido van Rossum <guido@python.org>
parents: 5223
diff changeset
9 #include <ctype.h>
c72c7e1930b3 Keep gcc -Wall and Microsoft VC happy.
Guido van Rossum <guido@python.org>
parents: 5223
diff changeset
10
20654
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20471
diff changeset
11 #ifdef RISCOS
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20471
diff changeset
12 #include "unixstuff.h"
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20471
diff changeset
13 #endif
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20471
diff changeset
14
17822
50376d470648 Fix the Py_FileSystemDefaultEncoding checkin - declare the variable in a fileobject.h, and initialize it in bltinmodule.
Mark Hammond <mhammond@skippinet.com.au>
parents: 17817
diff changeset
15 /* The default encoding used by the platform file system APIs
50376d470648 Fix the Py_FileSystemDefaultEncoding checkin - declare the variable in a fileobject.h, and initialize it in bltinmodule.
Mark Hammond <mhammond@skippinet.com.au>
parents: 17817
diff changeset
16 Can remain NULL for all platforms that don't have such a concept
50376d470648 Fix the Py_FileSystemDefaultEncoding checkin - declare the variable in a fileobject.h, and initialize it in bltinmodule.
Mark Hammond <mhammond@skippinet.com.au>
parents: 17817
diff changeset
17 */
24071
8142f8d668a0 Patch #569753: Remove support for WIN16.
Martin v. Löwis <martin@v.loewis.de>
parents: 23868
diff changeset
18 #if defined(MS_WINDOWS) && defined(HAVE_USABLE_WCHAR_T)
17822
50376d470648 Fix the Py_FileSystemDefaultEncoding checkin - declare the variable in a fileobject.h, and initialize it in bltinmodule.
Mark Hammond <mhammond@skippinet.com.au>
parents: 17817
diff changeset
19 const char *Py_FileSystemDefaultEncoding = "mbcs";
27782
904f0e769820 My previous checkin caused compile() to no longer accept buffers, as noted
Just van Rossum <just@letterror.com>
parents: 27781
diff changeset
20 #elif defined(__APPLE__)
904f0e769820 My previous checkin caused compile() to no longer accept buffers, as noted
Just van Rossum <just@letterror.com>
parents: 27781
diff changeset
21 const char *Py_FileSystemDefaultEncoding = "utf-8";
17822
50376d470648 Fix the Py_FileSystemDefaultEncoding checkin - declare the variable in a fileobject.h, and initialize it in bltinmodule.
Mark Hammond <mhammond@skippinet.com.au>
parents: 17817
diff changeset
22 #else
50376d470648 Fix the Py_FileSystemDefaultEncoding checkin - declare the variable in a fileobject.h, and initialize it in bltinmodule.
Mark Hammond <mhammond@skippinet.com.au>
parents: 17817
diff changeset
23 const char *Py_FileSystemDefaultEncoding = NULL; /* use default */
50376d470648 Fix the Py_FileSystemDefaultEncoding checkin - declare the variable in a fileobject.h, and initialize it in bltinmodule.
Mark Hammond <mhammond@skippinet.com.au>
parents: 17817
diff changeset
24 #endif
17817
f7c385226f65 Add support for Windows using "mbcs" as the default Unicode encoding when dealing with the file system. As discussed on python-dev and in patch 410465.
Mark Hammond <mhammond@skippinet.com.au>
parents: 17694
diff changeset
25
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
26 /* Forward */
13447
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13446
diff changeset
27 static PyObject *filterstring(PyObject *, PyObject *);
27385
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
28 #ifdef Py_USING_UNICODE
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
29 static PyObject *filterunicode(PyObject *, PyObject *);
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
30 #endif
13447
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13446
diff changeset
31 static PyObject *filtertuple (PyObject *, PyObject *);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
32
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
33 static PyObject *
37411
ea9a03b8b9f6 Accept keyword arguments for __import__ and doc the addition of the level param from PEP 328.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37344
diff changeset
34 builtin___import__(PyObject *self, PyObject *args, PyObject *kwds)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
35 {
37411
ea9a03b8b9f6 Accept keyword arguments for __import__ and doc the addition of the level param from PEP 328.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37344
diff changeset
36 static char *kwlist[] = {"name", "globals", "locals", "fromlist",
ea9a03b8b9f6 Accept keyword arguments for __import__ and doc the addition of the level param from PEP 328.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37344
diff changeset
37 "level", 0};
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
38 char *name;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
39 PyObject *globals = NULL;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
40 PyObject *locals = NULL;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
41 PyObject *fromlist = NULL;
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36675
diff changeset
42 int level = -1;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
43
37411
ea9a03b8b9f6 Accept keyword arguments for __import__ and doc the addition of the level param from PEP 328.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37344
diff changeset
44 if (!PyArg_ParseTupleAndKeywords(args, kwds, "s|OOOi:__import__",
ea9a03b8b9f6 Accept keyword arguments for __import__ and doc the addition of the level param from PEP 328.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37344
diff changeset
45 kwlist, &name, &globals, &locals, &fromlist, &level))
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
46 return NULL;
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36675
diff changeset
47 return PyImport_ImportModuleLevel(name, globals, locals,
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36675
diff changeset
48 fromlist, level);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
49 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
50
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
51 PyDoc_STRVAR(import_doc,
37411
ea9a03b8b9f6 Accept keyword arguments for __import__ and doc the addition of the level param from PEP 328.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37344
diff changeset
52 "__import__(name, globals={}, locals={}, fromlist=[], level=-1) -> module\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
53 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
54 Import a module. The globals are only used to determine the context;\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
55 they are not modified. The locals are currently unused. The fromlist\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
56 should be a list of names to emulate ``from name import ...'', or an\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
57 empty list to emulate ``import name''.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
58 When importing a module from a package, note that __import__('A.B', ...)\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
59 returns package A when fromlist is empty, but its submodule B when\n\
37411
ea9a03b8b9f6 Accept keyword arguments for __import__ and doc the addition of the level param from PEP 328.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37344
diff changeset
60 fromlist is not empty. Level is used to determine whether to perform \n\
ea9a03b8b9f6 Accept keyword arguments for __import__ and doc the addition of the level param from PEP 328.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37344
diff changeset
61 absolute or relative imports. -1 is the original strategy of attempting\n\
ea9a03b8b9f6 Accept keyword arguments for __import__ and doc the addition of the level param from PEP 328.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37344
diff changeset
62 both absolute and relative imports, 0 is absolute, a positive number\n\
ea9a03b8b9f6 Accept keyword arguments for __import__ and doc the addition of the level param from PEP 328.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37344
diff changeset
63 is the number of parent directories to search relative to the current module.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
64
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
65
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
66 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
67 builtin_abs(PyObject *self, PyObject *v)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
68 {
8402
0cb0394c2edc A bunch of functions are now properly implemented in abstract.c, and
Guido van Rossum <guido@python.org>
parents: 8287
diff changeset
69 return PyNumber_Absolute(v);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
70 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
71
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
72 PyDoc_STRVAR(abs_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
73 "abs(number) -> number\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
74 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
75 Return the absolute value of the argument.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
76
34736
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
77 static PyObject *
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
78 builtin_all(PyObject *self, PyObject *v)
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
79 {
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
80 PyObject *it, *item;
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
81
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
82 it = PyObject_GetIter(v);
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
83 if (it == NULL)
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
84 return NULL;
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
85
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
86 while ((item = PyIter_Next(it)) != NULL) {
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
87 int cmp = PyObject_IsTrue(item);
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
88 Py_DECREF(item);
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
89 if (cmp < 0) {
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
90 Py_DECREF(it);
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
91 return NULL;
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
92 }
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
93 if (cmp == 0) {
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
94 Py_DECREF(it);
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
95 Py_RETURN_FALSE;
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
96 }
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
97 }
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
98 Py_DECREF(it);
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
99 if (PyErr_Occurred())
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
100 return NULL;
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
101 Py_RETURN_TRUE;
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
102 }
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
103
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
104 PyDoc_STRVAR(all_doc,
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
105 "all(iterable) -> bool\n\
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
106 \n\
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
107 Return True if bool(x) is True for all values x in the iterable.");
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
108
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
109 static PyObject *
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
110 builtin_any(PyObject *self, PyObject *v)
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
111 {
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
112 PyObject *it, *item;
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
113
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
114 it = PyObject_GetIter(v);
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
115 if (it == NULL)
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
116 return NULL;
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
117
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
118 while ((item = PyIter_Next(it)) != NULL) {
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
119 int cmp = PyObject_IsTrue(item);
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
120 Py_DECREF(item);
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
121 if (cmp < 0) {
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
122 Py_DECREF(it);
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
123 return NULL;
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
124 }
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
125 if (cmp == 1) {
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
126 Py_DECREF(it);
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
127 Py_RETURN_TRUE;
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
128 }
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
129 }
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
130 Py_DECREF(it);
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
131 if (PyErr_Occurred())
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
132 return NULL;
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
133 Py_RETURN_FALSE;
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
134 }
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
135
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
136 PyDoc_STRVAR(any_doc,
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
137 "any(iterable) -> bool\n\
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
138 \n\
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
139 Return True if bool(x) is True for any x in the iterable.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
140
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
141 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
142 builtin_apply(PyObject *self, PyObject *args)
480
c64c6702549d Added "apply"; added "SyntaxError"; changed table lay-out.
Guido van Rossum <guido@python.org>
parents: 463
diff changeset
143 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
144 PyObject *func, *alist = NULL, *kwdict = NULL;
9188
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
145 PyObject *t = NULL, *retval = NULL;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
146
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
147 if (!PyArg_UnpackTuple(args, "apply", 1, 3, &func, &alist, &kwdict))
480
c64c6702549d Added "apply"; added "SyntaxError"; changed table lay-out.
Guido van Rossum <guido@python.org>
parents: 463
diff changeset
148 return NULL;
9188
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
149 if (alist != NULL) {
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
150 if (!PyTuple_Check(alist)) {
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
151 if (!PySequence_Check(alist)) {
16017
7234d7c3c29f clearer error messages for apply() and "no locals"
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16011
diff changeset
152 PyErr_Format(PyExc_TypeError,
28740
d3297e298211 some more error-message enhancements
Alex Martelli <aleaxit@gmail.com>
parents: 28738
diff changeset
153 "apply() arg 2 expected sequence, found %s",
16017
7234d7c3c29f clearer error messages for apply() and "no locals"
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16011
diff changeset
154 alist->ob_type->tp_name);
9188
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
155 return NULL;
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
156 }
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
157 t = PySequence_Tuple(alist);
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
158 if (t == NULL)
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
159 return NULL;
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
160 alist = t;
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
161 }
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
162 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
163 if (kwdict != NULL && !PyDict_Check(kwdict)) {
16017
7234d7c3c29f clearer error messages for apply() and "no locals"
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16011
diff changeset
164 PyErr_Format(PyExc_TypeError,
7234d7c3c29f clearer error messages for apply() and "no locals"
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16011
diff changeset
165 "apply() arg 3 expected dictionary, found %s",
7234d7c3c29f clearer error messages for apply() and "no locals"
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16011
diff changeset
166 kwdict->ob_type->tp_name);
9188
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
167 goto finally;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2824
diff changeset
168 }
9188
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
169 retval = PyEval_CallObjectWithKeywords(func, alist, kwdict);
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
170 finally:
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
171 Py_XDECREF(t);
a1672e775f33 builtin_apply(): Second argument type check is relaxed to allow any sequence.
Barry Warsaw <barry@python.org>
parents: 9112
diff changeset
172 return retval;
480
c64c6702549d Added "apply"; added "SyntaxError"; changed table lay-out.
Guido van Rossum <guido@python.org>
parents: 463
diff changeset
173 }
c64c6702549d Added "apply"; added "SyntaxError"; changed table lay-out.
Guido van Rossum <guido@python.org>
parents: 463
diff changeset
174
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
175 PyDoc_STRVAR(apply_doc,
15832
0ae389e935fc Update the docstring for apply() so that "args" is marked as optional
Fred Drake <fdrake@acm.org>
parents: 15829
diff changeset
176 "apply(object[, args[, kwargs]]) -> value\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
177 \n\
11621
0ec803cbd872 Adjusted apply() docstring based on comments from Gerrit Holl
Fred Drake <fdrake@acm.org>
parents: 11383
diff changeset
178 Call a callable object with positional arguments taken from the tuple args,\n\
0ec803cbd872 Adjusted apply() docstring based on comments from Gerrit Holl
Fred Drake <fdrake@acm.org>
parents: 11383
diff changeset
179 and keyword arguments taken from the optional dictionary kwargs.\n\
28513
90c77b8af1a4 SF patch #701494: more apply removals
Raymond Hettinger <python@rcn.com>
parents: 28396
diff changeset
180 Note that classes are callable, as are instances with a __call__() method.\n\
90c77b8af1a4 SF patch #701494: more apply removals
Raymond Hettinger <python@rcn.com>
parents: 28396
diff changeset
181 \n\
90c77b8af1a4 SF patch #701494: more apply removals
Raymond Hettinger <python@rcn.com>
parents: 28396
diff changeset
182 Deprecated since release 2.3. Instead, use the extended call syntax:\n\
90c77b8af1a4 SF patch #701494: more apply removals
Raymond Hettinger <python@rcn.com>
parents: 28396
diff changeset
183 function(*args, **keywords).");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
184
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
185
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
186 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
187 builtin_callable(PyObject *self, PyObject *v)
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
188 {
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
189 return PyBool_FromLong((long)PyCallable_Check(v));
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
190 }
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
191
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
192 PyDoc_STRVAR(callable_doc,
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
193 "callable(object) -> bool\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
194 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
195 Return whether the object is callable (i.e., some kind of function).\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
196 Note that classes are callable, as are instances with a __call__() method.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
197
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
198
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
199 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
200 builtin_filter(PyObject *self, PyObject *args)
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
201 {
24863
a3ebd1233c00 A nice little speed-up for filter():
Guido van Rossum <guido@python.org>
parents: 24817
diff changeset
202 PyObject *func, *seq, *result, *it, *arg;
36521
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
203 Py_ssize_t len; /* guess for result list size */
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
204 register Py_ssize_t j;
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
205
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
206 if (!PyArg_UnpackTuple(args, "filter", 2, 2, &func, &seq))
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
207 return NULL;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
208
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
209 /* Strings and tuples return a result of the same type. */
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
210 if (PyString_Check(seq))
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
211 return filterstring(func, seq);
27385
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
212 #ifdef Py_USING_UNICODE
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
213 if (PyUnicode_Check(seq))
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
214 return filterunicode(func, seq);
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
215 #endif
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
216 if (PyTuple_Check(seq))
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
217 return filtertuple(func, seq);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
218
35264
b431ed7bcdc2 Fix cleanup DECREF logic in builtin_filter function.
Georg Brandl <georg@python.org>
parents: 34736
diff changeset
219 /* Pre-allocate argument list tuple. */
b431ed7bcdc2 Fix cleanup DECREF logic in builtin_filter function.
Georg Brandl <georg@python.org>
parents: 34736
diff changeset
220 arg = PyTuple_New(1);
b431ed7bcdc2 Fix cleanup DECREF logic in builtin_filter function.
Georg Brandl <georg@python.org>
parents: 34736
diff changeset
221 if (arg == NULL)
b431ed7bcdc2 Fix cleanup DECREF logic in builtin_filter function.
Georg Brandl <georg@python.org>
parents: 34736
diff changeset
222 return NULL;
b431ed7bcdc2 Fix cleanup DECREF logic in builtin_filter function.
Georg Brandl <georg@python.org>
parents: 34736
diff changeset
223
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
224 /* Get iterator. */
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
225 it = PyObject_GetIter(seq);
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
226 if (it == NULL)
35264
b431ed7bcdc2 Fix cleanup DECREF logic in builtin_filter function.
Georg Brandl <georg@python.org>
parents: 34736
diff changeset
227 goto Fail_arg;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
228
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
229 /* Guess a result list size. */
36484
20f75d5e79e9 Renamed _length_cue() to __length_hint__(). See:
Armin Rigo <arigo@tunes.org>
parents: 36034
diff changeset
230 len = _PyObject_LengthHint(seq);
31345
bb3c3c98cc1b Apply pre-sizing optimization to a broader class of objects.
Raymond Hettinger <python@rcn.com>
parents: 31343
diff changeset
231 if (len < 0) {
35364
aeb8580a1af7 SF bug #1242657: list(obj) can swallow KeyboardInterrupt
Raymond Hettinger <python@rcn.com>
parents: 35264
diff changeset
232 if (!PyErr_ExceptionMatches(PyExc_TypeError) &&
aeb8580a1af7 SF bug #1242657: list(obj) can swallow KeyboardInterrupt
Raymond Hettinger <python@rcn.com>
parents: 35264
diff changeset
233 !PyErr_ExceptionMatches(PyExc_AttributeError)) {
aeb8580a1af7 SF bug #1242657: list(obj) can swallow KeyboardInterrupt
Raymond Hettinger <python@rcn.com>
parents: 35264
diff changeset
234 goto Fail_it;
aeb8580a1af7 SF bug #1242657: list(obj) can swallow KeyboardInterrupt
Raymond Hettinger <python@rcn.com>
parents: 35264
diff changeset
235 }
31345
bb3c3c98cc1b Apply pre-sizing optimization to a broader class of objects.
Raymond Hettinger <python@rcn.com>
parents: 31343
diff changeset
236 PyErr_Clear();
bb3c3c98cc1b Apply pre-sizing optimization to a broader class of objects.
Raymond Hettinger <python@rcn.com>
parents: 31343
diff changeset
237 len = 8; /* arbitrary */
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
238 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
239
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
240 /* Get a result list. */
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
241 if (PyList_Check(seq) && seq->ob_refcnt == 1) {
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
242 /* Eww - can modify the list in-place. */
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
243 Py_INCREF(seq);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
244 result = seq;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
245 }
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
246 else {
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
247 result = PyList_New(len);
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
248 if (result == NULL)
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
249 goto Fail_it;
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
250 }
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
251
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
252 /* Build the result list. */
17683
e9a4e27e8d4e Make PyIter_Next() a little smarter (wrt its knowledge of iterator
Tim Peters <tim.peters@gmail.com>
parents: 17677
diff changeset
253 j = 0;
e9a4e27e8d4e Make PyIter_Next() a little smarter (wrt its knowledge of iterator
Tim Peters <tim.peters@gmail.com>
parents: 17677
diff changeset
254 for (;;) {
24863
a3ebd1233c00 A nice little speed-up for filter():
Guido van Rossum <guido@python.org>
parents: 24817
diff changeset
255 PyObject *item;
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
256 int ok;
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
257
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
258 item = PyIter_Next(it);
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
259 if (item == NULL) {
17683
e9a4e27e8d4e Make PyIter_Next() a little smarter (wrt its knowledge of iterator
Tim Peters <tim.peters@gmail.com>
parents: 17677
diff changeset
260 if (PyErr_Occurred())
e9a4e27e8d4e Make PyIter_Next() a little smarter (wrt its knowledge of iterator
Tim Peters <tim.peters@gmail.com>
parents: 17677
diff changeset
261 goto Fail_result_it;
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
262 break;
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
263 }
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
264
30151
9f53e53f3880 Make filter(bool, ...) as fast as filter(None, ...).
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 30037
diff changeset
265 if (func == (PyObject *)&PyBool_Type || func == Py_None) {
24863
a3ebd1233c00 A nice little speed-up for filter():
Guido van Rossum <guido@python.org>
parents: 24817
diff changeset
266 ok = PyObject_IsTrue(item);
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
267 }
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
268 else {
24863
a3ebd1233c00 A nice little speed-up for filter():
Guido van Rossum <guido@python.org>
parents: 24817
diff changeset
269 PyObject *good;
a3ebd1233c00 A nice little speed-up for filter():
Guido van Rossum <guido@python.org>
parents: 24817
diff changeset
270 PyTuple_SET_ITEM(arg, 0, item);
a3ebd1233c00 A nice little speed-up for filter():
Guido van Rossum <guido@python.org>
parents: 24817
diff changeset
271 good = PyObject_Call(func, arg, NULL);
a3ebd1233c00 A nice little speed-up for filter():
Guido van Rossum <guido@python.org>
parents: 24817
diff changeset
272 PyTuple_SET_ITEM(arg, 0, NULL);
2120
84b61fe44573 fix subtle refcount big in filter() -- Tim MacKenzie
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
273 if (good == NULL) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
274 Py_DECREF(item);
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
275 goto Fail_result_it;
2120
84b61fe44573 fix subtle refcount big in filter() -- Tim MacKenzie
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
276 }
24863
a3ebd1233c00 A nice little speed-up for filter():
Guido van Rossum <guido@python.org>
parents: 24817
diff changeset
277 ok = PyObject_IsTrue(good);
a3ebd1233c00 A nice little speed-up for filter():
Guido van Rossum <guido@python.org>
parents: 24817
diff changeset
278 Py_DECREF(good);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
279 }
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
280 if (ok) {
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
281 if (j < len)
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
282 PyList_SET_ITEM(result, j, item);
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
283 else {
9991
ddbbed8cb830 builtin_map(): A better fix for the previous leak plug (remember
Barry Warsaw <barry@python.org>
parents: 9980
diff changeset
284 int status = PyList_Append(result, item);
ddbbed8cb830 builtin_map(): A better fix for the previous leak plug (remember
Barry Warsaw <barry@python.org>
parents: 9980
diff changeset
285 Py_DECREF(item);
ddbbed8cb830 builtin_map(): A better fix for the previous leak plug (remember
Barry Warsaw <barry@python.org>
parents: 9980
diff changeset
286 if (status < 0)
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
287 goto Fail_result_it;
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
288 }
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
289 ++j;
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
290 }
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
291 else
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
292 Py_DECREF(item);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
293 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
294
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
295
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
296 /* Cut back result list if len is too big. */
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
297 if (j < len && PyList_SetSlice(result, j, len, NULL) < 0)
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
298 goto Fail_result_it;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
299
17874
eb03c6fc31e5 SF bug #425836: Reference leak in filter().
Tim Peters <tim.peters@gmail.com>
parents: 17822
diff changeset
300 Py_DECREF(it);
24863
a3ebd1233c00 A nice little speed-up for filter():
Guido van Rossum <guido@python.org>
parents: 24817
diff changeset
301 Py_DECREF(arg);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
302 return result;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
303
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
304 Fail_result_it:
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
305 Py_DECREF(result);
17654
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
306 Fail_it:
a97e18e499a9 Generalize filter(f, seq) to work with iterators. This also generalizes
Tim Peters <tim.peters@gmail.com>
parents: 17641
diff changeset
307 Py_DECREF(it);
24863
a3ebd1233c00 A nice little speed-up for filter():
Guido van Rossum <guido@python.org>
parents: 24817
diff changeset
308 Fail_arg:
a3ebd1233c00 A nice little speed-up for filter():
Guido van Rossum <guido@python.org>
parents: 24817
diff changeset
309 Py_DECREF(arg);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
310 return NULL;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
311 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
312
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
313 PyDoc_STRVAR(filter_doc,
22225
67a5e25dc88b backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21712
diff changeset
314 "filter(function or None, sequence) -> list, tuple, or string\n"
67a5e25dc88b backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21712
diff changeset
315 "\n"
67a5e25dc88b backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21712
diff changeset
316 "Return those items of sequence for which function(item) is true. If\n"
67a5e25dc88b backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21712
diff changeset
317 "function is None, return the items that are true. If sequence is a tuple\n"
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
318 "or string, return the same type, else return a list.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
319
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
320 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
321 builtin_chr(PyObject *self, PyObject *args)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
322 {
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
323 long x;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
324 char s[1];
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
325
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
326 if (!PyArg_ParseTuple(args, "l:chr", &x))
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
327 return NULL;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
328 if (x < 0 || x >= 256) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
329 PyErr_SetString(PyExc_ValueError,
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
330 "chr() arg not in range(256)");
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
331 return NULL;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
332 }
5317
c72c7e1930b3 Keep gcc -Wall and Microsoft VC happy.
Guido van Rossum <guido@python.org>
parents: 5223
diff changeset
333 s[0] = (char)x;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
334 return PyString_FromStringAndSize(s, 1);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
335 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
336
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
337 PyDoc_STRVAR(chr_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
338 "chr(i) -> character\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
339 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
340 Return a string of one character with ordinal i; 0 <= i < 256.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
341
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
342
19343
7257e87e0720 Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents: 19301
diff changeset
343 #ifdef Py_USING_UNICODE
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
344 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
345 builtin_unichr(PyObject *self, PyObject *args)
11973
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
346 {
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
347 long x;
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
348
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
349 if (!PyArg_ParseTuple(args, "l:unichr", &x))
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
350 return NULL;
18282
f38923ce3c6b more unicode tweaks: make unichr(0xdddddddd) behave like u"\Udddddddd"
Fredrik Lundh <fredrik@pythonware.com>
parents: 18281
diff changeset
351
24737
eaa87632b1e8 Add C API PyUnicode_FromOrdinal() which exposes unichr() at C level.
Marc-André Lemburg <mal@egenix.com>
parents: 24071
diff changeset
352 return PyUnicode_FromOrdinal(x);
11973
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
353 }
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
354
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
355 PyDoc_STRVAR(unichr_doc,
12386
32e9d0e78935 When refering to Unicode characters in exception messages and
Fred Drake <fdrake@acm.org>
parents: 12384
diff changeset
356 "unichr(i) -> Unicode character\n\
11973
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
357 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
358 Return a Unicode string of one character with ordinal i; 0 <= i <= 0x10ffff.");
19343
7257e87e0720 Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents: 19301
diff changeset
359 #endif
11973
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
360
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
361
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
362 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
363 builtin_cmp(PyObject *self, PyObject *args)
1079
e4c6a0dd5c2b * bltinmodule.c: added built-in function cmp(a, b)
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
364 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
365 PyObject *a, *b;
8402
0cb0394c2edc A bunch of functions are now properly implemented in abstract.c, and
Guido van Rossum <guido@python.org>
parents: 8287
diff changeset
366 int c;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
367
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
368 if (!PyArg_UnpackTuple(args, "cmp", 2, 2, &a, &b))
1079
e4c6a0dd5c2b * bltinmodule.c: added built-in function cmp(a, b)
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
369 return NULL;
8402
0cb0394c2edc A bunch of functions are now properly implemented in abstract.c, and
Guido van Rossum <guido@python.org>
parents: 8287
diff changeset
370 if (PyObject_Cmp(a, b, &c) < 0)
5610
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5471
diff changeset
371 return NULL;
8402
0cb0394c2edc A bunch of functions are now properly implemented in abstract.c, and
Guido van Rossum <guido@python.org>
parents: 8287
diff changeset
372 return PyInt_FromLong((long)c);
1079
e4c6a0dd5c2b * bltinmodule.c: added built-in function cmp(a, b)
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
373 }
e4c6a0dd5c2b * bltinmodule.c: added built-in function cmp(a, b)
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
374
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
375 PyDoc_STRVAR(cmp_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
376 "cmp(x, y) -> integer\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
377 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
378 Return negative if x<y, zero if x==y, positive if x>y.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
379
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
380
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
381 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
382 builtin_coerce(PyObject *self, PyObject *args)
2113
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2106
diff changeset
383 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
384 PyObject *v, *w;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
385 PyObject *res;
2113
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2106
diff changeset
386
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
387 if (!PyArg_UnpackTuple(args, "coerce", 2, 2, &v, &w))
2113
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2106
diff changeset
388 return NULL;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
389 if (PyNumber_Coerce(&v, &w) < 0)
944
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
390 return NULL;
30683
3b59fa5d25b1 Simplify and speedup uses of Py_BuildValue():
Raymond Hettinger <python@rcn.com>
parents: 30430
diff changeset
391 res = PyTuple_Pack(2, v, w);
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
392 Py_DECREF(v);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
393 Py_DECREF(w);
944
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
394 return res;
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
395 }
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
396
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
397 PyDoc_STRVAR(coerce_doc,
33261
1cf7d7225a99 Patch #1015021: Stop claiming that coerce can return None.
Martin v. Löwis <martin@v.loewis.de>
parents: 33099
diff changeset
398 "coerce(x, y) -> (x1, y1)\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
399 \n\
33261
1cf7d7225a99 Patch #1015021: Stop claiming that coerce can return None.
Martin v. Löwis <martin@v.loewis.de>
parents: 33099
diff changeset
400 Return a tuple consisting of the two numeric arguments converted to\n\
1cf7d7225a99 Patch #1015021: Stop claiming that coerce can return None.
Martin v. Löwis <martin@v.loewis.de>
parents: 33099
diff changeset
401 a common type, using the same rules as used by arithmetic operations.\n\
1cf7d7225a99 Patch #1015021: Stop claiming that coerce can return None.
Martin v. Löwis <martin@v.loewis.de>
parents: 33099
diff changeset
402 If coercion is not possible, raise TypeError.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
403
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
404 static PyObject *
41168
78686c7a23a7 Patch #1444529: the builtin compile() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 41140
diff changeset
405 builtin_compile(PyObject *self, PyObject *args, PyObject *kwds)
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
406 {
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
407 char *str;
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
408 char *filename;
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
409 char *startstr;
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
410 int start;
19355
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
411 int dont_inherit = 0;
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
412 int supplied_flags = 0;
18611
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18436
diff changeset
413 PyCompilerFlags cf;
35960
658444baeba3 Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 35766
diff changeset
414 PyObject *result = NULL, *cmd, *tmp = NULL;
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36484
diff changeset
415 Py_ssize_t length;
41168
78686c7a23a7 Patch #1444529: the builtin compile() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 41140
diff changeset
416 static char *kwlist[] = {"source", "filename", "mode", "flags",
78686c7a23a7 Patch #1444529: the builtin compile() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 41140
diff changeset
417 "dont_inherit", NULL};
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
418
41168
78686c7a23a7 Patch #1444529: the builtin compile() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 41140
diff changeset
419 if (!PyArg_ParseTupleAndKeywords(args, kwds, "Oss|ii:compile",
78686c7a23a7 Patch #1444529: the builtin compile() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 41140
diff changeset
420 kwlist, &cmd, &filename, &startstr,
78686c7a23a7 Patch #1444529: the builtin compile() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 41140
diff changeset
421 &supplied_flags, &dont_inherit))
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
422 return NULL;
19355
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
423
27781
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
424 cf.cf_flags = supplied_flags;
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
425
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
426 #ifdef Py_USING_UNICODE
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
427 if (PyUnicode_Check(cmd)) {
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
428 tmp = PyUnicode_AsUTF8String(cmd);
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
429 if (tmp == NULL)
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
430 return NULL;
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
431 cmd = tmp;
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
432 cf.cf_flags |= PyCF_SOURCE_IS_UTF8;
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
433 }
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
434 #endif
27782
904f0e769820 My previous checkin caused compile() to no longer accept buffers, as noted
Just van Rossum <just@letterror.com>
parents: 27781
diff changeset
435 if (PyObject_AsReadBuffer(cmd, (const void **)&str, &length))
904f0e769820 My previous checkin caused compile() to no longer accept buffers, as noted
Just van Rossum <just@letterror.com>
parents: 27781
diff changeset
436 return NULL;
27790
b650a54a76fd Squashed compiler wng about signed/unsigned clash in comparison.
Tim Peters <tim.peters@gmail.com>
parents: 27786
diff changeset
437 if ((size_t)length != strlen(str)) {
27781
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
438 PyErr_SetString(PyExc_TypeError,
28740
d3297e298211 some more error-message enhancements
Alex Martelli <aleaxit@gmail.com>
parents: 28738
diff changeset
439 "compile() expected string without null bytes");
35960
658444baeba3 Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 35766
diff changeset
440 goto cleanup;
27781
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
441 }
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
442
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
443 if (strcmp(startstr, "exec") == 0)
5438
e926c331ebbf Instead of importing graminit.h whenever one of the three grammar 'root'
Guido van Rossum <guido@python.org>
parents: 5421
diff changeset
444 start = Py_file_input;
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
445 else if (strcmp(startstr, "eval") == 0)
5438
e926c331ebbf Instead of importing graminit.h whenever one of the three grammar 'root'
Guido van Rossum <guido@python.org>
parents: 5421
diff changeset
446 start = Py_eval_input;
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
447 else if (strcmp(startstr, "single") == 0)
5438
e926c331ebbf Instead of importing graminit.h whenever one of the three grammar 'root'
Guido van Rossum <guido@python.org>
parents: 5421
diff changeset
448 start = Py_single_input;
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
449 else {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
450 PyErr_SetString(PyExc_ValueError,
15318
8aa947e1eee8 Ka-Ping Yee <ping@lfw.org>:
Fred Drake <fdrake@acm.org>
parents: 14869
diff changeset
451 "compile() arg 3 must be 'exec' or 'eval' or 'single'");
35960
658444baeba3 Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 35766
diff changeset
452 goto cleanup;
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
453 }
19355
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
454
27878
be7683a6f521 - Finally fixed the bug in compile() and exec where a string ending
Guido van Rossum <guido@python.org>
parents: 27795
diff changeset
455 if (supplied_flags &
36660
3c0b26113df6 Generate code to recursively copy an AST into
Martin v. Löwis <martin@v.loewis.de>
parents: 36604
diff changeset
456 ~(PyCF_MASK | PyCF_MASK_OBSOLETE | PyCF_DONT_IMPLY_DEDENT | PyCF_ONLY_AST))
27878
be7683a6f521 - Finally fixed the bug in compile() and exec where a string ending
Guido van Rossum <guido@python.org>
parents: 27795
diff changeset
457 {
19355
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
458 PyErr_SetString(PyExc_ValueError,
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
459 "compile(): unrecognised flags");
35960
658444baeba3 Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 35766
diff changeset
460 goto cleanup;
19355
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
461 }
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
462 /* XXX Warn if (supplied_flags & PyCF_MASK_OBSOLETE) != 0? */
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
463
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
464 if (!dont_inherit) {
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
465 PyEval_MergeCompilerFlags(&cf);
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
466 }
27781
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
467 result = Py_CompileStringFlags(str, filename, start, &cf);
35960
658444baeba3 Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 35766
diff changeset
468 cleanup:
27781
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
469 Py_XDECREF(tmp);
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
470 return result;
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
471 }
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
472
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
473 PyDoc_STRVAR(compile_doc,
19355
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
474 "compile(source, filename, mode[, flags[, dont_inherit]]) -> code object\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
475 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
476 Compile the source string (a Python module, statement or expression)\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
477 into a code object that can be executed by the exec statement or eval().\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
478 The filename will be used for run-time error messages.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
479 The mode must be 'exec' to compile a module, 'single' to compile a\n\
19355
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
480 single (interactive) statement, or 'eval' to compile an expression.\n\
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
481 The flags argument, if present, controls which future statements influence\n\
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
482 the compilation of the code.\n\
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
483 The dont_inherit argument, if non-zero, stops the compilation inheriting\n\
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
484 the effects of any future statements in effect in the code calling\n\
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
485 compile; if absent or zero these statements do influence the compilation,\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
486 in addition to any features explicitly specified.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
487
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
488 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
489 builtin_dir(PyObject *self, PyObject *args)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
490 {
19665
08c3c9edd99b Make dir() wordier (see the new docstring). The new behavior is a mixed
Tim Peters <tim.peters@gmail.com>
parents: 19471
diff changeset
491 PyObject *arg = NULL;
08c3c9edd99b Make dir() wordier (see the new docstring). The new behavior is a mixed
Tim Peters <tim.peters@gmail.com>
parents: 19471
diff changeset
492
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
493 if (!PyArg_UnpackTuple(args, "dir", 0, 1, &arg))
19665
08c3c9edd99b Make dir() wordier (see the new docstring). The new behavior is a mixed
Tim Peters <tim.peters@gmail.com>
parents: 19471
diff changeset
494 return NULL;
19705
b7f6fbc087a7 At Guido's suggestion, here's a new C API function, PyObject_Dir(), like
Tim Peters <tim.peters@gmail.com>
parents: 19670
diff changeset
495 return PyObject_Dir(arg);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
496 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
497
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
498 PyDoc_STRVAR(dir_doc,
19665
08c3c9edd99b Make dir() wordier (see the new docstring). The new behavior is a mixed
Tim Peters <tim.peters@gmail.com>
parents: 19471
diff changeset
499 "dir([object]) -> list of strings\n"
08c3c9edd99b Make dir() wordier (see the new docstring). The new behavior is a mixed
Tim Peters <tim.peters@gmail.com>
parents: 19471
diff changeset
500 "\n"
41125
717bc2a4eee7 Backport from Py3k branch:
Georg Brandl <georg@python.org>
parents: 40113
diff changeset
501 "If called without an argument, return the names in the current scope.\n"
717bc2a4eee7 Backport from Py3k branch:
Georg Brandl <georg@python.org>
parents: 40113
diff changeset
502 "Else, return an alphabetized list of names comprising (some of) the attributes\n"
717bc2a4eee7 Backport from Py3k branch:
Georg Brandl <georg@python.org>
parents: 40113
diff changeset
503 "of the given object, and of attributes reachable from it.\n"
717bc2a4eee7 Backport from Py3k branch:
Georg Brandl <georg@python.org>
parents: 40113
diff changeset
504 "If the object supplies a method named __dir__, it will be used; otherwise\n"
717bc2a4eee7 Backport from Py3k branch:
Georg Brandl <georg@python.org>
parents: 40113
diff changeset
505 "the default dir() logic is used and returns:\n"
717bc2a4eee7 Backport from Py3k branch:
Georg Brandl <georg@python.org>
parents: 40113
diff changeset
506 " for a module object: the module's attributes.\n"
717bc2a4eee7 Backport from Py3k branch:
Georg Brandl <georg@python.org>
parents: 40113
diff changeset
507 " for a class object: its attributes, and recursively the attributes\n"
717bc2a4eee7 Backport from Py3k branch:
Georg Brandl <georg@python.org>
parents: 40113
diff changeset
508 " of its bases.\n"
41140
7286d832ad27 Typo and grammar fixes.
Georg Brandl <georg@python.org>
parents: 41125
diff changeset
509 " for any other object: its attributes, its class's attributes, and\n"
41125
717bc2a4eee7 Backport from Py3k branch:
Georg Brandl <georg@python.org>
parents: 40113
diff changeset
510 " recursively the attributes of its class's base classes.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
511
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
512 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
513 builtin_divmod(PyObject *self, PyObject *args)
2087
65146b52f16b * Python/bltinmodule.c: restructured coerce(), divmod(), pow() to
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
514 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
515 PyObject *v, *w;
2087
65146b52f16b * Python/bltinmodule.c: restructured coerce(), divmod(), pow() to
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
516
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
517 if (!PyArg_UnpackTuple(args, "divmod", 2, 2, &v, &w))
2087
65146b52f16b * Python/bltinmodule.c: restructured coerce(), divmod(), pow() to
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
518 return NULL;
8402
0cb0394c2edc A bunch of functions are now properly implemented in abstract.c, and
Guido van Rossum <guido@python.org>
parents: 8287
diff changeset
519 return PyNumber_Divmod(v, w);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
520 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
521
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
522 PyDoc_STRVAR(divmod_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
523 "divmod(x, y) -> (div, mod)\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
524 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
525 Return the tuple ((x-x%y)/y, x%y). Invariant: div*y + mod == x.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
526
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
527
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
528 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
529 builtin_eval(PyObject *self, PyObject *args)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
530 {
27781
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
531 PyObject *cmd, *result, *tmp = NULL;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
532 PyObject *globals = Py_None, *locals = Py_None;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
533 char *str;
19357
be9b50704e4c Fix for bug [#452230] future division isn't propagated.
Tim Peters <tim.peters@gmail.com>
parents: 19355
diff changeset
534 PyCompilerFlags cf;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
535
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 31837
diff changeset
536 if (!PyArg_UnpackTuple(args, "eval", 1, 3, &cmd, &globals, &locals))
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
537 return NULL;
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 31837
diff changeset
538 if (locals != Py_None && !PyMapping_Check(locals)) {
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 31837
diff changeset
539 PyErr_SetString(PyExc_TypeError, "locals must be a mapping");
32507
682f74088602 * Fix missing return after error message is set.
Raymond Hettinger <python@rcn.com>
parents: 32463
diff changeset
540 return NULL;
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 31837
diff changeset
541 }
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 31837
diff changeset
542 if (globals != Py_None && !PyDict_Check(globals)) {
35500
8fa83a9ebc6e Whitespace normalization.
Georg Brandl <georg@python.org>
parents: 35364
diff changeset
543 PyErr_SetString(PyExc_TypeError, PyMapping_Check(globals) ?
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 31837
diff changeset
544 "globals must be a real dict; try eval(expr, {}, mapping)"
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 31837
diff changeset
545 : "globals must be a dict");
32507
682f74088602 * Fix missing return after error message is set.
Raymond Hettinger <python@rcn.com>
parents: 32463
diff changeset
546 return NULL;
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 31837
diff changeset
547 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
548 if (globals == Py_None) {
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
549 globals = PyEval_GetGlobals();
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
550 if (locals == Py_None)
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
551 locals = PyEval_GetLocals();
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2087
diff changeset
552 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
553 else if (locals == Py_None)
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2087
diff changeset
554 locals = globals;
19357
be9b50704e4c Fix for bug [#452230] future division isn't propagated.
Tim Peters <tim.peters@gmail.com>
parents: 19355
diff changeset
555
35567
fa0881fd49b7 bug [ 868706 ] Calling builtin function 'eval' from C causes seg fault.
Georg Brandl <georg@python.org>
parents: 35500
diff changeset
556 if (globals == NULL || locals == NULL) {
fa0881fd49b7 bug [ 868706 ] Calling builtin function 'eval' from C causes seg fault.
Georg Brandl <georg@python.org>
parents: 35500
diff changeset
557 PyErr_SetString(PyExc_TypeError,
fa0881fd49b7 bug [ 868706 ] Calling builtin function 'eval' from C causes seg fault.
Georg Brandl <georg@python.org>
parents: 35500
diff changeset
558 "eval must be given globals and locals "
fa0881fd49b7 bug [ 868706 ] Calling builtin function 'eval' from C causes seg fault.
Georg Brandl <georg@python.org>
parents: 35500
diff changeset
559 "when called without a frame");
fa0881fd49b7 bug [ 868706 ] Calling builtin function 'eval' from C causes seg fault.
Georg Brandl <georg@python.org>
parents: 35500
diff changeset
560 return NULL;
fa0881fd49b7 bug [ 868706 ] Calling builtin function 'eval' from C causes seg fault.
Georg Brandl <georg@python.org>
parents: 35500
diff changeset
561 }
fa0881fd49b7 bug [ 868706 ] Calling builtin function 'eval' from C causes seg fault.
Georg Brandl <georg@python.org>
parents: 35500
diff changeset
562
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
563 if (PyDict_GetItemString(globals, "__builtins__") == NULL) {
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
564 if (PyDict_SetItemString(globals, "__builtins__",
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
565 PyEval_GetBuiltins()) != 0)
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2087
diff changeset
566 return NULL;
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2087
diff changeset
567 }
19357
be9b50704e4c Fix for bug [#452230] future division isn't propagated.
Tim Peters <tim.peters@gmail.com>
parents: 19355
diff changeset
568
18885
22456d0ee737 Fix for SF bug [ #443866 ] Evaluating func_code causing core dump
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18836
diff changeset
569 if (PyCode_Check(cmd)) {
21398
de125792bfaa Fix for SF bug [ #492403 ] exec() segfaults on closure's func_code
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 21077
diff changeset
570 if (PyCode_GetNumFree((PyCodeObject *)cmd) > 0) {
18885
22456d0ee737 Fix for SF bug [ #443866 ] Evaluating func_code causing core dump
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18836
diff changeset
571 PyErr_SetString(PyExc_TypeError,
22456d0ee737 Fix for SF bug [ #443866 ] Evaluating func_code causing core dump
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18836
diff changeset
572 "code object passed to eval() may not contain free variables");
22456d0ee737 Fix for SF bug [ #443866 ] Evaluating func_code causing core dump
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18836
diff changeset
573 return NULL;
22456d0ee737 Fix for SF bug [ #443866 ] Evaluating func_code causing core dump
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18836
diff changeset
574 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
575 return PyEval_EvalCode((PyCodeObject *) cmd, globals, locals);
18885
22456d0ee737 Fix for SF bug [ #443866 ] Evaluating func_code causing core dump
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18836
diff changeset
576 }
19357
be9b50704e4c Fix for bug [#452230] future division isn't propagated.
Tim Peters <tim.peters@gmail.com>
parents: 19355
diff changeset
577
14696
85038a024b19 This patch adds a new Python C API called PyString_AsStringAndSize()
Marc-André Lemburg <mal@egenix.com>
parents: 14662
diff changeset
578 if (!PyString_Check(cmd) &&
85038a024b19 This patch adds a new Python C API called PyString_AsStringAndSize()
Marc-André Lemburg <mal@egenix.com>
parents: 14662
diff changeset
579 !PyUnicode_Check(cmd)) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
580 PyErr_SetString(PyExc_TypeError,
15318
8aa947e1eee8 Ka-Ping Yee <ping@lfw.org>:
Fred Drake <fdrake@acm.org>
parents: 14869
diff changeset
581 "eval() arg 1 must be a string or code object");
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
582 return NULL;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
583 }
27781
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
584 cf.cf_flags = 0;
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
585
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
586 #ifdef Py_USING_UNICODE
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
587 if (PyUnicode_Check(cmd)) {
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
588 tmp = PyUnicode_AsUTF8String(cmd);
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
589 if (tmp == NULL)
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
590 return NULL;
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
591 cmd = tmp;
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
592 cf.cf_flags |= PyCF_SOURCE_IS_UTF8;
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
593 }
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
594 #endif
35960
658444baeba3 Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 35766
diff changeset
595 if (PyString_AsStringAndSize(cmd, &str, NULL)) {
658444baeba3 Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 35766
diff changeset
596 Py_XDECREF(tmp);
959
68b302ad84a1 use getargs() in more cases;
Guido van Rossum <guido@python.org>
parents: 955
diff changeset
597 return NULL;
35960
658444baeba3 Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 35766
diff changeset
598 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
599 while (*str == ' ' || *str == '\t')
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
600 str++;
19357
be9b50704e4c Fix for bug [#452230] future division isn't propagated.
Tim Peters <tim.peters@gmail.com>
parents: 19355
diff changeset
601
be9b50704e4c Fix for bug [#452230] future division isn't propagated.
Tim Peters <tim.peters@gmail.com>
parents: 19355
diff changeset
602 (void)PyEval_MergeCompilerFlags(&cf);
27781
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
603 result = PyRun_StringFlags(str, Py_eval_input, globals, locals, &cf);
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
604 Py_XDECREF(tmp);
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
605 return result;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
606 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
607
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
608 PyDoc_STRVAR(eval_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
609 "eval(source[, globals[, locals]]) -> value\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
610 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
611 Evaluate the source in the context of globals and locals.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
612 The source may be a string representing a Python expression\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
613 or a code object as returned by compile().\n\
39746
97d3eab8cda2 Fix SF #1552093, eval docstring typo (3 ps in mapping)
Neal Norwitz <nnorwitz@gmail.com>
parents: 39447
diff changeset
614 The globals must be a dictionary and locals can be any mapping,\n\
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 31837
diff changeset
615 defaulting to the current globals and locals.\n\
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 31837
diff changeset
616 If only globals is given, locals defaults to it.\n");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
617
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
618
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
619 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
620 builtin_execfile(PyObject *self, PyObject *args)
673
71d496259ad3 Added execfile().
Guido van Rossum <guido@python.org>
parents: 662
diff changeset
621 {
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
622 char *filename;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
623 PyObject *globals = Py_None, *locals = Py_None;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
624 PyObject *res;
19726
5487d9d53a0e builtin_execfile(): initialize another local that the GCC on leroy
Guido van Rossum <guido@python.org>
parents: 19705
diff changeset
625 FILE* fp = NULL;
18611
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18436
diff changeset
626 PyCompilerFlags cf;
19053
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
627 int exists;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
628
32890
b8c2aa2be19a Completed the patch for Bug #215126.
Raymond Hettinger <python@rcn.com>
parents: 32759
diff changeset
629 if (!PyArg_ParseTuple(args, "s|O!O:execfile",
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
630 &filename,
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
631 &PyDict_Type, &globals,
32890
b8c2aa2be19a Completed the patch for Bug #215126.
Raymond Hettinger <python@rcn.com>
parents: 32759
diff changeset
632 &locals))
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
633 return NULL;
32890
b8c2aa2be19a Completed the patch for Bug #215126.
Raymond Hettinger <python@rcn.com>
parents: 32759
diff changeset
634 if (locals != Py_None && !PyMapping_Check(locals)) {
b8c2aa2be19a Completed the patch for Bug #215126.
Raymond Hettinger <python@rcn.com>
parents: 32759
diff changeset
635 PyErr_SetString(PyExc_TypeError, "locals must be a mapping");
b8c2aa2be19a Completed the patch for Bug #215126.
Raymond Hettinger <python@rcn.com>
parents: 32759
diff changeset
636 return NULL;
b8c2aa2be19a Completed the patch for Bug #215126.
Raymond Hettinger <python@rcn.com>
parents: 32759
diff changeset
637 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
638 if (globals == Py_None) {
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
639 globals = PyEval_GetGlobals();
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
640 if (locals == Py_None)
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
641 locals = PyEval_GetLocals();
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2087
diff changeset
642 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
643 else if (locals == Py_None)
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2087
diff changeset
644 locals = globals;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
645 if (PyDict_GetItemString(globals, "__builtins__") == NULL) {
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
646 if (PyDict_SetItemString(globals, "__builtins__",
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
647 PyEval_GetBuiltins()) != 0)
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2087
diff changeset
648 return NULL;
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2087
diff changeset
649 }
19053
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
650
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
651 exists = 0;
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
652 /* Test for existence or directory. */
22205
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
653 #if defined(PLAN9)
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
654 {
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
655 Dir *d;
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
656
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
657 if ((d = dirstat(filename))!=nil) {
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
658 if(d->mode & DMDIR)
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
659 werrstr("is a directory");
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
660 else
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
661 exists = 1;
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
662 free(d);
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
663 }
19053
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
664 }
22205
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
665 #elif defined(RISCOS)
20654
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20471
diff changeset
666 if (object_exists(filename)) {
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20471
diff changeset
667 if (isdir(filename))
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20471
diff changeset
668 errno = EISDIR;
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20471
diff changeset
669 else
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20471
diff changeset
670 exists = 1;
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20471
diff changeset
671 }
22205
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
672 #else /* standard Posix */
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
673 {
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
674 struct stat s;
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
675 if (stat(filename, &s) == 0) {
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
676 if (S_ISDIR(s.st_mode))
31837
81117923ae8f OS/2 VACPP build updates/fixes
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 31445
diff changeset
677 # if defined(PYOS_OS2) && defined(PYCC_VACPP)
22205
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
678 errno = EOS2ERR;
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
679 # else
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
680 errno = EISDIR;
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
681 # endif
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
682 else
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
683 exists = 1;
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
684 }
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
685 }
f4487350c537 Patch #494045: patches errno and stat to cope on plan9.
Martin v. Löwis <martin@v.loewis.de>
parents: 22225
diff changeset
686 #endif
19053
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
687
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
688 if (exists) {
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
689 Py_BEGIN_ALLOW_THREADS
23029
8291473fde3e Mass checkin of universal newline support.
Jack Jansen <jack.jansen@cwi.nl>
parents: 22785
diff changeset
690 fp = fopen(filename, "r" PY_STDIOTEXTMODE);
19053
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
691 Py_END_ALLOW_THREADS
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
692
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
693 if (fp == NULL) {
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
694 exists = 0;
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
695 }
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
696 }
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
697
2bb242dc69d8 Patch #448227: Raise an exception when a directory is passed to execfile.
Martin v. Löwis <martin@v.loewis.de>
parents: 18933
diff changeset
698 if (!exists) {
25046
434bc1dea4f8 execfile should call PyErr_SetFromErrnoWithFilename instead of
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 24863
diff changeset
699 PyErr_SetFromErrnoWithFilename(PyExc_IOError, filename);
673
71d496259ad3 Added execfile().
Guido van Rossum <guido@python.org>
parents: 662
diff changeset
700 return NULL;
71d496259ad3 Added execfile().
Guido van Rossum <guido@python.org>
parents: 662
diff changeset
701 }
18611
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18436
diff changeset
702 cf.cf_flags = 0;
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18436
diff changeset
703 if (PyEval_MergeCompilerFlags(&cf))
17641
9be7758a8c94 Fix buglet reported on c.l.py: map(fnc, file.xreadlines()) blows up.
Tim Peters <tim.peters@gmail.com>
parents: 17597
diff changeset
704 res = PyRun_FileExFlags(fp, filename, Py_file_input, globals,
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17111
diff changeset
705 locals, 1, &cf);
18611
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18436
diff changeset
706 else
17641
9be7758a8c94 Fix buglet reported on c.l.py: map(fnc, file.xreadlines()) blows up.
Tim Peters <tim.peters@gmail.com>
parents: 17597
diff changeset
707 res = PyRun_FileEx(fp, filename, Py_file_input, globals,
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17111
diff changeset
708 locals, 1);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
709 return res;
673
71d496259ad3 Added execfile().
Guido van Rossum <guido@python.org>
parents: 662
diff changeset
710 }
71d496259ad3 Added execfile().
Guido van Rossum <guido@python.org>
parents: 662
diff changeset
711
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
712 PyDoc_STRVAR(execfile_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
713 "execfile(filename[, globals[, locals]])\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
714 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
715 Read and execute a Python script from a file.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
716 The globals and locals are dictionaries, defaulting to the current\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
717 globals and locals. If only globals is given, locals defaults to it.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
718
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
719
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
720 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
721 builtin_getattr(PyObject *self, PyObject *args)
644
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
722 {
8581
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
723 PyObject *v, *result, *dflt = NULL;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
724 PyObject *name;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
725
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
726 if (!PyArg_UnpackTuple(args, "getattr", 2, 3, &v, &name, &dflt))
644
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
727 return NULL;
19343
7257e87e0720 Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents: 19301
diff changeset
728 #ifdef Py_USING_UNICODE
18888
f12e1a766a14 Fix for SF byg [ #420304 ] getattr function w/ default
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18885
diff changeset
729 if (PyUnicode_Check(name)) {
f12e1a766a14 Fix for SF byg [ #420304 ] getattr function w/ default
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18885
diff changeset
730 name = _PyUnicode_AsDefaultEncodedString(name, NULL);
f12e1a766a14 Fix for SF byg [ #420304 ] getattr function w/ default
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18885
diff changeset
731 if (name == NULL)
f12e1a766a14 Fix for SF byg [ #420304 ] getattr function w/ default
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18885
diff changeset
732 return NULL;
f12e1a766a14 Fix for SF byg [ #420304 ] getattr function w/ default
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18885
diff changeset
733 }
19343
7257e87e0720 Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents: 19301
diff changeset
734 #endif
18888
f12e1a766a14 Fix for SF byg [ #420304 ] getattr function w/ default
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18885
diff changeset
735
f12e1a766a14 Fix for SF byg [ #420304 ] getattr function w/ default
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18885
diff changeset
736 if (!PyString_Check(name)) {
f12e1a766a14 Fix for SF byg [ #420304 ] getattr function w/ default
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18885
diff changeset
737 PyErr_SetString(PyExc_TypeError,
28740
d3297e298211 some more error-message enhancements
Alex Martelli <aleaxit@gmail.com>
parents: 28738
diff changeset
738 "getattr(): attribute name must be string");
18888
f12e1a766a14 Fix for SF byg [ #420304 ] getattr function w/ default
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18885
diff changeset
739 return NULL;
f12e1a766a14 Fix for SF byg [ #420304 ] getattr function w/ default
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18885
diff changeset
740 }
8581
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
741 result = PyObject_GetAttr(v, name);
20471
bbdc0abfbb13 SF patch #471852 (anonymous) notes that getattr(obj, name, default)
Guido van Rossum <guido@python.org>
parents: 20307
diff changeset
742 if (result == NULL && dflt != NULL &&
bbdc0abfbb13 SF patch #471852 (anonymous) notes that getattr(obj, name, default)
Guido van Rossum <guido@python.org>
parents: 20307
diff changeset
743 PyErr_ExceptionMatches(PyExc_AttributeError))
bbdc0abfbb13 SF patch #471852 (anonymous) notes that getattr(obj, name, default)
Guido van Rossum <guido@python.org>
parents: 20307
diff changeset
744 {
8581
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
745 PyErr_Clear();
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
746 Py_INCREF(dflt);
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
747 result = dflt;
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
748 }
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
749 return result;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
750 }
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
751
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
752 PyDoc_STRVAR(getattr_doc,
8581
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
753 "getattr(object, name[, default]) -> value\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
754 \n\
8581
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
755 Get a named attribute from an object; getattr(x, 'y') is equivalent to x.y.\n\
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
756 When a default argument is given, it is returned when the attribute doesn't\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
757 exist; without it, an exception is raised in that case.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
758
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
759
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
760 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
761 builtin_globals(PyObject *self)
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
762 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
763 PyObject *d;
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
764
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
765 d = PyEval_GetGlobals();
39447
71b0ac80a135 It's highly unlikely, though possible for PyEval_Get*() to return NULLs.
Neal Norwitz <nnorwitz@gmail.com>
parents: 39385
diff changeset
766 Py_XINCREF(d);
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
767 return d;
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
768 }
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
769
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
770 PyDoc_STRVAR(globals_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
771 "globals() -> dictionary\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
772 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
773 Return the dictionary containing the current scope's global variables.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
774
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
775
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
776 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
777 builtin_hasattr(PyObject *self, PyObject *args)
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
778 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
779 PyObject *v;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
780 PyObject *name;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
781
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
782 if (!PyArg_UnpackTuple(args, "hasattr", 2, 2, &v, &name))
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
783 return NULL;
19343
7257e87e0720 Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents: 19301
diff changeset
784 #ifdef Py_USING_UNICODE
18890
fb837c5ae5d3 Do for hasattr() what was done for getattr()
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18888
diff changeset
785 if (PyUnicode_Check(name)) {
fb837c5ae5d3 Do for hasattr() what was done for getattr()
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18888
diff changeset
786 name = _PyUnicode_AsDefaultEncodedString(name, NULL);
fb837c5ae5d3 Do for hasattr() what was done for getattr()
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18888
diff changeset
787 if (name == NULL)
fb837c5ae5d3 Do for hasattr() what was done for getattr()
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18888
diff changeset
788 return NULL;
fb837c5ae5d3 Do for hasattr() what was done for getattr()
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18888
diff changeset
789 }
19343
7257e87e0720 Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents: 19301
diff changeset
790 #endif
18890
fb837c5ae5d3 Do for hasattr() what was done for getattr()
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18888
diff changeset
791
fb837c5ae5d3 Do for hasattr() what was done for getattr()
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18888
diff changeset
792 if (!PyString_Check(name)) {
fb837c5ae5d3 Do for hasattr() what was done for getattr()
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18888
diff changeset
793 PyErr_SetString(PyExc_TypeError,
28740
d3297e298211 some more error-message enhancements
Alex Martelli <aleaxit@gmail.com>
parents: 28738
diff changeset
794 "hasattr(): attribute name must be string");
18890
fb837c5ae5d3 Do for hasattr() what was done for getattr()
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18888
diff changeset
795 return NULL;
fb837c5ae5d3 Do for hasattr() what was done for getattr()
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 18888
diff changeset
796 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
797 v = PyObject_GetAttr(v, name);
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
798 if (v == NULL) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
799 PyErr_Clear();
8402
0cb0394c2edc A bunch of functions are now properly implemented in abstract.c, and
Guido van Rossum <guido@python.org>
parents: 8287
diff changeset
800 Py_INCREF(Py_False);
0cb0394c2edc A bunch of functions are now properly implemented in abstract.c, and
Guido van Rossum <guido@python.org>
parents: 8287
diff changeset
801 return Py_False;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
802 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
803 Py_DECREF(v);
8402
0cb0394c2edc A bunch of functions are now properly implemented in abstract.c, and
Guido van Rossum <guido@python.org>
parents: 8287
diff changeset
804 Py_INCREF(Py_True);
0cb0394c2edc A bunch of functions are now properly implemented in abstract.c, and
Guido van Rossum <guido@python.org>
parents: 8287
diff changeset
805 return Py_True;
644
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
806 }
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
807
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
808 PyDoc_STRVAR(hasattr_doc,
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
809 "hasattr(object, name) -> bool\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
810 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
811 Return whether the object has an attribute with the given name.\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
812 (This is done by calling getattr(object, name) and catching exceptions.)");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
813
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
814
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
815 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
816 builtin_id(PyObject *self, PyObject *v)
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
817 {
13078
1d0407960953 Trent Mick:
Guido van Rossum <guido@python.org>
parents: 12961
diff changeset
818 return PyLong_FromVoidPtr(v);
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
819 }
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
820
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
821 PyDoc_STRVAR(id_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
822 "id(object) -> integer\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
823 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
824 Return the identity of an object. This is guaranteed to be unique among\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
825 simultaneously existing objects. (Hint: it's the object's memory address.)");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
826
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
827
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
828 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
829 builtin_map(PyObject *self, PyObject *args)
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
830 {
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
831 typedef struct {
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
832 PyObject *it; /* the iterator object */
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
833 int saw_StopIteration; /* bool: did the iterator end? */
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
834 } sequence;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
835
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
836 PyObject *func, *result;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
837 sequence *seqs = NULL, *sqp;
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36484
diff changeset
838 Py_ssize_t n, len;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
839 register int i, j;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
840
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
841 n = PyTuple_Size(args);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
842 if (n < 2) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
843 PyErr_SetString(PyExc_TypeError,
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
844 "map() requires at least two args");
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
845 return NULL;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
846 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
847
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
848 func = PyTuple_GetItem(args, 0);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
849 n--;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
850
8661
30fbf18af29e Small changes to map() and filter():
Guido van Rossum <guido@python.org>
parents: 8589
diff changeset
851 if (func == Py_None && n == 1) {
30fbf18af29e Small changes to map() and filter():
Guido van Rossum <guido@python.org>
parents: 8589
diff changeset
852 /* map(None, S) is the same as list(S). */
30fbf18af29e Small changes to map() and filter():
Guido van Rossum <guido@python.org>
parents: 8589
diff changeset
853 return PySequence_List(PyTuple_GetItem(args, 1));
30fbf18af29e Small changes to map() and filter():
Guido van Rossum <guido@python.org>
parents: 8589
diff changeset
854 }
30fbf18af29e Small changes to map() and filter():
Guido van Rossum <guido@python.org>
parents: 8589
diff changeset
855
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
856 /* Get space for sequence descriptors. Must NULL out the iterator
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
857 * pointers so that jumping to Fail_2 later doesn't see trash.
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
858 */
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
859 if ((seqs = PyMem_NEW(sequence, n)) == NULL) {
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
860 PyErr_NoMemory();
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
861 return NULL;
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
862 }
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
863 for (i = 0; i < n; ++i) {
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
864 seqs[i].it = (PyObject*)NULL;
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
865 seqs[i].saw_StopIteration = 0;
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
866 }
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
867
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
868 /* Do a first pass to obtain iterators for the arguments, and set len
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
869 * to the largest of their lengths.
17641
9be7758a8c94 Fix buglet reported on c.l.py: map(fnc, file.xreadlines()) blows up.
Tim Peters <tim.peters@gmail.com>
parents: 17597
diff changeset
870 */
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
871 len = 0;
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
872 for (i = 0, sqp = seqs; i < n; ++i, ++sqp) {
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
873 PyObject *curseq;
36521
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
874 Py_ssize_t curlen;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
875
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
876 /* Get iterator. */
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
877 curseq = PyTuple_GetItem(args, i+1);
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
878 sqp->it = PyObject_GetIter(curseq);
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
879 if (sqp->it == NULL) {
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
880 static char errmsg[] =
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
881 "argument %d to map() must support iteration";
5388
13a30cea8dbf Avoid sprintf buffer overflow if more than 9999 arguments.
Guido van Rossum <guido@python.org>
parents: 5373
diff changeset
882 char errbuf[sizeof(errmsg) + 25];
21077
379fc66f4c96 Use PyOS_snprintf instead of sprintf.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 20871
diff changeset
883 PyOS_snprintf(errbuf, sizeof(errbuf), errmsg, i+2);
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
884 PyErr_SetString(PyExc_TypeError, errbuf);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
885 goto Fail_2;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
886 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
887
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
888 /* Update len. */
36484
20f75d5e79e9 Renamed _length_cue() to __length_hint__(). See:
Armin Rigo <arigo@tunes.org>
parents: 36034
diff changeset
889 curlen = _PyObject_LengthHint(curseq);
31343
0c1d2062dee3 Apply map/zip pre-sizing optimization to a broader class of objects.
Raymond Hettinger <python@rcn.com>
parents: 31210
diff changeset
890 if (curlen < 0) {
35364
aeb8580a1af7 SF bug #1242657: list(obj) can swallow KeyboardInterrupt
Raymond Hettinger <python@rcn.com>
parents: 35264
diff changeset
891 if (!PyErr_ExceptionMatches(PyExc_TypeError) &&
aeb8580a1af7 SF bug #1242657: list(obj) can swallow KeyboardInterrupt
Raymond Hettinger <python@rcn.com>
parents: 35264
diff changeset
892 !PyErr_ExceptionMatches(PyExc_AttributeError)) {
aeb8580a1af7 SF bug #1242657: list(obj) can swallow KeyboardInterrupt
Raymond Hettinger <python@rcn.com>
parents: 35264
diff changeset
893 goto Fail_2;
aeb8580a1af7 SF bug #1242657: list(obj) can swallow KeyboardInterrupt
Raymond Hettinger <python@rcn.com>
parents: 35264
diff changeset
894 }
31343
0c1d2062dee3 Apply map/zip pre-sizing optimization to a broader class of objects.
Raymond Hettinger <python@rcn.com>
parents: 31210
diff changeset
895 PyErr_Clear();
0c1d2062dee3 Apply map/zip pre-sizing optimization to a broader class of objects.
Raymond Hettinger <python@rcn.com>
parents: 31210
diff changeset
896 curlen = 8; /* arbitrary */
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
897 }
31343
0c1d2062dee3 Apply map/zip pre-sizing optimization to a broader class of objects.
Raymond Hettinger <python@rcn.com>
parents: 31210
diff changeset
898 if (curlen > len)
0c1d2062dee3 Apply map/zip pre-sizing optimization to a broader class of objects.
Raymond Hettinger <python@rcn.com>
parents: 31210
diff changeset
899 len = curlen;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
900 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
901
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
902 /* Get space for the result list. */
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
903 if ((result = (PyObject *) PyList_New(len)) == NULL)
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
904 goto Fail_2;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
905
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
906 /* Iterate over the sequences until all have stopped. */
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
907 for (i = 0; ; ++i) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
908 PyObject *alist, *item=NULL, *value;
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
909 int numactive = 0;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
910
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
911 if (func == Py_None && n == 1)
2824
65c7105868f8 rename arglist to alist (conflict with new grammar symbol)
Guido van Rossum <guido@python.org>
parents: 2808
diff changeset
912 alist = NULL;
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
913 else if ((alist = PyTuple_New(n)) == NULL)
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
914 goto Fail_1;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
915
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
916 for (j = 0, sqp = seqs; j < n; ++j, ++sqp) {
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
917 if (sqp->saw_StopIteration) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
918 Py_INCREF(Py_None);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
919 item = Py_None;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
920 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
921 else {
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
922 item = PyIter_Next(sqp->it);
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
923 if (item)
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
924 ++numactive;
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
925 else {
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
926 if (PyErr_Occurred()) {
17683
e9a4e27e8d4e Make PyIter_Next() a little smarter (wrt its knowledge of iterator
Tim Peters <tim.peters@gmail.com>
parents: 17677
diff changeset
927 Py_XDECREF(alist);
e9a4e27e8d4e Make PyIter_Next() a little smarter (wrt its knowledge of iterator
Tim Peters <tim.peters@gmail.com>
parents: 17677
diff changeset
928 goto Fail_1;
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
929 }
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
930 Py_INCREF(Py_None);
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
931 item = Py_None;
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
932 sqp->saw_StopIteration = 1;
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
933 }
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
934 }
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
935 if (alist)
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
936 PyTuple_SET_ITEM(alist, j, item);
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
937 else
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
938 break;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
939 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
940
2824
65c7105868f8 rename arglist to alist (conflict with new grammar symbol)
Guido van Rossum <guido@python.org>
parents: 2808
diff changeset
941 if (!alist)
65c7105868f8 rename arglist to alist (conflict with new grammar symbol)
Guido van Rossum <guido@python.org>
parents: 2808
diff changeset
942 alist = item;
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
943
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
944 if (numactive == 0) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
945 Py_DECREF(alist);
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
946 break;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
947 }
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
948
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
949 if (func == Py_None)
2824
65c7105868f8 rename arglist to alist (conflict with new grammar symbol)
Guido van Rossum <guido@python.org>
parents: 2808
diff changeset
950 value = alist;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
951 else {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
952 value = PyEval_CallObject(func, alist);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
953 Py_DECREF(alist);
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
954 if (value == NULL)
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
955 goto Fail_1;
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
956 }
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
957 if (i >= len) {
9991
ddbbed8cb830 builtin_map(): A better fix for the previous leak plug (remember
Barry Warsaw <barry@python.org>
parents: 9980
diff changeset
958 int status = PyList_Append(result, value);
ddbbed8cb830 builtin_map(): A better fix for the previous leak plug (remember
Barry Warsaw <barry@python.org>
parents: 9980
diff changeset
959 Py_DECREF(value);
ddbbed8cb830 builtin_map(): A better fix for the previous leak plug (remember
Barry Warsaw <barry@python.org>
parents: 9980
diff changeset
960 if (status < 0)
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
961 goto Fail_1;
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
962 }
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
963 else if (PyList_SetItem(result, i, value) < 0)
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
964 goto Fail_1;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
965 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
966
8661
30fbf18af29e Small changes to map() and filter():
Guido van Rossum <guido@python.org>
parents: 8589
diff changeset
967 if (i < len && PyList_SetSlice(result, i, len, NULL) < 0)
30fbf18af29e Small changes to map() and filter():
Guido van Rossum <guido@python.org>
parents: 8589
diff changeset
968 goto Fail_1;
30fbf18af29e Small changes to map() and filter():
Guido van Rossum <guido@python.org>
parents: 8589
diff changeset
969
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
970 goto Succeed;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
971
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
972 Fail_1:
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
973 Py_DECREF(result);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
974 Fail_2:
17675
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
975 result = NULL;
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
976 Succeed:
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
977 assert(seqs);
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
978 for (i = 0; i < n; ++i)
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
979 Py_XDECREF(seqs[i].it);
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
980 PyMem_DEL(seqs);
0be277039d93 Generalize map() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17667
diff changeset
981 return result;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
982 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
983
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
984 PyDoc_STRVAR(map_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
985 "map(function, sequence[, sequence, ...]) -> list\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
986 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
987 Return a list of the results of applying the function to the items of\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
988 the argument sequence(s). If more than one sequence is given, the\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
989 function is called with an argument list consisting of the corresponding\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
990 item of each sequence, substituting None for missing values when not all\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
991 sequences have the same length. If the function is None, return a list of\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
992 the items of the sequence (or a list of tuples if more than one sequence).");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
993
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
994
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
995 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
996 builtin_setattr(PyObject *self, PyObject *args)
644
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
997 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
998 PyObject *v;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
999 PyObject *name;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1000 PyObject *value;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1001
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
1002 if (!PyArg_UnpackTuple(args, "setattr", 3, 3, &v, &name, &value))
644
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
1003 return NULL;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1004 if (PyObject_SetAttr(v, name, value) != 0)
644
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
1005 return NULL;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1006 Py_INCREF(Py_None);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1007 return Py_None;
644
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
1008 }
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
1009
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1010 PyDoc_STRVAR(setattr_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1011 "setattr(object, name, value)\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1012 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1013 Set a named attribute on an object; setattr(x, 'y', v) is equivalent to\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1014 ``x.y = v''.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1015
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1016
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1017 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
1018 builtin_delattr(PyObject *self, PyObject *args)
1843
8294bbd94535 Added delattr()
Guido van Rossum <guido@python.org>
parents: 1842
diff changeset
1019 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1020 PyObject *v;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1021 PyObject *name;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1022
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
1023 if (!PyArg_UnpackTuple(args, "delattr", 2, 2, &v, &name))
1843
8294bbd94535 Added delattr()
Guido van Rossum <guido@python.org>
parents: 1842
diff changeset
1024 return NULL;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1025 if (PyObject_SetAttr(v, name, (PyObject *)NULL) != 0)
1843
8294bbd94535 Added delattr()
Guido van Rossum <guido@python.org>
parents: 1842
diff changeset
1026 return NULL;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1027 Py_INCREF(Py_None);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1028 return Py_None;
1843
8294bbd94535 Added delattr()
Guido van Rossum <guido@python.org>
parents: 1842
diff changeset
1029 }
8294bbd94535 Added delattr()
Guido van Rossum <guido@python.org>
parents: 1842
diff changeset
1030
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1031 PyDoc_STRVAR(delattr_doc,
9514
a126107c433a Fix cosmetic bug in delattr docstring discovered by JvR.
Guido van Rossum <guido@python.org>
parents: 9188
diff changeset
1032 "delattr(object, name)\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1033 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1034 Delete a named attribute on an object; delattr(x, 'y') is equivalent to\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1035 ``del x.y''.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1036
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1037
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1038 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1039 builtin_hash(PyObject *self, PyObject *v)
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
1040 {
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
1041 long x;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1042
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1043 x = PyObject_Hash(v);
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
1044 if (x == -1)
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
1045 return NULL;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1046 return PyInt_FromLong(x);
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
1047 }
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
1048
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1049 PyDoc_STRVAR(hash_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1050 "hash(object) -> integer\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1051 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1052 Return a hash value for the object. Two objects with the same value have\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1053 the same hash value. The reverse is not necessarily true, but likely.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1054
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1055
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1056 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1057 builtin_hex(PyObject *self, PyObject *v)
404
9cd38d1ac391 Made dir() more robust.
Guido van Rossum <guido@python.org>
parents: 385
diff changeset
1058 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1059 PyNumberMethods *nb;
32759
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1060 PyObject *res;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1061
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1062 if ((nb = v->ob_type->tp_as_number) == NULL ||
1049
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic.
Guido van Rossum <guido@python.org>
parents: 972
diff changeset
1063 nb->nb_hex == NULL) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1064 PyErr_SetString(PyExc_TypeError,
1049
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic.
Guido van Rossum <guido@python.org>
parents: 972
diff changeset
1065 "hex() argument can't be converted to hex");
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic.
Guido van Rossum <guido@python.org>
parents: 972
diff changeset
1066 return NULL;
404
9cd38d1ac391 Made dir() more robust.
Guido van Rossum <guido@python.org>
parents: 385
diff changeset
1067 }
32759
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1068 res = (*nb->nb_hex)(v);
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1069 if (res && !PyString_Check(res)) {
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1070 PyErr_Format(PyExc_TypeError,
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1071 "__hex__ returned non-string (type %.200s)",
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1072 res->ob_type->tp_name);
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1073 Py_DECREF(res);
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1074 return NULL;
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1075 }
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1076 return res;
404
9cd38d1ac391 Made dir() more robust.
Guido van Rossum <guido@python.org>
parents: 385
diff changeset
1077 }
9cd38d1ac391 Made dir() more robust.
Guido van Rossum <guido@python.org>
parents: 385
diff changeset
1078
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1079 PyDoc_STRVAR(hex_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1080 "hex(number) -> string\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1081 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1082 Return the hexadecimal representation of an integer or long integer.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1083
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1084
13447
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13446
diff changeset
1085 static PyObject *builtin_raw_input(PyObject *, PyObject *);
1073
2c0432fcc270 Modified most (but not yet all) I/O to always go through sys.stdout or
Guido van Rossum <guido@python.org>
parents: 1049
diff changeset
1086
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1087 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
1088 builtin_input(PyObject *self, PyObject *args)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1089 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1090 PyObject *line;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1091 char *str;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1092 PyObject *res;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1093 PyObject *globals, *locals;
31445
1219f1162d1d Fix input() builtin function to respect compiler flags.
Hye-Shik Chang <hyeshik@gmail.com>
parents: 31345
diff changeset
1094 PyCompilerFlags cf;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1095
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1096 line = builtin_raw_input(self, args);
1073
2c0432fcc270 Modified most (but not yet all) I/O to always go through sys.stdout or
Guido van Rossum <guido@python.org>
parents: 1049
diff changeset
1097 if (line == NULL)
2c0432fcc270 Modified most (but not yet all) I/O to always go through sys.stdout or
Guido van Rossum <guido@python.org>
parents: 1049
diff changeset
1098 return line;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1099 if (!PyArg_Parse(line, "s;embedded '\\0' in input line", &str))
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1100 return NULL;
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1101 while (*str == ' ' || *str == '\t')
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1102 str++;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1103 globals = PyEval_GetGlobals();
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1104 locals = PyEval_GetLocals();
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1105 if (PyDict_GetItemString(globals, "__builtins__") == NULL) {
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1106 if (PyDict_SetItemString(globals, "__builtins__",
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1107 PyEval_GetBuiltins()) != 0)
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2087
diff changeset
1108 return NULL;
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2087
diff changeset
1109 }
31445
1219f1162d1d Fix input() builtin function to respect compiler flags.
Hye-Shik Chang <hyeshik@gmail.com>
parents: 31345
diff changeset
1110 cf.cf_flags = 0;
1219f1162d1d Fix input() builtin function to respect compiler flags.
Hye-Shik Chang <hyeshik@gmail.com>
parents: 31345
diff changeset
1111 PyEval_MergeCompilerFlags(&cf);
1219f1162d1d Fix input() builtin function to respect compiler flags.
Hye-Shik Chang <hyeshik@gmail.com>
parents: 31345
diff changeset
1112 res = PyRun_StringFlags(str, Py_eval_input, globals, locals, &cf);
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1113 Py_DECREF(line);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1114 return res;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1115 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1116
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1117 PyDoc_STRVAR(input_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1118 "input([prompt]) -> value\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1119 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1120 Equivalent to eval(raw_input(prompt)).");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1121
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1122
5092
cb7aadd9d9f2 Added intern() function.
Guido van Rossum <guido@python.org>
parents: 5010
diff changeset
1123 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
1124 builtin_intern(PyObject *self, PyObject *args)
5092
cb7aadd9d9f2 Added intern() function.
Guido van Rossum <guido@python.org>
parents: 5010
diff changeset
1125 {
cb7aadd9d9f2 Added intern() function.
Guido van Rossum <guido@python.org>
parents: 5010
diff changeset
1126 PyObject *s;
11882
dc65c5f6ad7c Massive patch by Skip Montanaro to add ":name" to as many
Guido van Rossum <guido@python.org>
parents: 11800
diff changeset
1127 if (!PyArg_ParseTuple(args, "S:intern", &s))
5092
cb7aadd9d9f2 Added intern() function.
Guido van Rossum <guido@python.org>
parents: 5010
diff changeset
1128 return NULL;
33019
5218bff56449 Subclasses of string can no longer be interned. The semantics of
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 32896
diff changeset
1129 if (!PyString_CheckExact(s)) {
5218bff56449 Subclasses of string can no longer be interned. The semantics of
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 32896
diff changeset
1130 PyErr_SetString(PyExc_TypeError,
5218bff56449 Subclasses of string can no longer be interned. The semantics of
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 32896
diff changeset
1131 "can't intern subclass of string");
5218bff56449 Subclasses of string can no longer be interned. The semantics of
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 32896
diff changeset
1132 return NULL;
5218bff56449 Subclasses of string can no longer be interned. The semantics of
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 32896
diff changeset
1133 }
5092
cb7aadd9d9f2 Added intern() function.
Guido van Rossum <guido@python.org>
parents: 5010
diff changeset
1134 Py_INCREF(s);
cb7aadd9d9f2 Added intern() function.
Guido van Rossum <guido@python.org>
parents: 5010
diff changeset
1135 PyString_InternInPlace(&s);
cb7aadd9d9f2 Added intern() function.
Guido van Rossum <guido@python.org>
parents: 5010
diff changeset
1136 return s;
cb7aadd9d9f2 Added intern() function.
Guido van Rossum <guido@python.org>
parents: 5010
diff changeset
1137 }
cb7aadd9d9f2 Added intern() function.
Guido van Rossum <guido@python.org>
parents: 5010
diff changeset
1138
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1139 PyDoc_STRVAR(intern_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1140 "intern(string) -> string\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1141 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1142 ``Intern'' the given string. This enters the string in the (global)\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1143 table of interned strings whose purpose is to speed up dictionary lookups.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1144 Return the string itself or the previously interned string object with the\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1145 same value.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1146
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1147
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1148 static PyObject *
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1149 builtin_iter(PyObject *self, PyObject *args)
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1150 {
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1151 PyObject *v, *w = NULL;
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1152
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
1153 if (!PyArg_UnpackTuple(args, "iter", 1, 2, &v, &w))
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1154 return NULL;
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1155 if (w == NULL)
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1156 return PyObject_GetIter(v);
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1157 if (!PyCallable_Check(v)) {
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1158 PyErr_SetString(PyExc_TypeError,
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1159 "iter(v, w): v must be callable");
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1160 return NULL;
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1161 }
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1162 return PyCallIter_New(v, w);
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1163 }
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1164
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1165 PyDoc_STRVAR(iter_doc,
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1166 "iter(collection) -> iterator\n\
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1167 iter(callable, sentinel) -> iterator\n\
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1168 \n\
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1169 Get an iterator from an object. In the first form, the argument must\n\
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1170 supply its own iterator, or be a sequence.\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1171 In the second form, the callable is called until it returns the sentinel.");
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1172
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1173
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1174 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1175 builtin_len(PyObject *self, PyObject *v)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1176 {
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36484
diff changeset
1177 Py_ssize_t res;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1178
13576
61e4c29d53d8 replace PyXXX_Length calls with PyXXX_Size calls
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 13447
diff changeset
1179 res = PyObject_Size(v);
8589
97dc6aa532e7 Fix a stupid little bug: len() of an unsized returns -1 and leaves an
Guido van Rossum <guido@python.org>
parents: 8581
diff changeset
1180 if (res < 0 && PyErr_Occurred())
97dc6aa532e7 Fix a stupid little bug: len() of an unsized returns -1 and leaves an
Guido van Rossum <guido@python.org>
parents: 8581
diff changeset
1181 return NULL;
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36484
diff changeset
1182 return PyInt_FromSsize_t(res);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1183 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1184
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1185 PyDoc_STRVAR(len_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1186 "len(object) -> integer\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1187 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1188 Return the number of items of a sequence or mapping.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1189
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1190
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1191 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1192 builtin_locals(PyObject *self)
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1193 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1194 PyObject *d;
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1195
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1196 d = PyEval_GetLocals();
39447
71b0ac80a135 It's highly unlikely, though possible for PyEval_Get*() to return NULLs.
Neal Norwitz <nnorwitz@gmail.com>
parents: 39385
diff changeset
1197 Py_XINCREF(d);
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1198 return d;
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1199 }
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1200
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1201 PyDoc_STRVAR(locals_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1202 "locals() -> dictionary\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1203 \n\
27076
753306f9b0a0 SF bug #655271: Slightly modify locals() doc
Raymond Hettinger <python@rcn.com>
parents: 26824
diff changeset
1204 Update and return a dictionary containing the current scope's local variables.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1205
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1206
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1207 static PyObject *
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1208 min_max(PyObject *args, PyObject *kwds, int op)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1209 {
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1210 PyObject *v, *it, *item, *val, *maxitem, *maxval, *keyfunc=NULL;
33099
ce016d0ec701 Patch #1005468: Disambiguate "min() or max()" exception string.
Martin v. Löwis <martin@v.loewis.de>
parents: 33019
diff changeset
1211 const char *name = op == Py_LT ? "min" : "max";
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1212
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1213 if (PyTuple_Size(args) > 1)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1214 v = args;
33099
ce016d0ec701 Patch #1005468: Disambiguate "min() or max()" exception string.
Martin v. Löwis <martin@v.loewis.de>
parents: 33019
diff changeset
1215 else if (!PyArg_UnpackTuple(args, (char *)name, 1, 1, &v))
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1216 return NULL;
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
1217
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1218 if (kwds != NULL && PyDict_Check(kwds) && PyDict_Size(kwds)) {
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1219 keyfunc = PyDict_GetItemString(kwds, "key");
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1220 if (PyDict_Size(kwds)!=1 || keyfunc == NULL) {
35500
8fa83a9ebc6e Whitespace normalization.
Georg Brandl <georg@python.org>
parents: 35364
diff changeset
1221 PyErr_Format(PyExc_TypeError,
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1222 "%s() got an unexpected keyword argument", name);
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1223 return NULL;
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1224 }
35500
8fa83a9ebc6e Whitespace normalization.
Georg Brandl <georg@python.org>
parents: 35364
diff changeset
1225 }
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1226
17667
76ee8b62ee2a Generalize max(seq) and min(seq) to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17654
diff changeset
1227 it = PyObject_GetIter(v);
76ee8b62ee2a Generalize max(seq) and min(seq) to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17654
diff changeset
1228 if (it == NULL)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1229 return NULL;
17667
76ee8b62ee2a Generalize max(seq) and min(seq) to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17654
diff changeset
1230
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1231 maxitem = NULL; /* the result */
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1232 maxval = NULL; /* the value associated with the result */
34123
4e8fb12f8378 Put parentheses around the assignment in the 'while' loop conditional
Brett Cannon <bcannon@gmail.com>
parents: 34085
diff changeset
1233 while (( item = PyIter_Next(it) )) {
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1234 /* get the value from the key function */
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1235 if (keyfunc != NULL) {
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1236 val = PyObject_CallFunctionObjArgs(keyfunc, item, NULL);
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1237 if (val == NULL)
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1238 goto Fail_it_item;
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1239 }
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1240 /* no key function; the value is the item */
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1241 else {
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1242 val = item;
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1243 Py_INCREF(val);
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1244 }
17667
76ee8b62ee2a Generalize max(seq) and min(seq) to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17654
diff changeset
1245
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1246 /* maximum value and item are unset; set them */
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1247 if (maxval == NULL) {
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1248 maxitem = item;
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1249 maxval = val;
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1250 }
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1251 /* maximum value and item are set; update them as necessary */
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1252 else {
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1253 int cmp = PyObject_RichCompareBool(val, maxval, op);
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1254 if (cmp < 0)
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1255 goto Fail_it_item_and_val;
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1256 else if (cmp > 0) {
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1257 Py_DECREF(maxval);
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1258 Py_DECREF(maxitem);
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1259 maxval = val;
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1260 maxitem = item;
15949
76ad2a9a3e53 Use rich comparisons in min and max.
Guido van Rossum <guido@python.org>
parents: 15832
diff changeset
1261 }
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1262 else {
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1263 Py_DECREF(item);
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1264 Py_DECREF(val);
5610
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5471
diff changeset
1265 }
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1266 }
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1267 }
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1268 if (PyErr_Occurred())
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1269 goto Fail_it;
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1270 if (maxval == NULL) {
33099
ce016d0ec701 Patch #1005468: Disambiguate "min() or max()" exception string.
Martin v. Löwis <martin@v.loewis.de>
parents: 33019
diff changeset
1271 PyErr_Format(PyExc_ValueError,
ce016d0ec701 Patch #1005468: Disambiguate "min() or max()" exception string.
Martin v. Löwis <martin@v.loewis.de>
parents: 33019
diff changeset
1272 "%s() arg is an empty sequence", name);
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1273 assert(maxitem == NULL);
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1274 }
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1275 else
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1276 Py_DECREF(maxval);
17667
76ee8b62ee2a Generalize max(seq) and min(seq) to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17654
diff changeset
1277 Py_DECREF(it);
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1278 return maxitem;
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1279
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1280 Fail_it_item_and_val:
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1281 Py_DECREF(val);
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1282 Fail_it_item:
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1283 Py_DECREF(item);
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1284 Fail_it:
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1285 Py_XDECREF(maxval);
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1286 Py_XDECREF(maxitem);
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1287 Py_DECREF(it);
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1288 return NULL;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1289 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1290
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1291 static PyObject *
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1292 builtin_min(PyObject *self, PyObject *args, PyObject *kwds)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1293 {
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1294 return min_max(args, kwds, Py_LT);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1295 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1296
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1297 PyDoc_STRVAR(min_doc,
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1298 "min(iterable[, key=func]) -> value\n\
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1299 min(a, b, c, ...[, key=func]) -> value\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1300 \n\
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1301 With a single iterable argument, return its smallest item.\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1302 With two or more arguments, return the smallest argument.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1303
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1304
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1305 static PyObject *
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1306 builtin_max(PyObject *self, PyObject *args, PyObject *kwds)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1307 {
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1308 return min_max(args, kwds, Py_GT);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1309 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1310
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1311 PyDoc_STRVAR(max_doc,
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1312 "max(iterable[, key=func]) -> value\n\
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1313 max(a, b, c, ...[, key=func]) -> value\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1314 \n\
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1315 With a single iterable argument, return its largest item.\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1316 With two or more arguments, return the largest argument.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1317
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1318
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1319 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1320 builtin_oct(PyObject *self, PyObject *v)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1321 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1322 PyNumberMethods *nb;
32759
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1323 PyObject *res;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1324
1049
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic.
Guido van Rossum <guido@python.org>
parents: 972
diff changeset
1325 if (v == NULL || (nb = v->ob_type->tp_as_number) == NULL ||
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic.
Guido van Rossum <guido@python.org>
parents: 972
diff changeset
1326 nb->nb_oct == NULL) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1327 PyErr_SetString(PyExc_TypeError,
1049
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic.
Guido van Rossum <guido@python.org>
parents: 972
diff changeset
1328 "oct() argument can't be converted to oct");
2ed511171809 Made builtins int(), long(), float(), oct() and hex() more generic.
Guido van Rossum <guido@python.org>
parents: 972
diff changeset
1329 return NULL;
404
9cd38d1ac391 Made dir() more robust.
Guido van Rossum <guido@python.org>
parents: 385
diff changeset
1330 }
32759
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1331 res = (*nb->nb_oct)(v);
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1332 if (res && !PyString_Check(res)) {
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1333 PyErr_Format(PyExc_TypeError,
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1334 "__oct__ returned non-string (type %.200s)",
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1335 res->ob_type->tp_name);
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1336 Py_DECREF(res);
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1337 return NULL;
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1338 }
d1777f51923b Check the type of values returned by __int__, __float__, __long__,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 32526
diff changeset
1339 return res;
404
9cd38d1ac391 Made dir() more robust.
Guido van Rossum <guido@python.org>
parents: 385
diff changeset
1340 }
9cd38d1ac391 Made dir() more robust.
Guido van Rossum <guido@python.org>
parents: 385
diff changeset
1341
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1342 PyDoc_STRVAR(oct_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1343 "oct(number) -> string\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1344 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1345 Return the octal representation of an integer or long integer.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1346
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1347
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1348 static PyObject *
38077
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
1349 builtin_open(PyObject *self, PyObject *args, PyObject *kwds)
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
1350 {
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
1351 return PyObject_Call((PyObject*)&PyFile_Type, args, kwds);
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
1352 }
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
1353
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
1354 PyDoc_STRVAR(open_doc,
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
1355 "open(name[, mode[, buffering]]) -> file object\n\
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
1356 \n\
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
1357 Open a file using the file() type, returns a file object.");
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
1358
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
1359
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
1360 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1361 builtin_ord(PyObject *self, PyObject* obj)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1362 {
11973
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
1363 long ord;
36521
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
1364 Py_ssize_t size;
11973
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
1365
12384
aa013f2cf80b ord: provide better error messages
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12368
diff changeset
1366 if (PyString_Check(obj)) {
aa013f2cf80b ord: provide better error messages
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12368
diff changeset
1367 size = PyString_GET_SIZE(obj);
15635
838551869790 Patch #102955, fixing one of the warnings in bug #121479:
Andrew M. Kuchling <amk@amk.ca>
parents: 15478
diff changeset
1368 if (size == 1) {
12384
aa013f2cf80b ord: provide better error messages
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12368
diff changeset
1369 ord = (long)((unsigned char)*PyString_AS_STRING(obj));
15635
838551869790 Patch #102955, fixing one of the warnings in bug #121479:
Andrew M. Kuchling <amk@amk.ca>
parents: 15478
diff changeset
1370 return PyInt_FromLong(ord);
838551869790 Patch #102955, fixing one of the warnings in bug #121479:
Andrew M. Kuchling <amk@amk.ca>
parents: 15478
diff changeset
1371 }
19343
7257e87e0720 Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents: 19301
diff changeset
1372 #ifdef Py_USING_UNICODE
12384
aa013f2cf80b ord: provide better error messages
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12368
diff changeset
1373 } else if (PyUnicode_Check(obj)) {
aa013f2cf80b ord: provide better error messages
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12368
diff changeset
1374 size = PyUnicode_GET_SIZE(obj);
15635
838551869790 Patch #102955, fixing one of the warnings in bug #121479:
Andrew M. Kuchling <amk@amk.ca>
parents: 15478
diff changeset
1375 if (size == 1) {
12384
aa013f2cf80b ord: provide better error messages
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12368
diff changeset
1376 ord = (long)*PyUnicode_AS_UNICODE(obj);
15635
838551869790 Patch #102955, fixing one of the warnings in bug #121479:
Andrew M. Kuchling <amk@amk.ca>
parents: 15478
diff changeset
1377 return PyInt_FromLong(ord);
838551869790 Patch #102955, fixing one of the warnings in bug #121479:
Andrew M. Kuchling <amk@amk.ca>
parents: 15478
diff changeset
1378 }
19343
7257e87e0720 Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents: 19301
diff changeset
1379 #endif
12384
aa013f2cf80b ord: provide better error messages
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12368
diff changeset
1380 } else {
aa013f2cf80b ord: provide better error messages
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12368
diff changeset
1381 PyErr_Format(PyExc_TypeError,
15654
6405f30aa08c CHange error messages for ord(), using "string" instead of "string or Unicode"
Andrew M. Kuchling <amk@amk.ca>
parents: 15637
diff changeset
1382 "ord() expected string of length 1, but " \
12384
aa013f2cf80b ord: provide better error messages
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12368
diff changeset
1383 "%.200s found", obj->ob_type->tp_name);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1384 return NULL;
11973
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
1385 }
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
1386
15829
9308dc8c85e0 (Modified) patch by Ping - SF Patch #102681.
Guido van Rossum <guido@python.org>
parents: 15727
diff changeset
1387 PyErr_Format(PyExc_TypeError,
15654
6405f30aa08c CHange error messages for ord(), using "string" instead of "string or Unicode"
Andrew M. Kuchling <amk@amk.ca>
parents: 15637
diff changeset
1388 "ord() expected a character, "
36521
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
1389 "but string of length %zd found",
12384
aa013f2cf80b ord: provide better error messages
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12368
diff changeset
1390 size);
aa013f2cf80b ord: provide better error messages
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12368
diff changeset
1391 return NULL;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1392 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1393
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1394 PyDoc_STRVAR(ord_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1395 "ord(c) -> integer\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1396 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1397 Return the integer ordinal of a one-character string.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1398
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1399
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1400 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
1401 builtin_pow(PyObject *self, PyObject *args)
2087
65146b52f16b * Python/bltinmodule.c: restructured coerce(), divmod(), pow() to
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1402 {
8402
0cb0394c2edc A bunch of functions are now properly implemented in abstract.c, and
Guido van Rossum <guido@python.org>
parents: 8287
diff changeset
1403 PyObject *v, *w, *z = Py_None;
2087
65146b52f16b * Python/bltinmodule.c: restructured coerce(), divmod(), pow() to
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1404
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
1405 if (!PyArg_UnpackTuple(args, "pow", 2, 3, &v, &w, &z))
2087
65146b52f16b * Python/bltinmodule.c: restructured coerce(), divmod(), pow() to
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1406 return NULL;
8402
0cb0394c2edc A bunch of functions are now properly implemented in abstract.c, and
Guido van Rossum <guido@python.org>
parents: 8287
diff changeset
1407 return PyNumber_Power(v, w, z);
223
6693c5d87f3a Added long() and support for longs in int() and float();
Guido van Rossum <guido@python.org>
parents: 182
diff changeset
1408 }
6693c5d87f3a Added long() and support for longs in int() and float();
Guido van Rossum <guido@python.org>
parents: 182
diff changeset
1409
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1410 PyDoc_STRVAR(pow_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1411 "pow(x, y[, z]) -> number\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1412 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1413 With two arguments, equivalent to x**y. With three arguments,\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1414 equivalent to (x**y) % z, but may be more efficient (e.g. for longs).");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1415
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1416
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1417
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1418 /* Return number of items in range (lo, hi, step), when arguments are
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1419 * PyInt or PyLong objects. step > 0 required. Return a value < 0 if
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1420 * & only if the true value is too large to fit in a signed long.
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1421 * Arguments MUST return 1 with either PyInt_Check() or
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1422 * PyLong_Check(). Return -1 when there is an error.
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1423 */
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1424 static long
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1425 get_len_of_range_longs(PyObject *lo, PyObject *hi, PyObject *step)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1426 {
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1427 /* -------------------------------------------------------------
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1428 Algorithm is equal to that of get_len_of_range(), but it operates
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1429 on PyObjects (which are assumed to be PyLong or PyInt objects).
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1430 ---------------------------------------------------------------*/
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1431 long n;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1432 PyObject *diff = NULL;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1433 PyObject *one = NULL;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1434 PyObject *tmp1 = NULL, *tmp2 = NULL, *tmp3 = NULL;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1435 /* holds sub-expression evaluations */
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1436
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1437 /* if (lo >= hi), return length of 0. */
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1438 if (PyObject_Compare(lo, hi) >= 0)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1439 return 0;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1440
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1441 if ((one = PyLong_FromLong(1L)) == NULL)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1442 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1443
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1444 if ((tmp1 = PyNumber_Subtract(hi, lo)) == NULL)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1445 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1446
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1447 if ((diff = PyNumber_Subtract(tmp1, one)) == NULL)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1448 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1449
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1450 if ((tmp2 = PyNumber_FloorDivide(diff, step)) == NULL)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1451 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1452
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1453 if ((tmp3 = PyNumber_Add(tmp2, one)) == NULL)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1454 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1455
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1456 n = PyLong_AsLong(tmp3);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1457 if (PyErr_Occurred()) { /* Check for Overflow */
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1458 PyErr_Clear();
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1459 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1460 }
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1461
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1462 Py_DECREF(tmp3);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1463 Py_DECREF(tmp2);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1464 Py_DECREF(diff);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1465 Py_DECREF(tmp1);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1466 Py_DECREF(one);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1467 return n;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1468
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1469 Fail:
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1470 Py_XDECREF(tmp3);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1471 Py_XDECREF(tmp2);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1472 Py_XDECREF(diff);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1473 Py_XDECREF(tmp1);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1474 Py_XDECREF(one);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1475 return -1;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1476 }
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1477
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1478 /* An extension of builtin_range() that handles the case when PyLong
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1479 * arguments are given. */
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1480 static PyObject *
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1481 handle_range_longs(PyObject *self, PyObject *args)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1482 {
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1483 PyObject *ilow;
28597
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1484 PyObject *ihigh = NULL;
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1485 PyObject *istep = NULL;
28597
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1486
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1487 PyObject *curnum = NULL;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1488 PyObject *v = NULL;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1489 long bign;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1490 int i, n;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1491 int cmp_result;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1492
28597
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1493 PyObject *zero = PyLong_FromLong(0);
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1494
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1495 if (zero == NULL)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1496 return NULL;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1497
28597
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1498 if (!PyArg_UnpackTuple(args, "range", 1, 3, &ilow, &ihigh, &istep)) {
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1499 Py_DECREF(zero);
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1500 return NULL;
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1501 }
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1502
28597
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1503 /* Figure out which way we were called, supply defaults, and be
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1504 * sure to incref everything so that the decrefs at the end
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1505 * are correct.
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1506 */
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1507 assert(ilow != NULL);
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1508 if (ihigh == NULL) {
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1509 /* only 1 arg -- it's the upper limit */
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1510 ihigh = ilow;
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1511 ilow = NULL;
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1512 }
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1513 assert(ihigh != NULL);
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1514 Py_INCREF(ihigh);
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1515
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1516 /* ihigh correct now; do ilow */
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1517 if (ilow == NULL)
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1518 ilow = zero;
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1519 Py_INCREF(ilow);
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1520
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1521 /* ilow and ihigh correct now; do istep */
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1522 if (istep == NULL) {
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1523 istep = PyLong_FromLong(1L);
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1524 if (istep == NULL)
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1525 goto Fail;
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1526 }
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1527 else {
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1528 Py_INCREF(istep);
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1529 }
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1530
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1531 if (!PyInt_Check(ilow) && !PyLong_Check(ilow)) {
28612
0792caa6371c Some errors from range() should be TypeError, not ValueError.
Guido van Rossum <guido@python.org>
parents: 28604
diff changeset
1532 PyErr_Format(PyExc_TypeError,
28738
52f3d90c17e8 complete and clarify some error messages for range()
Alex Martelli <aleaxit@gmail.com>
parents: 28718
diff changeset
1533 "range() integer start argument expected, got %s.",
28604
eee4969adbae Prompted by Tim's comment, when handle_range_longs() sees an
Guido van Rossum <guido@python.org>
parents: 28597
diff changeset
1534 ilow->ob_type->tp_name);
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1535 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1536 }
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1537
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1538 if (!PyInt_Check(ihigh) && !PyLong_Check(ihigh)) {
28612
0792caa6371c Some errors from range() should be TypeError, not ValueError.
Guido van Rossum <guido@python.org>
parents: 28604
diff changeset
1539 PyErr_Format(PyExc_TypeError,
28738
52f3d90c17e8 complete and clarify some error messages for range()
Alex Martelli <aleaxit@gmail.com>
parents: 28718
diff changeset
1540 "range() integer end argument expected, got %s.",
28604
eee4969adbae Prompted by Tim's comment, when handle_range_longs() sees an
Guido van Rossum <guido@python.org>
parents: 28597
diff changeset
1541 ihigh->ob_type->tp_name);
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1542 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1543 }
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1544
28597
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1545 if (!PyInt_Check(istep) && !PyLong_Check(istep)) {
28612
0792caa6371c Some errors from range() should be TypeError, not ValueError.
Guido van Rossum <guido@python.org>
parents: 28604
diff changeset
1546 PyErr_Format(PyExc_TypeError,
28738
52f3d90c17e8 complete and clarify some error messages for range()
Alex Martelli <aleaxit@gmail.com>
parents: 28718
diff changeset
1547 "range() integer step argument expected, got %s.",
28604
eee4969adbae Prompted by Tim's comment, when handle_range_longs() sees an
Guido van Rossum <guido@python.org>
parents: 28597
diff changeset
1548 istep->ob_type->tp_name);
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1549 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1550 }
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1551
28597
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1552 if (PyObject_Cmp(istep, zero, &cmp_result) == -1)
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1553 goto Fail;
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1554 if (cmp_result == 0) {
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1555 PyErr_SetString(PyExc_ValueError,
28738
52f3d90c17e8 complete and clarify some error messages for range()
Alex Martelli <aleaxit@gmail.com>
parents: 28718
diff changeset
1556 "range() step argument must not be zero");
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1557 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1558 }
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1559
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1560 if (cmp_result > 0)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1561 bign = get_len_of_range_longs(ilow, ihigh, istep);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1562 else {
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1563 PyObject *neg_istep = PyNumber_Negative(istep);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1564 if (neg_istep == NULL)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1565 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1566 bign = get_len_of_range_longs(ihigh, ilow, neg_istep);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1567 Py_DECREF(neg_istep);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1568 }
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1569
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1570 n = (int)bign;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1571 if (bign < 0 || (long)n != bign) {
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1572 PyErr_SetString(PyExc_OverflowError,
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1573 "range() result has too many items");
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1574 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1575 }
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1576
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1577 v = PyList_New(n);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1578 if (v == NULL)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1579 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1580
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1581 curnum = ilow;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1582 Py_INCREF(curnum);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1584 for (i = 0; i < n; i++) {
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1585 PyObject *w = PyNumber_Long(curnum);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1586 PyObject *tmp_num;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1587 if (w == NULL)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1588 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1589
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1590 PyList_SET_ITEM(v, i, w);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1591
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1592 tmp_num = PyNumber_Add(curnum, istep);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1593 if (tmp_num == NULL)
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1594 goto Fail;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1595
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1596 Py_DECREF(curnum);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1597 curnum = tmp_num;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1598 }
28597
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1599 Py_DECREF(ilow);
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1600 Py_DECREF(ihigh);
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1601 Py_DECREF(istep);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1602 Py_DECREF(zero);
28597
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1603 Py_DECREF(curnum);
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1604 return v;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1605
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1606 Fail:
28597
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1607 Py_DECREF(ilow);
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1608 Py_DECREF(ihigh);
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1609 Py_XDECREF(istep);
28597
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1610 Py_DECREF(zero);
d2d232e2427b handle_range_longs(): refcount handling is very delicate here, and
Tim Peters <tim.peters@gmail.com>
parents: 28583
diff changeset
1611 Py_XDECREF(curnum);
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1612 Py_XDECREF(v);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1613 return NULL;
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1614 }
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1615
10279
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1616 /* Return number of items in range/xrange (lo, hi, step). step > 0
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1617 * required. Return a value < 0 if & only if the true value is too
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1618 * large to fit in a signed long.
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1619 */
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1620 static long
13679
61f65de19e1e Another missed ansification.
Thomas Wouters <thomas@python.org>
parents: 13658
diff changeset
1621 get_len_of_range(long lo, long hi, long step)
10279
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1622 {
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1623 /* -------------------------------------------------------------
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1624 If lo >= hi, the range is empty.
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1625 Else if n values are in the range, the last one is
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1626 lo + (n-1)*step, which must be <= hi-1. Rearranging,
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1627 n <= (hi - lo - 1)/step + 1, so taking the floor of the RHS gives
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1628 the proper value. Since lo < hi in this case, hi-lo-1 >= 0, so
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1629 the RHS is non-negative and so truncation is the same as the
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1630 floor. Letting M be the largest positive long, the worst case
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1631 for the RHS numerator is hi=M, lo=-M-1, and then
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1632 hi-lo-1 = M-(-M-1)-1 = 2*M. Therefore unsigned long has enough
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1633 precision to compute the RHS exactly.
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1634 ---------------------------------------------------------------*/
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1635 long n = 0;
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1636 if (lo < hi) {
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1637 unsigned long uhi = (unsigned long)hi;
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1638 unsigned long ulo = (unsigned long)lo;
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1639 unsigned long diff = uhi - ulo - 1;
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1640 n = (long)(diff / (unsigned long)step + 1);
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1641 }
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1642 return n;
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1643 }
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1644
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1645 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
1646 builtin_range(PyObject *self, PyObject *args)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1647 {
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1648 long ilow = 0, ihigh = 0, istep = 1;
10279
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1649 long bign;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1650 int i, n;
10279
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1651
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1652 PyObject *v;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1653
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1654 if (PyTuple_Size(args) <= 1) {
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1655 if (!PyArg_ParseTuple(args,
2153
e54b8654f938 fix Alpha bug in (x)range; different __builtins__ initialization
Guido van Rossum <guido@python.org>
parents: 2120
diff changeset
1656 "l;range() requires 1-3 int arguments",
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1657 &ihigh)) {
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1658 PyErr_Clear();
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1659 return handle_range_longs(self, args);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1660 }
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1661 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1662 else {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1663 if (!PyArg_ParseTuple(args,
2153
e54b8654f938 fix Alpha bug in (x)range; different __builtins__ initialization
Guido van Rossum <guido@python.org>
parents: 2120
diff changeset
1664 "ll|l;range() requires 1-3 int arguments",
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1665 &ilow, &ihigh, &istep)) {
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1666 PyErr_Clear();
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1667 return handle_range_longs(self, args);
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1668 }
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1669 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1670 if (istep == 0) {
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1671 PyErr_SetString(PyExc_ValueError,
28738
52f3d90c17e8 complete and clarify some error messages for range()
Alex Martelli <aleaxit@gmail.com>
parents: 28718
diff changeset
1672 "range() step argument must not be zero");
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1673 return NULL;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1674 }
10279
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1675 if (istep > 0)
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1676 bign = get_len_of_range(ilow, ihigh, istep);
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1677 else
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1678 bign = get_len_of_range(ihigh, ilow, -istep);
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1679 n = (int)bign;
886ea255f381 Patch by Tim Peters to improve the range checks for range() and
Guido van Rossum <guido@python.org>
parents: 10020
diff changeset
1680 if (bign < 0 || (long)n != bign) {
9849
5e9ef9d8575b Avoid overflow if possible in calculations for range(); report
Guido van Rossum <guido@python.org>
parents: 9567
diff changeset
1681 PyErr_SetString(PyExc_OverflowError,
15318
8aa947e1eee8 Ka-Ping Yee <ping@lfw.org>:
Fred Drake <fdrake@acm.org>
parents: 14869
diff changeset
1682 "range() result has too many items");
9849
5e9ef9d8575b Avoid overflow if possible in calculations for range(); report
Guido van Rossum <guido@python.org>
parents: 9567
diff changeset
1683 return NULL;
5e9ef9d8575b Avoid overflow if possible in calculations for range(); report
Guido van Rossum <guido@python.org>
parents: 9567
diff changeset
1684 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1685 v = PyList_New(n);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1686 if (v == NULL)
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1687 return NULL;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1688 for (i = 0; i < n; i++) {
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1689 PyObject *w = PyInt_FromLong(ilow);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1690 if (w == NULL) {
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1691 Py_DECREF(v);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1692 return NULL;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1693 }
8138
9d0310143600 Fred's right -- we need PyList_SET_ITEM().
Guido van Rossum <guido@python.org>
parents: 8132
diff changeset
1694 PyList_SET_ITEM(v, i, w);
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1695 ilow += istep;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1696 }
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1697 return v;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1698 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1699
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1700 PyDoc_STRVAR(range_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1701 "range([start,] stop[, step]) -> list of integers\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1702 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1703 Return a list containing an arithmetic progression of integers.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1704 range(i, j) returns [i, i+1, i+2, ..., j-1]; start (!) defaults to 0.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1705 When step is given, it specifies the increment (or decrement).\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1706 For example, range(4) returns [0, 1, 2, 3]. The end point is omitted!\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1707 These are exactly the valid indices for a list of 4 elements.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1708
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1709
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1710 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
1711 builtin_raw_input(PyObject *self, PyObject *args)
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1712 {
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1713 PyObject *v = NULL;
24817
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1714 PyObject *fin = PySys_GetObject("stdin");
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1715 PyObject *fout = PySys_GetObject("stdout");
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1716
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
1717 if (!PyArg_UnpackTuple(args, "[raw_]input", 0, 1, &v))
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1718 return NULL;
24817
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1719
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1720 if (fin == NULL) {
28740
d3297e298211 some more error-message enhancements
Alex Martelli <aleaxit@gmail.com>
parents: 28738
diff changeset
1721 PyErr_SetString(PyExc_RuntimeError, "[raw_]input: lost sys.stdin");
24817
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1722 return NULL;
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1723 }
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1724 if (fout == NULL) {
28740
d3297e298211 some more error-message enhancements
Alex Martelli <aleaxit@gmail.com>
parents: 28738
diff changeset
1725 PyErr_SetString(PyExc_RuntimeError, "[raw_]input: lost sys.stdout");
24817
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1726 return NULL;
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1727 }
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1728 if (PyFile_SoftSpace(fout, 0)) {
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1729 if (PyFile_WriteString(" ", fout) != 0)
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1730 return NULL;
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1731 }
39385
5009de504f92 Bug #1535165: fixed a segfault in input() and raw_input() when
Georg Brandl <georg@python.org>
parents: 38077
diff changeset
1732 if (PyFile_AsFile(fin) && PyFile_AsFile(fout)
25924
dc4a0336a2a3 Patch #512981: Update readline input stream on sys.stdin/out change.
Martin v. Löwis <martin@v.loewis.de>
parents: 25046
diff changeset
1733 && isatty(fileno(PyFile_AsFile(fin)))
dc4a0336a2a3 Patch #512981: Update readline input stream on sys.stdin/out change.
Martin v. Löwis <martin@v.loewis.de>
parents: 25046
diff changeset
1734 && isatty(fileno(PyFile_AsFile(fout)))) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1735 PyObject *po;
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1736 char *prompt;
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1737 char *s;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1738 PyObject *result;
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1739 if (v != NULL) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1740 po = PyObject_Str(v);
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1741 if (po == NULL)
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1742 return NULL;
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1743 prompt = PyString_AsString(po);
8560
46fd630dce63 In raw_input(prompt), make sure that str(prompt) really a string
Guido van Rossum <guido@python.org>
parents: 8451
diff changeset
1744 if (prompt == NULL)
46fd630dce63 In raw_input(prompt), make sure that str(prompt) really a string
Guido van Rossum <guido@python.org>
parents: 8451
diff changeset
1745 return NULL;
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1746 }
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1747 else {
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1748 po = NULL;
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1749 prompt = "";
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1750 }
32896
a75815e31545 for some reason, the lack of adherence to Python's C whitespace rules
Michael W. Hudson <mwh@python.net>
parents: 32890
diff changeset
1751 s = PyOS_Readline(PyFile_AsFile(fin), PyFile_AsFile(fout),
25924
dc4a0336a2a3 Patch #512981: Update readline input stream on sys.stdin/out change.
Martin v. Löwis <martin@v.loewis.de>
parents: 25046
diff changeset
1752 prompt);
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1753 Py_XDECREF(po);
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1754 if (s == NULL) {
32526
78bd25b42d46 This closes patch:
Michael W. Hudson <mwh@python.net>
parents: 32507
diff changeset
1755 if (!PyErr_Occurred())
78bd25b42d46 This closes patch:
Michael W. Hudson <mwh@python.net>
parents: 32507
diff changeset
1756 PyErr_SetNone(PyExc_KeyboardInterrupt);
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1757 return NULL;
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1758 }
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1759 if (*s == '\0') {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1760 PyErr_SetNone(PyExc_EOFError);
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1761 result = NULL;
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1762 }
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1763 else { /* strip trailing '\n' */
13078
1d0407960953 Trent Mick:
Guido van Rossum <guido@python.org>
parents: 12961
diff changeset
1764 size_t len = strlen(s);
37673
606818c33e50 Replace INT_MAX with PY_SSIZE_T_MAX.
Martin v. Löwis <martin@v.loewis.de>
parents: 37411
diff changeset
1765 if (len > PY_SSIZE_T_MAX) {
24817
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1766 PyErr_SetString(PyExc_OverflowError,
28740
d3297e298211 some more error-message enhancements
Alex Martelli <aleaxit@gmail.com>
parents: 28738
diff changeset
1767 "[raw_]input: input too long");
13078
1d0407960953 Trent Mick:
Guido van Rossum <guido@python.org>
parents: 12961
diff changeset
1768 result = NULL;
1d0407960953 Trent Mick:
Guido van Rossum <guido@python.org>
parents: 12961
diff changeset
1769 }
1d0407960953 Trent Mick:
Guido van Rossum <guido@python.org>
parents: 12961
diff changeset
1770 else {
37673
606818c33e50 Replace INT_MAX with PY_SSIZE_T_MAX.
Martin v. Löwis <martin@v.loewis.de>
parents: 37411
diff changeset
1771 result = PyString_FromStringAndSize(s, len-1);
13078
1d0407960953 Trent Mick:
Guido van Rossum <guido@python.org>
parents: 12961
diff changeset
1772 }
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1773 }
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12572
diff changeset
1774 PyMem_FREE(s);
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1775 return result;
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1776 }
284
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 253
diff changeset
1777 if (v != NULL) {
24817
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1778 if (PyFile_WriteObject(v, fout, Py_PRINT_RAW) != 0)
284
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 253
diff changeset
1779 return NULL;
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 253
diff changeset
1780 }
24817
3ae8e3ff7e3f Patch #550192: Set softspace to 0 in raw_input().
Martin v. Löwis <martin@v.loewis.de>
parents: 24737
diff changeset
1781 return PyFile_GetLine(fin, -1);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1782 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1783
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1784 PyDoc_STRVAR(raw_input_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1785 "raw_input([prompt]) -> string\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1786 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1787 Read a string from standard input. The trailing newline is stripped.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1788 If the user hits EOF (Unix: Ctl-D, Windows: Ctl-Z+Return), raise EOFError.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1789 On Unix, GNU readline is used if enabled. The prompt string, if given,\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1790 is printed without a trailing newline before reading.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1791
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1792
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1793 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
1794 builtin_reduce(PyObject *self, PyObject *args)
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1795 {
17677
bf7f166d3c97 Generalize reduce() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17675
diff changeset
1796 PyObject *seq, *func, *result = NULL, *it;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1797
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
1798 if (!PyArg_UnpackTuple(args, "reduce", 2, 3, &func, &seq, &result))
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1799 return NULL;
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1800 if (result != NULL)
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1801 Py_INCREF(result);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1802
17677
bf7f166d3c97 Generalize reduce() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17675
diff changeset
1803 it = PyObject_GetIter(seq);
bf7f166d3c97 Generalize reduce() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17675
diff changeset
1804 if (it == NULL) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1805 PyErr_SetString(PyExc_TypeError,
17677
bf7f166d3c97 Generalize reduce() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17675
diff changeset
1806 "reduce() arg 2 must support iteration");
bf7f166d3c97 Generalize reduce() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17675
diff changeset
1807 Py_XDECREF(result);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1808 return NULL;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1809 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1810
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1811 if ((args = PyTuple_New(2)) == NULL)
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1812 goto Fail;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1813
17677
bf7f166d3c97 Generalize reduce() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17675
diff changeset
1814 for (;;) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1815 PyObject *op2;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1816
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1817 if (args->ob_refcnt > 1) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1818 Py_DECREF(args);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1819 if ((args = PyTuple_New(2)) == NULL)
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1820 goto Fail;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1821 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1822
17677
bf7f166d3c97 Generalize reduce() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17675
diff changeset
1823 op2 = PyIter_Next(it);
bf7f166d3c97 Generalize reduce() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17675
diff changeset
1824 if (op2 == NULL) {
17683
e9a4e27e8d4e Make PyIter_Next() a little smarter (wrt its knowledge of iterator
Tim Peters <tim.peters@gmail.com>
parents: 17677
diff changeset
1825 if (PyErr_Occurred())
e9a4e27e8d4e Make PyIter_Next() a little smarter (wrt its knowledge of iterator
Tim Peters <tim.peters@gmail.com>
parents: 17677
diff changeset
1826 goto Fail;
e9a4e27e8d4e Make PyIter_Next() a little smarter (wrt its knowledge of iterator
Tim Peters <tim.peters@gmail.com>
parents: 17677
diff changeset
1827 break;
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1828 }
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1829
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1830 if (result == NULL)
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1831 result = op2;
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1832 else {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1833 PyTuple_SetItem(args, 0, result);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1834 PyTuple_SetItem(args, 1, op2);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1835 if ((result = PyEval_CallObject(func, args)) == NULL)
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1836 goto Fail;
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1837 }
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1838 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1839
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1840 Py_DECREF(args);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1841
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1842 if (result == NULL)
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1843 PyErr_SetString(PyExc_TypeError,
15318
8aa947e1eee8 Ka-Ping Yee <ping@lfw.org>:
Fred Drake <fdrake@acm.org>
parents: 14869
diff changeset
1844 "reduce() of empty sequence with no initial value");
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1845
17677
bf7f166d3c97 Generalize reduce() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17675
diff changeset
1846 Py_DECREF(it);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1847 return result;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1848
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1849 Fail:
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1850 Py_XDECREF(args);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1851 Py_XDECREF(result);
17677
bf7f166d3c97 Generalize reduce() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17675
diff changeset
1852 Py_DECREF(it);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1853 return NULL;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1854 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
1855
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1856 PyDoc_STRVAR(reduce_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1857 "reduce(function, sequence[, initial]) -> value\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1858 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1859 Apply a function of two arguments cumulatively to the items of a sequence,\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1860 from left to right, so as to reduce the sequence to a single value.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1861 For example, reduce(lambda x, y: x+y, [1, 2, 3, 4, 5]) calculates\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1862 ((((1+2)+3)+4)+5). If initial is present, it is placed before the items\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1863 of the sequence in the calculation, and serves as a default when the\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1864 sequence is empty.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1865
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1866
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1867 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1868 builtin_reload(PyObject *self, PyObject *v)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1869 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1870 return PyImport_ReloadModule(v);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1871 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1872
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1873 PyDoc_STRVAR(reload_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1874 "reload(module) -> module\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1875 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1876 Reload the module. The module must have been successfully imported before.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1877
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1878
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1879 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1880 builtin_repr(PyObject *self, PyObject *v)
1094
d2af6bdcb6d0 * config.c: Added audioop to lists.
Guido van Rossum <guido@python.org>
parents: 1079
diff changeset
1881 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1882 return PyObject_Repr(v);
1094
d2af6bdcb6d0 * config.c: Added audioop to lists.
Guido van Rossum <guido@python.org>
parents: 1079
diff changeset
1883 }
d2af6bdcb6d0 * config.c: Added audioop to lists.
Guido van Rossum <guido@python.org>
parents: 1079
diff changeset
1884
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1885 PyDoc_STRVAR(repr_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1886 "repr(object) -> string\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1887 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1888 Return the canonical string representation of the object.\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1889 For most object types, eval(repr(object)) == object.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1890
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1891
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1892 static PyObject *
37344
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1893 builtin_round(PyObject *self, PyObject *args, PyObject *kwds)
1215
9d6cf529bb71 bltinmodule.c: added round(x, [n]); coerce() of two class instances
Guido van Rossum <guido@python.org>
parents: 1096
diff changeset
1894 {
37344
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1895 double number;
1215
9d6cf529bb71 bltinmodule.c: added round(x, [n]); coerce() of two class instances
Guido van Rossum <guido@python.org>
parents: 1096
diff changeset
1896 double f;
9d6cf529bb71 bltinmodule.c: added round(x, [n]); coerce() of two class instances
Guido van Rossum <guido@python.org>
parents: 1096
diff changeset
1897 int ndigits = 0;
9d6cf529bb71 bltinmodule.c: added round(x, [n]); coerce() of two class instances
Guido van Rossum <guido@python.org>
parents: 1096
diff changeset
1898 int i;
37344
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1899 static char *kwlist[] = {"number", "ndigits", 0};
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1900
37344
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1901 if (!PyArg_ParseTupleAndKeywords(args, kwds, "d|i:round",
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1902 kwlist, &number, &ndigits))
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1903 return NULL;
1215
9d6cf529bb71 bltinmodule.c: added round(x, [n]); coerce() of two class instances
Guido van Rossum <guido@python.org>
parents: 1096
diff changeset
1904 f = 1.0;
8287
d3bf3c2ad75a Implement round() slightly different, so that for negative ndigits no
Guido van Rossum <guido@python.org>
parents: 8138
diff changeset
1905 i = abs(ndigits);
d3bf3c2ad75a Implement round() slightly different, so that for negative ndigits no
Guido van Rossum <guido@python.org>
parents: 8138
diff changeset
1906 while (--i >= 0)
1215
9d6cf529bb71 bltinmodule.c: added round(x, [n]); coerce() of two class instances
Guido van Rossum <guido@python.org>
parents: 1096
diff changeset
1907 f = f*10.0;
8287
d3bf3c2ad75a Implement round() slightly different, so that for negative ndigits no
Guido van Rossum <guido@python.org>
parents: 8138
diff changeset
1908 if (ndigits < 0)
37344
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1909 number /= f;
8287
d3bf3c2ad75a Implement round() slightly different, so that for negative ndigits no
Guido van Rossum <guido@python.org>
parents: 8138
diff changeset
1910 else
37344
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1911 number *= f;
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1912 if (number >= 0.0)
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1913 number = floor(number + 0.5);
1215
9d6cf529bb71 bltinmodule.c: added round(x, [n]); coerce() of two class instances
Guido van Rossum <guido@python.org>
parents: 1096
diff changeset
1914 else
37344
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1915 number = ceil(number - 0.5);
8287
d3bf3c2ad75a Implement round() slightly different, so that for negative ndigits no
Guido van Rossum <guido@python.org>
parents: 8138
diff changeset
1916 if (ndigits < 0)
37344
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1917 number *= f;
8287
d3bf3c2ad75a Implement round() slightly different, so that for negative ndigits no
Guido van Rossum <guido@python.org>
parents: 8138
diff changeset
1918 else
37344
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1919 number /= f;
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
1920 return PyFloat_FromDouble(number);
1215
9d6cf529bb71 bltinmodule.c: added round(x, [n]); coerce() of two class instances
Guido van Rossum <guido@python.org>
parents: 1096
diff changeset
1921 }
9d6cf529bb71 bltinmodule.c: added round(x, [n]); coerce() of two class instances
Guido van Rossum <guido@python.org>
parents: 1096
diff changeset
1922
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1923 PyDoc_STRVAR(round_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1924 "round(number[, ndigits]) -> floating point number\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1925 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1926 Round a number to a given precision in decimal digits (default 0 digits).\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1927 This always returns a floating point number. Precision may be negative.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1928
31210
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1929 static PyObject *
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1930 builtin_sorted(PyObject *self, PyObject *args, PyObject *kwds)
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1931 {
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1932 PyObject *newlist, *v, *seq, *compare=NULL, *keyfunc=NULL, *newargs;
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1933 PyObject *callable;
36675
dba6494735d0 Revert backwards-incompatible const changes.
Martin v. Löwis <martin@v.loewis.de>
parents: 36660
diff changeset
1934 static char *kwlist[] = {"iterable", "cmp", "key", "reverse", 0};
36034
fdf0ac36eb74 Fix an int/long mismatch identified here:
Neal Norwitz <nnorwitz@gmail.com>
parents: 35999
diff changeset
1935 int reverse;
31210
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1936
36034
fdf0ac36eb74 Fix an int/long mismatch identified here:
Neal Norwitz <nnorwitz@gmail.com>
parents: 35999
diff changeset
1937 /* args 1-4 should match listsort in Objects/listobject.c */
35608
a670a5dd1fc6 Removed a check "if (args != NULL)" which is always True and makes no sense.
Armin Rigo <arigo@tunes.org>
parents: 35567
diff changeset
1938 if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|OOi:sorted",
a670a5dd1fc6 Removed a check "if (args != NULL)" which is always True and makes no sense.
Armin Rigo <arigo@tunes.org>
parents: 35567
diff changeset
1939 kwlist, &seq, &compare, &keyfunc, &reverse))
a670a5dd1fc6 Removed a check "if (args != NULL)" which is always True and makes no sense.
Armin Rigo <arigo@tunes.org>
parents: 35567
diff changeset
1940 return NULL;
31210
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1941
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1942 newlist = PySequence_List(seq);
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1943 if (newlist == NULL)
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1944 return NULL;
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1945
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1946 callable = PyObject_GetAttrString(newlist, "sort");
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1947 if (callable == NULL) {
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1948 Py_DECREF(newlist);
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1949 return NULL;
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1950 }
35500
8fa83a9ebc6e Whitespace normalization.
Georg Brandl <georg@python.org>
parents: 35364
diff changeset
1951
31210
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1952 newargs = PyTuple_GetSlice(args, 1, 4);
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1953 if (newargs == NULL) {
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1954 Py_DECREF(newlist);
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1955 Py_DECREF(callable);
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1956 return NULL;
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1957 }
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1958
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1959 v = PyObject_Call(callable, newargs, kwds);
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1960 Py_DECREF(newargs);
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1961 Py_DECREF(callable);
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1962 if (v == NULL) {
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1963 Py_DECREF(newlist);
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1964 return NULL;
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1965 }
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1966 Py_DECREF(v);
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1967 return newlist;
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1968 }
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1969
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1970 PyDoc_STRVAR(sorted_doc,
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1971 "sorted(iterable, cmp=None, key=None, reverse=False) --> new sorted list");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1972
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1973 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
1974 builtin_vars(PyObject *self, PyObject *args)
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1975 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1976 PyObject *v = NULL;
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1977 PyObject *d;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1978
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
1979 if (!PyArg_UnpackTuple(args, "vars", 0, 1, &v))
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1980 return NULL;
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1981 if (v == NULL) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1982 d = PyEval_GetLocals();
2857
eebbdbee54f9 be more suspicious of getlocals()
Guido van Rossum <guido@python.org>
parents: 2844
diff changeset
1983 if (d == NULL) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1984 if (!PyErr_Occurred())
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1985 PyErr_SetString(PyExc_SystemError,
28740
d3297e298211 some more error-message enhancements
Alex Martelli <aleaxit@gmail.com>
parents: 28738
diff changeset
1986 "vars(): no locals!?");
2857
eebbdbee54f9 be more suspicious of getlocals()
Guido van Rossum <guido@python.org>
parents: 2844
diff changeset
1987 }
eebbdbee54f9 be more suspicious of getlocals()
Guido van Rossum <guido@python.org>
parents: 2844
diff changeset
1988 else
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1989 Py_INCREF(d);
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1990 }
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1991 else {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1992 d = PyObject_GetAttrString(v, "__dict__");
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1993 if (d == NULL) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1994 PyErr_SetString(PyExc_TypeError,
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1995 "vars() argument must have __dict__ attribute");
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1996 return NULL;
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1997 }
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1998 }
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1999 return d;
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
2000 }
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
2001
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2002 PyDoc_STRVAR(vars_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2003 "vars([object]) -> dictionary\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2004 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2005 Without arguments, equivalent to locals().\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2006 With an argument, equivalent to object.__dict__.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2007
28717
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2008
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2009 static PyObject*
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2010 builtin_sum(PyObject *self, PyObject *args)
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2011 {
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2012 PyObject *seq;
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2013 PyObject *result = NULL;
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2014 PyObject *temp, *item, *iter;
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2015
30774
2d98710f272e Use PyArg_UnpackTuple() where possible.
Raymond Hettinger <python@rcn.com>
parents: 30683
diff changeset
2016 if (!PyArg_UnpackTuple(args, "sum", 1, 2, &seq, &result))
28717
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2017 return NULL;
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2018
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2019 iter = PyObject_GetIter(seq);
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2020 if (iter == NULL)
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2021 return NULL;
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2022
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2023 if (result == NULL) {
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2024 result = PyInt_FromLong(0);
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2025 if (result == NULL) {
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2026 Py_DECREF(iter);
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2027 return NULL;
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2028 }
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2029 } else {
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2030 /* reject string values for 'start' parameter */
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2031 if (PyObject_TypeCheck(result, &PyBaseString_Type)) {
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2032 PyErr_SetString(PyExc_TypeError,
28740
d3297e298211 some more error-message enhancements
Alex Martelli <aleaxit@gmail.com>
parents: 28738
diff changeset
2033 "sum() can't sum strings [use ''.join(seq) instead]");
28717
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2034 Py_DECREF(iter);
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2035 return NULL;
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2036 }
28718
16ef5b9bc789 fixed a potential refcount bug (thanks Raymond!).
Alex Martelli <aleaxit@gmail.com>
parents: 28717
diff changeset
2037 Py_INCREF(result);
28717
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2038 }
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2039
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2040 for(;;) {
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2041 item = PyIter_Next(iter);
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2042 if (item == NULL) {
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2043 /* error, or end-of-sequence */
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2044 if (PyErr_Occurred()) {
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2045 Py_DECREF(result);
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2046 result = NULL;
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2047 }
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2048 break;
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2049 }
30784
37285a0346c1 regressing the performance bugfix -- Guido wants the performance bug left
Alex Martelli <aleaxit@gmail.com>
parents: 30776
diff changeset
2050 temp = PyNumber_Add(result, item);
28717
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2051 Py_DECREF(result);
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2052 Py_DECREF(item);
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2053 result = temp;
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2054 if (result == NULL)
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2055 break;
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2056 }
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2057 Py_DECREF(iter);
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2058 return result;
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2059 }
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2060
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2061 PyDoc_STRVAR(sum_doc,
40113
635438b29673 Bug #1283491: follow docstring convention wrt. keyword-able args in sum().
Georg Brandl <georg@python.org>
parents: 39746
diff changeset
2062 "sum(sequence[, start]) -> value\n\
28717
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2063 \n\
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2064 Returns the sum of a sequence of numbers (NOT strings) plus the value\n\
40113
635438b29673 Bug #1283491: follow docstring convention wrt. keyword-able args in sum().
Georg Brandl <georg@python.org>
parents: 39746
diff changeset
2065 of parameter 'start' (which defaults to 0). When the sequence is\n\
635438b29673 Bug #1283491: follow docstring convention wrt. keyword-able args in sum().
Georg Brandl <georg@python.org>
parents: 39746
diff changeset
2066 empty, returns start.");
28717
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2067
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2068
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2069 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
2070 builtin_isinstance(PyObject *self, PyObject *args)
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2071 {
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2072 PyObject *inst;
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2073 PyObject *cls;
17111
bf678a11c21a Move the code implementing isinstance() and issubclass() to new C
Guido van Rossum <guido@python.org>
parents: 16048
diff changeset
2074 int retval;
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2075
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
2076 if (!PyArg_UnpackTuple(args, "isinstance", 2, 2, &inst, &cls))
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2077 return NULL;
10995
0d186c10a70e Patch by Jim Fulton (code style tweaked a bit) to support
Guido van Rossum <guido@python.org>
parents: 10529
diff changeset
2078
17111
bf678a11c21a Move the code implementing isinstance() and issubclass() to new C
Guido van Rossum <guido@python.org>
parents: 16048
diff changeset
2079 retval = PyObject_IsInstance(inst, cls);
bf678a11c21a Move the code implementing isinstance() and issubclass() to new C
Guido van Rossum <guido@python.org>
parents: 16048
diff changeset
2080 if (retval < 0)
15829
9308dc8c85e0 (Modified) patch by Ping - SF Patch #102681.
Guido van Rossum <guido@python.org>
parents: 15727
diff changeset
2081 return NULL;
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
2082 return PyBool_FromLong(retval);
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2083 }
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2084
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2085 PyDoc_STRVAR(isinstance_doc,
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
2086 "isinstance(object, class-or-type-or-tuple) -> bool\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2087 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2088 Return whether an object is an instance of a class or of a subclass thereof.\n\
20307
aa681345bfab Implement isinstance(x, (A, B, ...)). Note that we only allow tuples,
Guido van Rossum <guido@python.org>
parents: 19903
diff changeset
2089 With a type as second argument, return whether that is the object's type.\n\
aa681345bfab Implement isinstance(x, (A, B, ...)). Note that we only allow tuples,
Guido van Rossum <guido@python.org>
parents: 19903
diff changeset
2090 The form using a tuple, isinstance(x, (A, B, ...)), is a shortcut for\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2091 isinstance(x, A) or isinstance(x, B) or ... (etc.).");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2092
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2093
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2094 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
2095 builtin_issubclass(PyObject *self, PyObject *args)
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2096 {
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2097 PyObject *derived;
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2098 PyObject *cls;
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2099 int retval;
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2100
26818
e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible.
Raymond Hettinger <python@rcn.com>
parents: 26612
diff changeset
2101 if (!PyArg_UnpackTuple(args, "issubclass", 2, 2, &derived, &cls))
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2102 return NULL;
10995
0d186c10a70e Patch by Jim Fulton (code style tweaked a bit) to support
Guido van Rossum <guido@python.org>
parents: 10529
diff changeset
2103
17111
bf678a11c21a Move the code implementing isinstance() and issubclass() to new C
Guido van Rossum <guido@python.org>
parents: 16048
diff changeset
2104 retval = PyObject_IsSubclass(derived, cls);
bf678a11c21a Move the code implementing isinstance() and issubclass() to new C
Guido van Rossum <guido@python.org>
parents: 16048
diff changeset
2105 if (retval < 0)
bf678a11c21a Move the code implementing isinstance() and issubclass() to new C
Guido van Rossum <guido@python.org>
parents: 16048
diff changeset
2106 return NULL;
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
2107 return PyBool_FromLong(retval);
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2108 }
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2109
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2110 PyDoc_STRVAR(issubclass_doc,
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
2111 "issubclass(C, B) -> bool\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2112 \n\
26612
97f83542f8ee Enhance issubclass() and PyObject_IsSubclass() so that a tuple is
Walter Dörwald <walter@livinglogic.de>
parents: 25924
diff changeset
2113 Return whether class C is a subclass (i.e., a derived class) of class B.\n\
97f83542f8ee Enhance issubclass() and PyObject_IsSubclass() so that a tuple is
Walter Dörwald <walter@livinglogic.de>
parents: 25924
diff changeset
2114 When using a tuple as the second argument issubclass(X, (A, B, ...)),\n\
97f83542f8ee Enhance issubclass() and PyObject_IsSubclass() so that a tuple is
Walter Dörwald <walter@livinglogic.de>
parents: 25924
diff changeset
2115 is a shortcut for issubclass(X, A) or issubclass(X, B) or ... (etc.).");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2116
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2117
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2118 static PyObject*
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2119 builtin_zip(PyObject *self, PyObject *args)
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2120 {
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2121 PyObject *ret;
36521
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
2122 const Py_ssize_t itemsize = PySequence_Length(args);
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
2123 Py_ssize_t i;
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2124 PyObject *itlist; /* tuple of iterators */
36521
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
2125 Py_ssize_t len; /* guess at result length */
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2126
30037
0504ba8efbb6 As discussed on python-dev, changed builtin.zip() to handle zero arguments
Raymond Hettinger <python@rcn.com>
parents: 28740
diff changeset
2127 if (itemsize == 0)
0504ba8efbb6 As discussed on python-dev, changed builtin.zip() to handle zero arguments
Raymond Hettinger <python@rcn.com>
parents: 28740
diff changeset
2128 return PyList_New(0);
0504ba8efbb6 As discussed on python-dev, changed builtin.zip() to handle zero arguments
Raymond Hettinger <python@rcn.com>
parents: 28740
diff changeset
2129
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2130 /* args must be a tuple */
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2131 assert(PyTuple_Check(args));
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2132
23421
642a453e7a2e SF bug 555042: zip() may trigger MemoryError.
Tim Peters <tim.peters@gmail.com>
parents: 23305
diff changeset
2133 /* Guess at result length: the shortest of the input lengths.
642a453e7a2e SF bug 555042: zip() may trigger MemoryError.
Tim Peters <tim.peters@gmail.com>
parents: 23305
diff changeset
2134 If some argument refuses to say, we refuse to guess too, lest
642a453e7a2e SF bug 555042: zip() may trigger MemoryError.
Tim Peters <tim.peters@gmail.com>
parents: 23305
diff changeset
2135 an argument like xrange(sys.maxint) lead us astray.*/
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2136 len = -1; /* unknown */
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2137 for (i = 0; i < itemsize; ++i) {
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2138 PyObject *item = PyTuple_GET_ITEM(args, i);
36521
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
2139 Py_ssize_t thislen = _PyObject_LengthHint(item);
23421
642a453e7a2e SF bug 555042: zip() may trigger MemoryError.
Tim Peters <tim.peters@gmail.com>
parents: 23305
diff changeset
2140 if (thislen < 0) {
35364
aeb8580a1af7 SF bug #1242657: list(obj) can swallow KeyboardInterrupt
Raymond Hettinger <python@rcn.com>
parents: 35264
diff changeset
2141 if (!PyErr_ExceptionMatches(PyExc_TypeError) &&
aeb8580a1af7 SF bug #1242657: list(obj) can swallow KeyboardInterrupt
Raymond Hettinger <python@rcn.com>
parents: 35264
diff changeset
2142 !PyErr_ExceptionMatches(PyExc_AttributeError)) {
aeb8580a1af7 SF bug #1242657: list(obj) can swallow KeyboardInterrupt
Raymond Hettinger <python@rcn.com>
parents: 35264
diff changeset
2143 return NULL;
aeb8580a1af7 SF bug #1242657: list(obj) can swallow KeyboardInterrupt
Raymond Hettinger <python@rcn.com>
parents: 35264
diff changeset
2144 }
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2145 PyErr_Clear();
23421
642a453e7a2e SF bug 555042: zip() may trigger MemoryError.
Tim Peters <tim.peters@gmail.com>
parents: 23305
diff changeset
2146 len = -1;
642a453e7a2e SF bug 555042: zip() may trigger MemoryError.
Tim Peters <tim.peters@gmail.com>
parents: 23305
diff changeset
2147 break;
642a453e7a2e SF bug 555042: zip() may trigger MemoryError.
Tim Peters <tim.peters@gmail.com>
parents: 23305
diff changeset
2148 }
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2149 else if (len < 0 || thislen < len)
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2150 len = thislen;
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2151 }
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2152
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2153 /* allocate result list */
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2154 if (len < 0)
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2155 len = 10; /* arbitrary */
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2156 if ((ret = PyList_New(len)) == NULL)
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2157 return NULL;
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2158
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2159 /* obtain iterators */
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2160 itlist = PyTuple_New(itemsize);
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2161 if (itlist == NULL)
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2162 goto Fail_ret;
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2163 for (i = 0; i < itemsize; ++i) {
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2164 PyObject *item = PyTuple_GET_ITEM(args, i);
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2165 PyObject *it = PyObject_GetIter(item);
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2166 if (it == NULL) {
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2167 if (PyErr_ExceptionMatches(PyExc_TypeError))
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2168 PyErr_Format(PyExc_TypeError,
36604
fe4ae0c417c7 Fix compiler warning (int vs Py_ssize_t mismatch
Neal Norwitz <nnorwitz@gmail.com>
parents: 36521
diff changeset
2169 "zip argument #%zd must support iteration",
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2170 i+1);
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2171 goto Fail_ret_itlist;
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2172 }
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2173 PyTuple_SET_ITEM(itlist, i, it);
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2174 }
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2175
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2176 /* build result into ret list */
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2177 for (i = 0; ; ++i) {
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2178 int j;
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2179 PyObject *next = PyTuple_New(itemsize);
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2180 if (!next)
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2181 goto Fail_ret_itlist;
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2182
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2183 for (j = 0; j < itemsize; j++) {
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2184 PyObject *it = PyTuple_GET_ITEM(itlist, j);
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2185 PyObject *item = PyIter_Next(it);
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2186 if (!item) {
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2187 if (PyErr_Occurred()) {
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2188 Py_DECREF(ret);
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2189 ret = NULL;
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2190 }
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2191 Py_DECREF(next);
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2192 Py_DECREF(itlist);
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2193 goto Done;
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2194 }
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2195 PyTuple_SET_ITEM(next, j, item);
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2196 }
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2197
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2198 if (i < len)
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2199 PyList_SET_ITEM(ret, i, next);
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2200 else {
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2201 int status = PyList_Append(ret, next);
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2202 Py_DECREF(next);
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2203 ++len;
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2204 if (status < 0)
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2205 goto Fail_ret_itlist;
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2206 }
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2207 }
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2208
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2209 Done:
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2210 if (ret != NULL && i < len) {
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2211 /* The list is too big. */
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2212 if (PyList_SetSlice(ret, i, len, NULL) < 0)
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2213 return NULL;
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2214 }
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2215 return ret;
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2216
17694
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2217 Fail_ret_itlist:
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2218 Py_DECREF(itlist);
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2219 Fail_ret:
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2220 Py_DECREF(ret);
aab6c1f19289 Generalize zip() to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17683
diff changeset
2221 return NULL;
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2222 }
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2223
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2224
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2225 PyDoc_STRVAR(zip_doc,
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2226 "zip(seq1 [, seq2 [...]]) -> [(seq1[0], seq2[0] ...), (...)]\n\
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2227 \n\
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2228 Return a list of tuples, where each tuple contains the i-th element\n\
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2229 from each of the argument sequences. The returned list is truncated\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2230 in length to the length of the shortest argument sequence.");
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2231
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2232
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2233 static PyMethodDef builtin_methods[] = {
37411
ea9a03b8b9f6 Accept keyword arguments for __import__ and doc the addition of the level param from PEP 328.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37344
diff changeset
2234 {"__import__", (PyCFunction)builtin___import__, METH_VARARGS | METH_KEYWORDS, import_doc},
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2235 {"abs", builtin_abs, METH_O, abs_doc},
34736
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
2236 {"all", builtin_all, METH_O, all_doc},
81b5a13fa38a Add two new functions, any() and all().
Raymond Hettinger <python@rcn.com>
parents: 34123
diff changeset
2237 {"any", builtin_any, METH_O, any_doc},
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2238 {"apply", builtin_apply, METH_VARARGS, apply_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2239 {"callable", builtin_callable, METH_O, callable_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2240 {"chr", builtin_chr, METH_VARARGS, chr_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2241 {"cmp", builtin_cmp, METH_VARARGS, cmp_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2242 {"coerce", builtin_coerce, METH_VARARGS, coerce_doc},
41168
78686c7a23a7 Patch #1444529: the builtin compile() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 41140
diff changeset
2243 {"compile", (PyCFunction)builtin_compile, METH_VARARGS | METH_KEYWORDS, compile_doc},
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2244 {"delattr", builtin_delattr, METH_VARARGS, delattr_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2245 {"dir", builtin_dir, METH_VARARGS, dir_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2246 {"divmod", builtin_divmod, METH_VARARGS, divmod_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2247 {"eval", builtin_eval, METH_VARARGS, eval_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2248 {"execfile", builtin_execfile, METH_VARARGS, execfile_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2249 {"filter", builtin_filter, METH_VARARGS, filter_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2250 {"getattr", builtin_getattr, METH_VARARGS, getattr_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2251 {"globals", (PyCFunction)builtin_globals, METH_NOARGS, globals_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2252 {"hasattr", builtin_hasattr, METH_VARARGS, hasattr_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2253 {"hash", builtin_hash, METH_O, hash_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2254 {"hex", builtin_hex, METH_O, hex_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2255 {"id", builtin_id, METH_O, id_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2256 {"input", builtin_input, METH_VARARGS, input_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2257 {"intern", builtin_intern, METH_VARARGS, intern_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2258 {"isinstance", builtin_isinstance, METH_VARARGS, isinstance_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2259 {"issubclass", builtin_issubclass, METH_VARARGS, issubclass_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2260 {"iter", builtin_iter, METH_VARARGS, iter_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2261 {"len", builtin_len, METH_O, len_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2262 {"locals", (PyCFunction)builtin_locals, METH_NOARGS, locals_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2263 {"map", builtin_map, METH_VARARGS, map_doc},
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
2264 {"max", (PyCFunction)builtin_max, METH_VARARGS | METH_KEYWORDS, max_doc},
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
2265 {"min", (PyCFunction)builtin_min, METH_VARARGS | METH_KEYWORDS, min_doc},
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2266 {"oct", builtin_oct, METH_O, oct_doc},
38077
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
2267 {"open", (PyCFunction)builtin_open, METH_VARARGS | METH_KEYWORDS, open_doc},
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2268 {"ord", builtin_ord, METH_O, ord_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2269 {"pow", builtin_pow, METH_VARARGS, pow_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2270 {"range", builtin_range, METH_VARARGS, range_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2271 {"raw_input", builtin_raw_input, METH_VARARGS, raw_input_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2272 {"reduce", builtin_reduce, METH_VARARGS, reduce_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2273 {"reload", builtin_reload, METH_O, reload_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2274 {"repr", builtin_repr, METH_O, repr_doc},
37344
c6cf11acb41f Patch #1460496: round() now accepts keyword arguments.
Georg Brandl <georg@python.org>
parents: 36866
diff changeset
2275 {"round", (PyCFunction)builtin_round, METH_VARARGS | METH_KEYWORDS, round_doc},
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2276 {"setattr", builtin_setattr, METH_VARARGS, setattr_doc},
31210
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
2277 {"sorted", (PyCFunction)builtin_sorted, METH_VARARGS | METH_KEYWORDS, sorted_doc},
28717
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2278 {"sum", builtin_sum, METH_VARARGS, sum_doc},
19343
7257e87e0720 Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents: 19301
diff changeset
2279 #ifdef Py_USING_UNICODE
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2280 {"unichr", builtin_unichr, METH_VARARGS, unichr_doc},
19343
7257e87e0720 Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents: 19301
diff changeset
2281 #endif
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2282 {"vars", builtin_vars, METH_VARARGS, vars_doc},
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
2283 {"zip", builtin_zip, METH_VARARGS, zip_doc},
480
c64c6702549d Added "apply"; added "SyntaxError"; changed table lay-out.
Guido van Rossum <guido@python.org>
parents: 463
diff changeset
2284 {NULL, NULL},
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
2285 };
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
2286
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2287 PyDoc_STRVAR(builtin_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2288 "Built-in functions, exceptions, and other objects.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2289 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2290 Noteworthy: None is the `nil' object; Ellipsis represents `...' in slices.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2291
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
2292 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
2293 _PyBuiltin_Init(void)
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
2294 {
12961
eb911eca9ee9 Christopher Fandrich <cfandrich@8cs.com>:
Fred Drake <fdrake@acm.org>
parents: 12756
diff changeset
2295 PyObject *mod, *dict, *debug;
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2296 mod = Py_InitModule4("__builtin__", builtin_methods,
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2297 builtin_doc, (PyObject *)NULL,
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2298 PYTHON_API_VERSION);
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
2299 if (mod == NULL)
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
2300 return NULL;
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
2301 dict = PyModule_GetDict(mod);
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2302
28396
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2303 #ifdef Py_TRACE_REFS
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2304 /* __builtin__ exposes a number of statically allocated objects
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2305 * that, before this code was added in 2.3, never showed up in
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2306 * the list of "all objects" maintained by Py_TRACE_REFS. As a
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2307 * result, programs leaking references to None and False (etc)
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2308 * couldn't be diagnosed by examining sys.getobjects(0).
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2309 */
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2310 #define ADD_TO_ALL(OBJECT) _Py_AddToAllObjects((PyObject *)(OBJECT), 0)
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2311 #else
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2312 #define ADD_TO_ALL(OBJECT) (void)0
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2313 #endif
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2314
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2315 #define SETBUILTIN(NAME, OBJECT) \
28396
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2316 if (PyDict_SetItemString(dict, NAME, (PyObject *)OBJECT) < 0) \
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2317 return NULL; \
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2318 ADD_TO_ALL(OBJECT)
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2319
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2320 SETBUILTIN("None", Py_None);
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2321 SETBUILTIN("Ellipsis", Py_Ellipsis);
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2322 SETBUILTIN("NotImplemented", Py_NotImplemented);
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
2323 SETBUILTIN("False", Py_False);
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
2324 SETBUILTIN("True", Py_True);
23597
ed007e47b3a1 Change name from string to basestring
Neal Norwitz <nnorwitz@gmail.com>
parents: 23542
diff changeset
2325 SETBUILTIN("basestring", &PyBaseString_Type);
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
2326 SETBUILTIN("bool", &PyBool_Type);
23868
8e6760bf1884 SF patch 568629 by Oren Tirosh: types made callable.
Guido van Rossum <guido@python.org>
parents: 23832
diff changeset
2327 SETBUILTIN("buffer", &PyBuffer_Type);
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2328 SETBUILTIN("classmethod", &PyClassMethod_Type);
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18890
diff changeset
2329 #ifndef WITHOUT_COMPLEX
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2330 SETBUILTIN("complex", &PyComplex_Type);
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18890
diff changeset
2331 #endif
20754
272336648d1f Rename "dictionary" (type and constructor) to "dict".
Tim Peters <tim.peters@gmail.com>
parents: 20654
diff changeset
2332 SETBUILTIN("dict", &PyDict_Type);
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
2333 SETBUILTIN("enumerate", &PyEnum_Type);
38077
c9202f1c56c2 SF #1479181: split open() and file() from being aliases for each other.
Neal Norwitz <nnorwitz@gmail.com>
parents: 37673
diff changeset
2334 SETBUILTIN("file", &PyFile_Type);
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2335 SETBUILTIN("float", &PyFloat_Type);
30929
54ff68e973ee * Migrate set() and frozenset() from the sandbox.
Raymond Hettinger <python@rcn.com>
parents: 30865
diff changeset
2336 SETBUILTIN("frozenset", &PyFrozenSet_Type);
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2337 SETBUILTIN("property", &PyProperty_Type);
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2338 SETBUILTIN("int", &PyInt_Type);
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2339 SETBUILTIN("list", &PyList_Type);
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2340 SETBUILTIN("long", &PyLong_Type);
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2341 SETBUILTIN("object", &PyBaseObject_Type);
30865
41c4e143e6e6 Implement and apply PEP 322, reverse iteration
Raymond Hettinger <python@rcn.com>
parents: 30784
diff changeset
2342 SETBUILTIN("reversed", &PyReversed_Type);
30929
54ff68e973ee * Migrate set() and frozenset() from the sandbox.
Raymond Hettinger <python@rcn.com>
parents: 30865
diff changeset
2343 SETBUILTIN("set", &PySet_Type);
23868
8e6760bf1884 SF patch 568629 by Oren Tirosh: types made callable.
Guido van Rossum <guido@python.org>
parents: 23832
diff changeset
2344 SETBUILTIN("slice", &PySlice_Type);
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2345 SETBUILTIN("staticmethod", &PyStaticMethod_Type);
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2346 SETBUILTIN("str", &PyString_Type);
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2347 SETBUILTIN("super", &PySuper_Type);
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2348 SETBUILTIN("tuple", &PyTuple_Type);
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2349 SETBUILTIN("type", &PyType_Type);
23695
6266f1bd1ab9 Skip Montanaro's patch, SF 559833, exposing xrange type in builtins.
Raymond Hettinger <python@rcn.com>
parents: 23597
diff changeset
2350 SETBUILTIN("xrange", &PyRange_Type);
19343
7257e87e0720 Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents: 19301
diff changeset
2351 #ifdef Py_USING_UNICODE
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2352 SETBUILTIN("unicode", &PyUnicode_Type);
19343
7257e87e0720 Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents: 19301
diff changeset
2353 #endif
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
2354 debug = PyBool_FromLong(Py_OptimizeFlag == 0);
12961
eb911eca9ee9 Christopher Fandrich <cfandrich@8cs.com>:
Fred Drake <fdrake@acm.org>
parents: 12756
diff changeset
2355 if (PyDict_SetItemString(dict, "__debug__", debug) < 0) {
eb911eca9ee9 Christopher Fandrich <cfandrich@8cs.com>:
Fred Drake <fdrake@acm.org>
parents: 12756
diff changeset
2356 Py_XDECREF(debug);
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
2357 return NULL;
12961
eb911eca9ee9 Christopher Fandrich <cfandrich@8cs.com>:
Fred Drake <fdrake@acm.org>
parents: 12756
diff changeset
2358 }
eb911eca9ee9 Christopher Fandrich <cfandrich@8cs.com>:
Fred Drake <fdrake@acm.org>
parents: 12756
diff changeset
2359 Py_XDECREF(debug);
6198
c43ca8dd0081 Removed obsolete exception PyExc_AccessError.
Barry Warsaw <barry@python.org>
parents: 6145
diff changeset
2360
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
2361 return mod;
28396
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2362 #undef ADD_TO_ALL
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2363 #undef SETBUILTIN
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
2364 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
2365
1393
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more
Guido van Rossum <guido@python.org>
parents: 1387
diff changeset
2366 /* Helper for filter(): filter a tuple through a function */
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2367
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2368 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
2369 filtertuple(PyObject *func, PyObject *tuple)
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2370 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2371 PyObject *result;
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36484
diff changeset
2372 Py_ssize_t i, j;
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36484
diff changeset
2373 Py_ssize_t len = PyTuple_Size(tuple);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2374
2890
04e1690fb4d1 avoid resize of 0-length tuple
Guido van Rossum <guido@python.org>
parents: 2857
diff changeset
2375 if (len == 0) {
27681
e5454fe1aafd Make sure filter() never returns tuple, str or unicode
Walter Dörwald <walter@livinglogic.de>
parents: 27675
diff changeset
2376 if (PyTuple_CheckExact(tuple))
e5454fe1aafd Make sure filter() never returns tuple, str or unicode
Walter Dörwald <walter@livinglogic.de>
parents: 27675
diff changeset
2377 Py_INCREF(tuple);
e5454fe1aafd Make sure filter() never returns tuple, str or unicode
Walter Dörwald <walter@livinglogic.de>
parents: 27675
diff changeset
2378 else
e5454fe1aafd Make sure filter() never returns tuple, str or unicode
Walter Dörwald <walter@livinglogic.de>
parents: 27675
diff changeset
2379 tuple = PyTuple_New(0);
2890
04e1690fb4d1 avoid resize of 0-length tuple
Guido van Rossum <guido@python.org>
parents: 2857
diff changeset
2380 return tuple;
04e1690fb4d1 avoid resize of 0-length tuple
Guido van Rossum <guido@python.org>
parents: 2857
diff changeset
2381 }
04e1690fb4d1 avoid resize of 0-length tuple
Guido van Rossum <guido@python.org>
parents: 2857
diff changeset
2382
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2383 if ((result = PyTuple_New(len)) == NULL)
1387
f992ac2a38d5 * rangeobject.{c,h}, bltinmodule.c: removed non-essential ops from range
Guido van Rossum <guido@python.org>
parents: 1380
diff changeset
2384 return NULL;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2385
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2386 for (i = j = 0; i < len; ++i) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2387 PyObject *item, *good;
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2388 int ok;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2389
27795
2042e2051d97 Change filtertuple() to use tp_as_sequence->sq_item
Walter Dörwald <walter@livinglogic.de>
parents: 27790
diff changeset
2390 if (tuple->ob_type->tp_as_sequence &&
2042e2051d97 Change filtertuple() to use tp_as_sequence->sq_item
Walter Dörwald <walter@livinglogic.de>
parents: 27790
diff changeset
2391 tuple->ob_type->tp_as_sequence->sq_item) {
2042e2051d97 Change filtertuple() to use tp_as_sequence->sq_item
Walter Dörwald <walter@livinglogic.de>
parents: 27790
diff changeset
2392 item = tuple->ob_type->tp_as_sequence->sq_item(tuple, i);
30182
7bc772527e44 Fix a crash: when sq_item failed the code continued blindly and used the
Walter Dörwald <walter@livinglogic.de>
parents: 30151
diff changeset
2393 if (item == NULL)
7bc772527e44 Fix a crash: when sq_item failed the code continued blindly and used the
Walter Dörwald <walter@livinglogic.de>
parents: 30151
diff changeset
2394 goto Fail_1;
27795
2042e2051d97 Change filtertuple() to use tp_as_sequence->sq_item
Walter Dörwald <walter@livinglogic.de>
parents: 27790
diff changeset
2395 } else {
28740
d3297e298211 some more error-message enhancements
Alex Martelli <aleaxit@gmail.com>
parents: 28738
diff changeset
2396 PyErr_SetString(PyExc_TypeError, "filter(): unsubscriptable tuple");
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2397 goto Fail_1;
27795
2042e2051d97 Change filtertuple() to use tp_as_sequence->sq_item
Walter Dörwald <walter@livinglogic.de>
parents: 27790
diff changeset
2398 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2399 if (func == Py_None) {
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2400 Py_INCREF(item);
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2401 good = item;
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2402 }
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2403 else {
30683
3b59fa5d25b1 Simplify and speedup uses of Py_BuildValue():
Raymond Hettinger <python@rcn.com>
parents: 30430
diff changeset
2404 PyObject *arg = PyTuple_Pack(1, item);
30182
7bc772527e44 Fix a crash: when sq_item failed the code continued blindly and used the
Walter Dörwald <walter@livinglogic.de>
parents: 30151
diff changeset
2405 if (arg == NULL) {
7bc772527e44 Fix a crash: when sq_item failed the code continued blindly and used the
Walter Dörwald <walter@livinglogic.de>
parents: 30151
diff changeset
2406 Py_DECREF(item);
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2407 goto Fail_1;
30182
7bc772527e44 Fix a crash: when sq_item failed the code continued blindly and used the
Walter Dörwald <walter@livinglogic.de>
parents: 30151
diff changeset
2408 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2409 good = PyEval_CallObject(func, arg);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2410 Py_DECREF(arg);
30182
7bc772527e44 Fix a crash: when sq_item failed the code continued blindly and used the
Walter Dörwald <walter@livinglogic.de>
parents: 30151
diff changeset
2411 if (good == NULL) {
7bc772527e44 Fix a crash: when sq_item failed the code continued blindly and used the
Walter Dörwald <walter@livinglogic.de>
parents: 30151
diff changeset
2412 Py_DECREF(item);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2413 goto Fail_1;
30182
7bc772527e44 Fix a crash: when sq_item failed the code continued blindly and used the
Walter Dörwald <walter@livinglogic.de>
parents: 30151
diff changeset
2414 }
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2415 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2416 ok = PyObject_IsTrue(good);
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2417 Py_DECREF(good);
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2418 if (ok) {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2419 if (PyTuple_SetItem(result, j++, item) < 0)
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2420 goto Fail_1;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2421 }
30182
7bc772527e44 Fix a crash: when sq_item failed the code continued blindly and used the
Walter Dörwald <walter@livinglogic.de>
parents: 30151
diff changeset
2422 else
7bc772527e44 Fix a crash: when sq_item failed the code continued blindly and used the
Walter Dörwald <walter@livinglogic.de>
parents: 30151
diff changeset
2423 Py_DECREF(item);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2424 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2425
17976
d579a5d8b3fe Cruft cleanup: Removed the unused last_is_sticky argument from the internal
Tim Peters <tim.peters@gmail.com>
parents: 17874
diff changeset
2426 if (_PyTuple_Resize(&result, j) < 0)
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2427 return NULL;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2428
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2429 return result;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2430
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2431 Fail_1:
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2432 Py_DECREF(result);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2433 return NULL;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2434 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2435
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2436
1393
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more
Guido van Rossum <guido@python.org>
parents: 1387
diff changeset
2437 /* Helper for filter(): filter a string through a function */
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2438
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2439 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
2440 filterstring(PyObject *func, PyObject *strobj)
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2441 {
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2442 PyObject *result;
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36484
diff changeset
2443 Py_ssize_t i, j;
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36484
diff changeset
2444 Py_ssize_t len = PyString_Size(strobj);
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36484
diff changeset
2445 Py_ssize_t outlen = len;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2446
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2447 if (func == Py_None) {
27786
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2448 /* If it's a real string we can return the original,
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2449 * as no character is ever false and __getitem__
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2450 * does return this character. If it's a subclass
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2451 * we must go through the __getitem__ loop */
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2452 if (PyString_CheckExact(strobj)) {
27681
e5454fe1aafd Make sure filter() never returns tuple, str or unicode
Walter Dörwald <walter@livinglogic.de>
parents: 27675
diff changeset
2453 Py_INCREF(strobj);
27786
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2454 return strobj;
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2455 }
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2456 }
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2457 if ((result = PyString_FromStringAndSize(NULL, len)) == NULL)
1387
f992ac2a38d5 * rangeobject.{c,h}, bltinmodule.c: removed non-essential ops from range
Guido van Rossum <guido@python.org>
parents: 1380
diff changeset
2458 return NULL;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2459
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2460 for (i = j = 0; i < len; ++i) {
27786
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2461 PyObject *item;
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2462 int ok;
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2463
1375
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2464 item = (*strobj->ob_type->tp_as_sequence->sq_item)(strobj, i);
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2465 if (item == NULL)
f3a325662d39 * listobject.c (list_ass_slice): XDECREF instead of DECREF so
Guido van Rossum <guido@python.org>
parents: 1369
diff changeset
2466 goto Fail_1;
27786
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2467 if (func==Py_None) {
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2468 ok = 1;
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2469 } else {
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2470 PyObject *arg, *good;
30683
3b59fa5d25b1 Simplify and speedup uses of Py_BuildValue():
Raymond Hettinger <python@rcn.com>
parents: 30430
diff changeset
2471 arg = PyTuple_Pack(1, item);
27786
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2472 if (arg == NULL) {
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2473 Py_DECREF(item);
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2474 goto Fail_1;
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2475 }
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2476 good = PyEval_CallObject(func, arg);
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2477 Py_DECREF(arg);
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2478 if (good == NULL) {
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2479 Py_DECREF(item);
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2480 goto Fail_1;
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2481 }
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2482 ok = PyObject_IsTrue(good);
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2483 Py_DECREF(good);
17337
96ea0eccdb31 SF patch #413552 - Premature decref on object
Tim Peters <tim.peters@gmail.com>
parents: 17125
diff changeset
2484 }
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2485 if (ok) {
36521
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
2486 Py_ssize_t reslen;
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2487 if (!PyString_Check(item)) {
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2488 PyErr_SetString(PyExc_TypeError, "can't filter str to str:"
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2489 " __getitem__ returned different type");
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2490 Py_DECREF(item);
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2491 goto Fail_1;
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2492 }
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2493 reslen = PyString_GET_SIZE(item);
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2494 if (reslen == 1) {
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2495 PyString_AS_STRING(result)[j++] =
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2496 PyString_AS_STRING(item)[0];
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2497 } else {
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2498 /* do we need more space? */
36521
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
2499 Py_ssize_t need = j + reslen + len-i-1;
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2500 if (need > outlen) {
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2501 /* overallocate, to avoid reallocations */
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2502 if (need<2*outlen)
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2503 need = 2*outlen;
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2504 if (_PyString_Resize(&result, need)) {
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2505 Py_DECREF(item);
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2506 return NULL;
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2507 }
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2508 outlen = need;
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2509 }
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2510 memcpy(
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2511 PyString_AS_STRING(result) + j,
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2512 PyString_AS_STRING(item),
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2513 reslen
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2514 );
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2515 j += reslen;
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2516 }
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2517 }
17337
96ea0eccdb31 SF patch #413552 - Premature decref on object
Tim Peters <tim.peters@gmail.com>
parents: 17125
diff changeset
2518 Py_DECREF(item);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2519 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2520
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2521 if (j < outlen)
23295
6fa76b4e59fe Repair widespread misuse of _PyString_Resize. Since it's clear people
Tim Peters <tim.peters@gmail.com>
parents: 23285
diff changeset
2522 _PyString_Resize(&result, j);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2523
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2524 return result;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2525
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2526 Fail_1:
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2527 Py_DECREF(result);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2528 return NULL;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1360
diff changeset
2529 }
27385
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2530
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2531 #ifdef Py_USING_UNICODE
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2532 /* Helper for filter(): filter a Unicode object through a function */
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2533
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2534 static PyObject *
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2535 filterunicode(PyObject *func, PyObject *strobj)
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2536 {
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2537 PyObject *result;
36866
9eb24f92a784 Change int to Py_ssize_t in several places.
Martin v. Löwis <martin@v.loewis.de>
parents: 36712
diff changeset
2538 register Py_ssize_t i, j;
36521
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
2539 Py_ssize_t len = PyUnicode_GetSize(strobj);
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
2540 Py_ssize_t outlen = len;
27385
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2541
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2542 if (func == Py_None) {
27786
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2543 /* If it's a real string we can return the original,
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2544 * as no character is ever false and __getitem__
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2545 * does return this character. If it's a subclass
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2546 * we must go through the __getitem__ loop */
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2547 if (PyUnicode_CheckExact(strobj)) {
27681
e5454fe1aafd Make sure filter() never returns tuple, str or unicode
Walter Dörwald <walter@livinglogic.de>
parents: 27675
diff changeset
2548 Py_INCREF(strobj);
27786
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2549 return strobj;
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2550 }
27385
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2551 }
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2552 if ((result = PyUnicode_FromUnicode(NULL, len)) == NULL)
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2553 return NULL;
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2554
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2555 for (i = j = 0; i < len; ++i) {
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2556 PyObject *item, *arg, *good;
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2557 int ok;
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2558
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2559 item = (*strobj->ob_type->tp_as_sequence->sq_item)(strobj, i);
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2560 if (item == NULL)
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2561 goto Fail_1;
27786
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2562 if (func == Py_None) {
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2563 ok = 1;
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2564 } else {
30683
3b59fa5d25b1 Simplify and speedup uses of Py_BuildValue():
Raymond Hettinger <python@rcn.com>
parents: 30430
diff changeset
2565 arg = PyTuple_Pack(1, item);
27786
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2566 if (arg == NULL) {
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2567 Py_DECREF(item);
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2568 goto Fail_1;
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2569 }
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2570 good = PyEval_CallObject(func, arg);
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2571 Py_DECREF(arg);
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2572 if (good == NULL) {
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2573 Py_DECREF(item);
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2574 goto Fail_1;
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2575 }
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2576 ok = PyObject_IsTrue(good);
f34446fa216e Change filterstring() and filterunicode(): If the
Walter Dörwald <walter@livinglogic.de>
parents: 27782
diff changeset
2577 Py_DECREF(good);
27385
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2578 }
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2579 if (ok) {
36521
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
2580 Py_ssize_t reslen;
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2581 if (!PyUnicode_Check(item)) {
35500
8fa83a9ebc6e Whitespace normalization.
Georg Brandl <georg@python.org>
parents: 35364
diff changeset
2582 PyErr_SetString(PyExc_TypeError,
30429
c9cc35249322 Reflow long lines and reformat.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30182
diff changeset
2583 "can't filter unicode to unicode:"
c9cc35249322 Reflow long lines and reformat.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30182
diff changeset
2584 " __getitem__ returned different type");
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2585 Py_DECREF(item);
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2586 goto Fail_1;
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2587 }
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2588 reslen = PyUnicode_GET_SIZE(item);
35500
8fa83a9ebc6e Whitespace normalization.
Georg Brandl <georg@python.org>
parents: 35364
diff changeset
2589 if (reslen == 1)
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2590 PyUnicode_AS_UNICODE(result)[j++] =
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2591 PyUnicode_AS_UNICODE(item)[0];
30429
c9cc35249322 Reflow long lines and reformat.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30182
diff changeset
2592 else {
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2593 /* do we need more space? */
36521
30aef3ce2b26 Use Py_ssize_t to count the
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
2594 Py_ssize_t need = j + reslen + len - i - 1;
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2595 if (need > outlen) {
35500
8fa83a9ebc6e Whitespace normalization.
Georg Brandl <georg@python.org>
parents: 35364
diff changeset
2596 /* overallocate,
30429
c9cc35249322 Reflow long lines and reformat.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30182
diff changeset
2597 to avoid reallocations */
c9cc35249322 Reflow long lines and reformat.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30182
diff changeset
2598 if (need < 2 * outlen)
c9cc35249322 Reflow long lines and reformat.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30182
diff changeset
2599 need = 2 * outlen;
30430
a8f04cbf659c Correct check of PyUnicode_Resize() return value.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30429
diff changeset
2600 if (PyUnicode_Resize(
a8f04cbf659c Correct check of PyUnicode_Resize() return value.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30429
diff changeset
2601 &result, need) < 0) {
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2602 Py_DECREF(item);
27675
8f8448fb58d6 PyUnicode_Resize() doesn't free its argument in case of a failure,
Walter Dörwald <walter@livinglogic.de>
parents: 27674
diff changeset
2603 goto Fail_1;
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2604 }
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2605 outlen = need;
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2606 }
30429
c9cc35249322 Reflow long lines and reformat.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30182
diff changeset
2607 memcpy(PyUnicode_AS_UNICODE(result) + j,
c9cc35249322 Reflow long lines and reformat.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30182
diff changeset
2608 PyUnicode_AS_UNICODE(item),
c9cc35249322 Reflow long lines and reformat.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30182
diff changeset
2609 reslen*sizeof(Py_UNICODE));
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2610 j += reslen;
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2611 }
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2612 }
27385
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2613 Py_DECREF(item);
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2614 }
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2615
27674
ce3faab06de7 filterstring() and filterunicode() in Python/bltinmodule.c
Walter Dörwald <walter@livinglogic.de>
parents: 27652
diff changeset
2616 if (j < outlen)
27385
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2617 PyUnicode_Resize(&result, j);
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2618
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2619 return result;
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2620
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2621 Fail_1:
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2622 Py_DECREF(result);
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2623 return NULL;
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2624 }
91a573243d5d Patch #636005: Filter unicode into unicode.
Martin v. Löwis <martin@v.loewis.de>
parents: 27076
diff changeset
2625 #endif