cpython-lru_cache-weakref: Modules/

annotate Modules/_operator.c @ 84417:de44cd866bb0

Issue #18339: use with self.assertRaises() to make test case more readable

author	Christian Heimes <christian@cheimes.de>
date	Mon, 01 Jul 2013 23:00:22 +0200
parents	c2000ce25fe8
children

rev	line source
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22805 diff changeset	1
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22805 diff changeset	2 #include "Python.h"
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22805 diff changeset	3
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22805 diff changeset	4 PyDoc_STRVAR(operator_doc,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22805 diff changeset	5 "Operator interface.\n\
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	6 \n\
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	7 This module exports a set of functions implemented in C corresponding\n\
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	8 to the intrinsic operators of Python. For example, operator.add(x, y)\n\
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	9 is equivalent to the expression x+y. The function names are those\n\
57210 a0951f11be3d Merged revisions 76235 via svnmerge from Benjamin Peterson <benjamin@python.org> parents: 51271 diff changeset	10 used for special methods; variants without leading and trailing\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22805 diff changeset	11 '__' are also provided for convenience.");
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	12
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 26818 diff changeset	13 #define spam1(OP,AOP) static PyObject OP(PyObject s, PyObject *a1) { \
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	14 return AOP(a1); }
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	15
13422 aa3d3bece774 ANSI-fy the sources. Fred Drake <fdrake@acm.org> parents: 9588 diff changeset	16 #define spam2(OP,AOP) static PyObject OP(PyObject s, PyObject *a) { \
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	17 PyObject a1, a2; \
26818 e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible. Raymond Hettinger <python@rcn.com> parents: 24887 diff changeset	18 if(! PyArg_UnpackTuple(a,#OP,2,2,&a1,&a2)) return NULL; \
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	19 return AOP(a1,a2); }
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	20
13422 aa3d3bece774 ANSI-fy the sources. Fred Drake <fdrake@acm.org> parents: 9588 diff changeset	21 #define spamoi(OP,AOP) static PyObject OP(PyObject s, PyObject *a) { \
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	22 PyObject *a1; int a2; \
14654 0bd746bc7627 Add invert() and __invert__() as aliases for inv()/__inv__(). Fred Drake <fdrake@acm.org> parents: 13651 diff changeset	23 if(! PyArg_ParseTuple(a,"Oi:" #OP,&a1,&a2)) return NULL; \
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	24 return AOP(a1,a2); }
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	25
13422 aa3d3bece774 ANSI-fy the sources. Fred Drake <fdrake@acm.org> parents: 9588 diff changeset	26 #define spam2n(OP,AOP) static PyObject OP(PyObject s, PyObject *a) { \
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	27 PyObject a1, a2; \
26818 e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible. Raymond Hettinger <python@rcn.com> parents: 24887 diff changeset	28 if(! PyArg_UnpackTuple(a,#OP,2,2,&a1,&a2)) return NULL; \
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	29 if(-1 == AOP(a1,a2)) return NULL; \
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	30 Py_INCREF(Py_None); \
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	31 return Py_None; }
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	32
13422 aa3d3bece774 ANSI-fy the sources. Fred Drake <fdrake@acm.org> parents: 9588 diff changeset	33 #define spam3n(OP,AOP) static PyObject OP(PyObject s, PyObject *a) { \
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	34 PyObject a1, a2, *a3; \
26818 e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible. Raymond Hettinger <python@rcn.com> parents: 24887 diff changeset	35 if(! PyArg_UnpackTuple(a,#OP,3,3,&a1,&a2,&a3)) return NULL; \
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	36 if(-1 == AOP(a1,a2,a3)) return NULL; \
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	37 Py_INCREF(Py_None); \
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	38 return Py_None; }
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	39
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 26818 diff changeset	40 #define spami(OP,AOP) static PyObject OP(PyObject s, PyObject *a1) { \
23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 26818 diff changeset	41 long r; \
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	42 if(-1 == (r=AOP(a1))) return NULL; \
22785 aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in Guido van Rossum <guido@python.org> parents: 19111 diff changeset	43 return PyBool_FromLong(r); }
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	44
13422 aa3d3bece774 ANSI-fy the sources. Fred Drake <fdrake@acm.org> parents: 9588 diff changeset	45 #define spami2(OP,AOP) static PyObject OP(PyObject s, PyObject *a) { \
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	46 PyObject a1, a2; long r; \
26818 e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible. Raymond Hettinger <python@rcn.com> parents: 24887 diff changeset	47 if(! PyArg_UnpackTuple(a,#OP,2,2,&a1,&a2)) return NULL; \
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	48 if(-1 == (r=AOP(a1,a2))) return NULL; \
44099 f324631462a2 Cleanup: Replaced most PyInt_ aliases with PyLong_ and disabled the aliases in intobject.h Christian Heimes <christian@cheimes.de> parents: 42334 diff changeset	49 return PyLong_FromLong(r); }
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	50
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 37879 diff changeset	51 #define spamn2(OP,AOP) static PyObject OP(PyObject s, PyObject *a) { \
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 37879 diff changeset	52 PyObject a1, a2; Py_ssize_t r; \
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 37879 diff changeset	53 if(! PyArg_UnpackTuple(a,#OP,2,2,&a1,&a2)) return NULL; \
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 37879 diff changeset	54 if(-1 == (r=AOP(a1,a2))) return NULL; \
44099 f324631462a2 Cleanup: Replaced most PyInt_ aliases with PyLong_ and disabled the aliases in intobject.h Christian Heimes <christian@cheimes.de> parents: 42334 diff changeset	55 return PyLong_FromSsize_t(r); }
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 37879 diff changeset	56
22785 aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in Guido van Rossum <guido@python.org> parents: 19111 diff changeset	57 #define spami2b(OP,AOP) static PyObject OP(PyObject s, PyObject *a) { \
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in Guido van Rossum <guido@python.org> parents: 19111 diff changeset	58 PyObject a1, a2; long r; \
26818 e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible. Raymond Hettinger <python@rcn.com> parents: 24887 diff changeset	59 if(! PyArg_UnpackTuple(a,#OP,2,2,&a1,&a2)) return NULL; \
22785 aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in Guido van Rossum <guido@python.org> parents: 19111 diff changeset	60 if(-1 == (r=AOP(a1,a2))) return NULL; \
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in Guido van Rossum <guido@python.org> parents: 19111 diff changeset	61 return PyBool_FromLong(r); }
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in Guido van Rossum <guido@python.org> parents: 19111 diff changeset	62
19111 6ba441507220 Add wrappers around the rich-comparison operations. Fred Drake <fdrake@acm.org> parents: 14654 diff changeset	63 #define spamrc(OP,A) static PyObject OP(PyObject s, PyObject *a) { \
6ba441507220 Add wrappers around the rich-comparison operations. Fred Drake <fdrake@acm.org> parents: 14654 diff changeset	64 PyObject a1, a2; \
26818 e094a03a80ff SF patch #659536: Use PyArg_UnpackTuple where possible. Raymond Hettinger <python@rcn.com> parents: 24887 diff changeset	65 if(! PyArg_UnpackTuple(a,#OP,2,2,&a1,&a2)) return NULL; \
19111 6ba441507220 Add wrappers around the rich-comparison operations. Fred Drake <fdrake@acm.org> parents: 14654 diff changeset	66 return PyObject_RichCompare(a1,a2,A); }
6ba441507220 Add wrappers around the rich-comparison operations. Fred Drake <fdrake@acm.org> parents: 14654 diff changeset	67
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	68 spami(truth , PyObject_IsTrue)
4089 9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	69 spam2(op_add , PyNumber_Add)
9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	70 spam2(op_sub , PyNumber_Subtract)
9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	71 spam2(op_mul , PyNumber_Multiply)
19111 6ba441507220 Add wrappers around the rich-comparison operations. Fred Drake <fdrake@acm.org> parents: 14654 diff changeset	72 spam2(op_floordiv , PyNumber_FloorDivide)
6ba441507220 Add wrappers around the rich-comparison operations. Fred Drake <fdrake@acm.org> parents: 14654 diff changeset	73 spam2(op_truediv , PyNumber_TrueDivide)
4089 9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	74 spam2(op_mod , PyNumber_Remainder)
9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	75 spam1(op_neg , PyNumber_Negative)
9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	76 spam1(op_pos , PyNumber_Positive)
9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	77 spam1(op_abs , PyNumber_Absolute)
9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	78 spam1(op_inv , PyNumber_Invert)
14654 0bd746bc7627 Add invert() and __invert__() as aliases for inv()/__inv__(). Fred Drake <fdrake@acm.org> parents: 13651 diff changeset	79 spam1(op_invert , PyNumber_Invert)
4089 9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	80 spam2(op_lshift , PyNumber_Lshift)
9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	81 spam2(op_rshift , PyNumber_Rshift)
7936 1f38a2b548bf Add not_ and __not__. Guido van Rossum <guido@python.org> parents: 6227 diff changeset	82 spami(op_not_ , PyObject_Not)
4089 9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	83 spam2(op_and_ , PyNumber_And)
9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	84 spam2(op_xor , PyNumber_Xor)
9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	85 spam2(op_or_ , PyNumber_Or)
36152 f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	86 spam2(op_iadd , PyNumber_InPlaceAdd)
f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	87 spam2(op_isub , PyNumber_InPlaceSubtract)
f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	88 spam2(op_imul , PyNumber_InPlaceMultiply)
f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	89 spam2(op_ifloordiv , PyNumber_InPlaceFloorDivide)
f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	90 spam2(op_itruediv , PyNumber_InPlaceTrueDivide)
f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	91 spam2(op_imod , PyNumber_InPlaceRemainder)
f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	92 spam2(op_ilshift , PyNumber_InPlaceLshift)
f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	93 spam2(op_irshift , PyNumber_InPlaceRshift)
f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	94 spam2(op_iand , PyNumber_InPlaceAnd)
f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	95 spam2(op_ixor , PyNumber_InPlaceXor)
f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	96 spam2(op_ior , PyNumber_InPlaceOr)
4089 9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	97 spam2(op_concat , PySequence_Concat)
36152 f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	98 spam2(op_iconcat , PySequence_InPlaceConcat)
22785 aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in Guido van Rossum <guido@python.org> parents: 19111 diff changeset	99 spami2b(op_contains , PySequence_Contains)
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 37879 diff changeset	100 spamn2(indexOf , PySequence_Index)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 37879 diff changeset	101 spamn2(countOf , PySequence_Count)
4089 9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	102 spam2(op_getitem , PyObject_GetItem)
9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	103 spam2n(op_delitem , PyObject_DelItem)
9f70d995d027 Added delslice and delitem. Guido van Rossum <guido@python.org> parents: 4033 diff changeset	104 spam3n(op_setitem , PyObject_SetItem)
19111 6ba441507220 Add wrappers around the rich-comparison operations. Fred Drake <fdrake@acm.org> parents: 14654 diff changeset	105 spamrc(op_lt , Py_LT)
6ba441507220 Add wrappers around the rich-comparison operations. Fred Drake <fdrake@acm.org> parents: 14654 diff changeset	106 spamrc(op_le , Py_LE)
6ba441507220 Add wrappers around the rich-comparison operations. Fred Drake <fdrake@acm.org> parents: 14654 diff changeset	107 spamrc(op_eq , Py_EQ)
6ba441507220 Add wrappers around the rich-comparison operations. Fred Drake <fdrake@acm.org> parents: 14654 diff changeset	108 spamrc(op_ne , Py_NE)
6ba441507220 Add wrappers around the rich-comparison operations. Fred Drake <fdrake@acm.org> parents: 14654 diff changeset	109 spamrc(op_gt , Py_GT)
6ba441507220 Add wrappers around the rich-comparison operations. Fred Drake <fdrake@acm.org> parents: 14654 diff changeset	110 spamrc(op_ge , Py_GE)
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	111
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	112 static PyObject*
24887 d797cfa8ca0d Added __pow__(a,b) to the operator module. Completes the pattern of Raymond Hettinger <python@rcn.com> parents: 24796 diff changeset	113 op_pow(PyObject s, PyObject a)
d797cfa8ca0d Added __pow__(a,b) to the operator module. Completes the pattern of Raymond Hettinger <python@rcn.com> parents: 24796 diff changeset	114 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	115 PyObject a1, a2;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	116 if (PyArg_UnpackTuple(a,"pow", 2, 2, &a1, &a2))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	117 return PyNumber_Power(a1, a2, Py_None);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	118 return NULL;
24887 d797cfa8ca0d Added __pow__(a,b) to the operator module. Completes the pattern of Raymond Hettinger <python@rcn.com> parents: 24796 diff changeset	119 }
d797cfa8ca0d Added __pow__(a,b) to the operator module. Completes the pattern of Raymond Hettinger <python@rcn.com> parents: 24796 diff changeset	120
d797cfa8ca0d Added __pow__(a,b) to the operator module. Completes the pattern of Raymond Hettinger <python@rcn.com> parents: 24796 diff changeset	121 static PyObject*
36152 f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	122 op_ipow(PyObject s, PyObject a)
f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	123 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	124 PyObject a1, a2;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	125 if (PyArg_UnpackTuple(a,"ipow", 2, 2, &a1, &a2))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	126 return PyNumber_InPlacePower(a1, a2, Py_None);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	127 return NULL;
36152 f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	128 }
f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	129
36882 6a9c7165b17b Checking in the code for PEP 357. Guido van Rossum <guido@python.org> parents: 36518 diff changeset	130 static PyObject *
6a9c7165b17b Checking in the code for PEP 357. Guido van Rossum <guido@python.org> parents: 36518 diff changeset	131 op_index(PyObject s, PyObject a)
6a9c7165b17b Checking in the code for PEP 357. Guido van Rossum <guido@python.org> parents: 36518 diff changeset	132 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	133 return PyNumber_Index(a);
36882 6a9c7165b17b Checking in the code for PEP 357. Guido van Rossum <guido@python.org> parents: 36518 diff changeset	134 }
6a9c7165b17b Checking in the code for PEP 357. Guido van Rossum <guido@python.org> parents: 36518 diff changeset	135
36152 f9281283b109 adding in-place operators to the operator module. Armin Rigo <arigo@tunes.org> parents: 36149 diff changeset	136 static PyObject*
27290 e83a42a90df1 SF patch #670423: Add missing identity tests to operator.c Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	137 is_(PyObject s, PyObject a)
e83a42a90df1 SF patch #670423: Add missing identity tests to operator.c Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	138 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	139 PyObject a1, a2, *result = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	140 if (PyArg_UnpackTuple(a,"is_", 2, 2, &a1, &a2)) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	141 result = (a1 == a2) ? Py_True : Py_False;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	142 Py_INCREF(result);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	143 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	144 return result;
27290 e83a42a90df1 SF patch #670423: Add missing identity tests to operator.c Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	145 }
e83a42a90df1 SF patch #670423: Add missing identity tests to operator.c Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	146
e83a42a90df1 SF patch #670423: Add missing identity tests to operator.c Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	147 static PyObject*
e83a42a90df1 SF patch #670423: Add missing identity tests to operator.c Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	148 is_not(PyObject s, PyObject a)
e83a42a90df1 SF patch #670423: Add missing identity tests to operator.c Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	149 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	150 PyObject a1, a2, *result = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	151 if (PyArg_UnpackTuple(a,"is_not", 2, 2, &a1, &a2)) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	152 result = (a1 != a2) ? Py_True : Py_False;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	153 Py_INCREF(result);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	154 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	155 return result;
27290 e83a42a90df1 SF patch #670423: Add missing identity tests to operator.c Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	156 }
e83a42a90df1 SF patch #670423: Add missing identity tests to operator.c Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	157
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	158 #undef spam1
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	159 #undef spam2
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 26818 diff changeset	160 #undef spam1o
23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 26818 diff changeset	161 #undef spam1o
77702 c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	162
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	163 /* compare_digest **********************************************************/
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	164
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	165 /*
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	166 * timing safe compare
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	167 *
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	168 * Returns 1 of the strings are equal.
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	169 * In case of len(a) != len(b) the function tries to keep the timing
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	170 * dependent on the length of b. CPU cache locally may still alter timing
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	171 * a bit.
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	172 */
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	173 static int
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	174 _tscmp(const unsigned char a, const unsigned char b,
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	175 Py_ssize_t len_a, Py_ssize_t len_b)
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	176 {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	177 /* The volatile type declarations make sure that the compiler has no
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	178 * chance to optimize and fold the code in any way that may change
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	179 * the timing.
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	180 */
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	181 volatile Py_ssize_t length;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	182 volatile const unsigned char *left;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	183 volatile const unsigned char *right;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	184 Py_ssize_t i;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	185 unsigned char result;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	186
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	187 /* loop count depends on length of b */
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	188 length = len_b;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	189 left = NULL;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	190 right = b;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	191
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	192 /* don't use else here to keep the amount of CPU instructions constant,
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	193 * volatile forces re-evaluation
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	194 * */
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	195 if (len_a == length) {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	196 left = ((volatile const unsigned char*)&a);
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	197 result = 0;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	198 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	199 if (len_a != length) {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	200 left = b;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	201 result = 1;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	202 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	203
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	204 for (i=0; i < length; i++) {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	205 result \|= left++ ^ right++;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	206 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	207
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	208 return (result == 0);
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	209 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	210
79511 a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	211 PyDoc_STRVAR(length_hint__doc__,
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	212 "length_hint(obj, default=0) -> int\n"
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	213 "Return an estimate of the number of items in obj.\n"
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	214 "This is useful for presizing containers when building from an\n"
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	215 "iterable.\n"
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	216 "\n"
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	217 "If the object supports len(), the result will be\n"
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	218 "exact. Otherwise, it may over- or under-estimate by an\n"
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	219 "arbitrary amount. The result will be an integer >= 0.");
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	220
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	221 static PyObject length_hint(PyObject self, PyObject *args)
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	222 {
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	223 PyObject *obj;
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	224 Py_ssize_t defaultvalue = 0, res;
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	225 if (!PyArg_ParseTuple(args, "O\|n:length_hint", &obj, &defaultvalue)) {
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	226 return NULL;
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	227 }
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	228 res = PyObject_LengthHint(obj, defaultvalue);
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	229 if (res == -1 && PyErr_Occurred()) {
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	230 return NULL;
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	231 }
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	232 return PyLong_FromSsize_t(res);
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	233 }
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	234
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	235
77702 c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	236 PyDoc_STRVAR(compare_digest__doc__,
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	237 "compare_digest(a, b) -> bool\n"
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	238 "\n"
77710 b0f57a2402e3 Improve hmac.compare_digest() docstring and documentation, courtesy of Larry H. Georg Brandl <georg@python.org> parents: 77704 diff changeset	239 "Return 'a == b'. This function uses an approach designed to prevent\n"
b0f57a2402e3 Improve hmac.compare_digest() docstring and documentation, courtesy of Larry H. Georg Brandl <georg@python.org> parents: 77704 diff changeset	240 "timing analysis, making it appropriate for cryptography.\n"
b0f57a2402e3 Improve hmac.compare_digest() docstring and documentation, courtesy of Larry H. Georg Brandl <georg@python.org> parents: 77704 diff changeset	241 "a and b must both be of the same type: either str (ASCII only),\n"
b0f57a2402e3 Improve hmac.compare_digest() docstring and documentation, courtesy of Larry H. Georg Brandl <georg@python.org> parents: 77704 diff changeset	242 "or any type that supports the buffer protocol (e.g. bytes).\n"
77702 c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	243 "\n"
77710 b0f57a2402e3 Improve hmac.compare_digest() docstring and documentation, courtesy of Larry H. Georg Brandl <georg@python.org> parents: 77704 diff changeset	244 "Note: If a and b are of different lengths, or if an error occurs,\n"
77761 485a4f4ad08d Minor grammar refinement for hmac.compare_digest(). Larry Hastings <larry@hastings.org> parents: 77714 diff changeset	245 "a timing attack could theoretically reveal information about the\n"
485a4f4ad08d Minor grammar refinement for hmac.compare_digest(). Larry Hastings <larry@hastings.org> parents: 77714 diff changeset	246 "types and lengths of a and b--but not their values.\n");
77702 c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	247
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	248 static PyObject*
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	249 compare_digest(PyObject self, PyObject args)
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	250 {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	251 PyObject a, b;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	252 int rc;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	253
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	254 if (!PyArg_ParseTuple(args, "OO:compare_digest", &a, &b)) {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	255 return NULL;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	256 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	257
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	258 /* ASCII unicode string */
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	259 if(PyUnicode_Check(a) && PyUnicode_Check(b)) {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	260 if (PyUnicode_READY(a) == -1 \|\| PyUnicode_READY(b) == -1) {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	261 return NULL;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	262 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	263 if (!PyUnicode_IS_ASCII(a) \|\| !PyUnicode_IS_ASCII(b)) {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	264 PyErr_SetString(PyExc_TypeError,
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	265 "comparing strings with non-ASCII characters is "
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	266 "not supported");
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	267 return NULL;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	268 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	269
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	270 rc = _tscmp(PyUnicode_DATA(a),
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	271 PyUnicode_DATA(b),
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	272 PyUnicode_GET_LENGTH(a),
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	273 PyUnicode_GET_LENGTH(b));
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	274 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	275 /* fallback to buffer interface for bytes, bytesarray and other */
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	276 else {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	277 Py_buffer view_a;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	278 Py_buffer view_b;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	279
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	280 if ((PyObject_CheckBuffer(a) == 0) & (PyObject_CheckBuffer(b) == 0)) {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	281 PyErr_Format(PyExc_TypeError,
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	282 "unsupported operand types(s) or combination of types: "
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	283 "'%.100s' and '%.100s'",
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	284 Py_TYPE(a)->tp_name, Py_TYPE(b)->tp_name);
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	285 return NULL;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	286 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	287
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	288 if (PyObject_GetBuffer(a, &view_a, PyBUF_SIMPLE) == -1) {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	289 return NULL;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	290 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	291 if (view_a.ndim > 1) {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	292 PyErr_SetString(PyExc_BufferError,
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	293 "Buffer must be single dimension");
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	294 PyBuffer_Release(&view_a);
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	295 return NULL;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	296 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	297
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	298 if (PyObject_GetBuffer(b, &view_b, PyBUF_SIMPLE) == -1) {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	299 PyBuffer_Release(&view_a);
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	300 return NULL;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	301 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	302 if (view_b.ndim > 1) {
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	303 PyErr_SetString(PyExc_BufferError,
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	304 "Buffer must be single dimension");
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	305 PyBuffer_Release(&view_a);
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	306 PyBuffer_Release(&view_b);
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	307 return NULL;
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	308 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	309
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	310 rc = _tscmp((const unsigned char*)view_a.buf,
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	311 (const unsigned char*)view_b.buf,
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	312 view_a.len,
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	313 view_b.len);
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	314
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	315 PyBuffer_Release(&view_a);
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	316 PyBuffer_Release(&view_b);
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	317 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	318
77703 9875deb347b8 Fix a refleak in c82451eeb595. Georg Brandl <georg@python.org> parents: 77702 diff changeset	319 return PyBool_FromLong(rc);
77702 c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	320 }
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	321
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	322 /* operator methods **********************************************************/
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	323
24796 de71e6fe64b0 Allow more docstrings to be removed during compilation in some modules Neal Norwitz <nnorwitz@gmail.com> parents: 24471 diff changeset	324 #define spam1(OP,DOC) {#OP, OP, METH_VARARGS, PyDoc_STR(DOC)},
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	325 #define spam2(OP,DOC) {#OP, op_##OP, METH_VARARGS, PyDoc_STR(DOC)},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 26818 diff changeset	326 #define spam1o(OP,DOC) {#OP, OP, METH_O, PyDoc_STR(DOC)},
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	327 #define spam2o(OP,DOC) {#OP, op_##OP, METH_O, PyDoc_STR(DOC)},
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	328
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	329 static struct PyMethodDef operator_methods[] = {
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	330
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 26818 diff changeset	331 spam1o(truth,
22785 aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in Guido van Rossum <guido@python.org> parents: 19111 diff changeset	332 "truth(a) -- Return True if a is true, False otherwise.")
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	333 spam2(contains,
8414 4064b6729537 Add an alias (and preferred name) "contains" for "sequenceIncludes". Guido van Rossum <guido@python.org> parents: 8406 diff changeset	334 "contains(a, b) -- Same as b in a (note reversed operands).")
4033 5592de9656de Made it palatable for K&R preprocessors. The spam macros don't have Guido van Rossum <guido@python.org> parents: 3976 diff changeset	335 spam1(indexOf,
8414 4064b6729537 Add an alias (and preferred name) "contains" for "sequenceIncludes". Guido van Rossum <guido@python.org> parents: 8406 diff changeset	336 "indexOf(a, b) -- Return the first index of b in a.")
4033 5592de9656de Made it palatable for K&R preprocessors. The spam macros don't have Guido van Rossum <guido@python.org> parents: 3976 diff changeset	337 spam1(countOf,
5592de9656de Made it palatable for K&R preprocessors. The spam macros don't have Guido van Rossum <guido@python.org> parents: 3976 diff changeset	338 "countOf(a, b) -- Return the number of times b occurs in a.")
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	339
27290 e83a42a90df1 SF patch #670423: Add missing identity tests to operator.c Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	340 spam1(is_, "is_(a, b) -- Same as a is b.")
e83a42a90df1 SF patch #670423: Add missing identity tests to operator.c Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	341 spam1(is_not, "is_not(a, b) -- Same as a is not b.")
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	342 spam2o(index, "index(a) -- Same as a.__index__()")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	343 spam2(add, "add(a, b) -- Same as a + b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	344 spam2(sub, "sub(a, b) -- Same as a - b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	345 spam2(mul, "mul(a, b) -- Same as a * b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	346 spam2(floordiv, "floordiv(a, b) -- Same as a // b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	347 spam2(truediv, "truediv(a, b) -- Same as a / b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	348 spam2(mod, "mod(a, b) -- Same as a % b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	349 spam2o(neg, "neg(a) -- Same as -a.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	350 spam2o(pos, "pos(a) -- Same as +a.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	351 spam2o(abs, "abs(a) -- Same as abs(a).")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	352 spam2o(inv, "inv(a) -- Same as ~a.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	353 spam2o(invert, "invert(a) -- Same as ~a.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	354 spam2(lshift, "lshift(a, b) -- Same as a << b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	355 spam2(rshift, "rshift(a, b) -- Same as a >> b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	356 spam2o(not_, "not_(a) -- Same as not a.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	357 spam2(and_, "and_(a, b) -- Same as a & b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	358 spam2(xor, "xor(a, b) -- Same as a ^ b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	359 spam2(or_, "or_(a, b) -- Same as a \| b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	360 spam2(iadd, "a = iadd(a, b) -- Same as a += b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	361 spam2(isub, "a = isub(a, b) -- Same as a -= b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	362 spam2(imul, "a = imul(a, b) -- Same as a *= b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	363 spam2(ifloordiv, "a = ifloordiv(a, b) -- Same as a //= b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	364 spam2(itruediv, "a = itruediv(a, b) -- Same as a /= b")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	365 spam2(imod, "a = imod(a, b) -- Same as a %= b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	366 spam2(ilshift, "a = ilshift(a, b) -- Same as a <<= b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	367 spam2(irshift, "a = irshift(a, b) -- Same as a >>= b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	368 spam2(iand, "a = iand(a, b) -- Same as a &= b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	369 spam2(ixor, "a = ixor(a, b) -- Same as a ^= b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	370 spam2(ior, "a = ior(a, b) -- Same as a \|= b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	371 spam2(concat,
8414 4064b6729537 Add an alias (and preferred name) "contains" for "sequenceIncludes". Guido van Rossum <guido@python.org> parents: 8406 diff changeset	372 "concat(a, b) -- Same as a + b, for a and b sequences.")
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	373 spam2(iconcat,
57210 a0951f11be3d Merged revisions 76235 via svnmerge from Benjamin Peterson <benjamin@python.org> parents: 51271 diff changeset	374 "a = iconcat(a, b) -- Same as a += b, for a and b sequences.")
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	375 spam2(getitem,
8414 4064b6729537 Add an alias (and preferred name) "contains" for "sequenceIncludes". Guido van Rossum <guido@python.org> parents: 8406 diff changeset	376 "getitem(a, b) -- Same as a[b].")
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	377 spam2(setitem,
8414 4064b6729537 Add an alias (and preferred name) "contains" for "sequenceIncludes". Guido van Rossum <guido@python.org> parents: 8406 diff changeset	378 "setitem(a, b, c) -- Same as a[b] = c.")
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	379 spam2(delitem,
8414 4064b6729537 Add an alias (and preferred name) "contains" for "sequenceIncludes". Guido van Rossum <guido@python.org> parents: 8406 diff changeset	380 "delitem(a, b) -- Same as del a[b].")
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	381 spam2(pow, "pow(a, b) -- Same as a ** b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	382 spam2(ipow, "a = ipow(a, b) -- Same as a **= b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	383 spam2(lt, "lt(a, b) -- Same as a<b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	384 spam2(le, "le(a, b) -- Same as a<=b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	385 spam2(eq, "eq(a, b) -- Same as a==b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	386 spam2(ne, "ne(a, b) -- Same as a!=b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	387 spam2(gt, "gt(a, b) -- Same as a>b.")
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	388 spam2(ge, "ge(a, b) -- Same as a>=b.")
4033 5592de9656de Made it palatable for K&R preprocessors. The spam macros don't have Guido van Rossum <guido@python.org> parents: 3976 diff changeset	389
77702 c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	390 {"_compare_digest", (PyCFunction)compare_digest, METH_VARARGS,
c82451eeb595 Issue #15061: Re-implemented hmac.compare_digest() in C Christian Heimes <christian@cheimes.de> parents: 72475 diff changeset	391 compare_digest__doc__},
79511 a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	392 {"length_hint", (PyCFunction)length_hint, METH_VARARGS,
a7ec0a1b0f7c Issue #16148: implemented PEP 424 Armin Ronacher <armin.ronacher@active-4.com> parents: 77761 diff changeset	393 length_hint__doc__},
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	394 {NULL, NULL} /* sentinel */
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	395
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	396 };
0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	397
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	398 /* itemgetter object **********************************************************/
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	399
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	400 typedef struct {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	401 PyObject_HEAD
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	402 Py_ssize_t nitems;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	403 PyObject *item;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	404 } itemgetterobject;
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	405
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	406 static PyTypeObject itemgetter_type;
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	407
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	408 static PyObject *
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	409 itemgetter_new(PyTypeObject type, PyObject args, PyObject *kwds)
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	410 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	411 itemgetterobject *ig;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	412 PyObject *item;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	413 Py_ssize_t nitems;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	414
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	415 if (!_PyArg_NoKeywords("itemgetter()", kwds))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	416 return NULL;
35449 1fdfd0130e28 Disallow keyword arguments for type constructors that don't use them. Georg Brandl <georg@python.org> parents: 34716 diff changeset	417
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	418 nitems = PyTuple_GET_SIZE(args);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	419 if (nitems <= 1) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	420 if (!PyArg_UnpackTuple(args, "itemgetter", 1, 1, &item))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	421 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	422 } else
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	423 item = args;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	424
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	425 /* create itemgetterobject structure */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	426 ig = PyObject_GC_New(itemgetterobject, &itemgetter_type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	427 if (ig == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	428 return NULL;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	429
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	430 Py_INCREF(item);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	431 ig->item = item;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	432 ig->nitems = nitems;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	433
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	434 PyObject_GC_Track(ig);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	435 return (PyObject *)ig;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	436 }
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	437
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	438 static void
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	439 itemgetter_dealloc(itemgetterobject *ig)
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	440 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	441 PyObject_GC_UnTrack(ig);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	442 Py_XDECREF(ig->item);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	443 PyObject_GC_Del(ig);
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	444 }
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	445
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	446 static int
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	447 itemgetter_traverse(itemgetterobject ig, visitproc visit, void arg)
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	448 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	449 Py_VISIT(ig->item);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	450 return 0;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	451 }
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	452
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	453 static PyObject *
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	454 itemgetter_call(itemgetterobject ig, PyObject args, PyObject *kw)
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	455 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	456 PyObject obj, result;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	457 Py_ssize_t i, nitems=ig->nitems;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	458
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	459 if (!PyArg_UnpackTuple(args, "itemgetter", 1, 1, &obj))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	460 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	461 if (nitems == 1)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	462 return PyObject_GetItem(obj, ig->item);
34716 ddc2276c247e operator.itemgetter() and operator.attrgetter() now support extraction Raymond Hettinger <python@rcn.com> parents: 31110 diff changeset	463
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	464 assert(PyTuple_Check(ig->item));
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	465 assert(PyTuple_GET_SIZE(ig->item) == nitems);
34716 ddc2276c247e operator.itemgetter() and operator.attrgetter() now support extraction Raymond Hettinger <python@rcn.com> parents: 31110 diff changeset	466
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	467 result = PyTuple_New(nitems);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	468 if (result == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	469 return NULL;
34716 ddc2276c247e operator.itemgetter() and operator.attrgetter() now support extraction Raymond Hettinger <python@rcn.com> parents: 31110 diff changeset	470
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	471 for (i=0 ; i < nitems ; i++) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	472 PyObject item, val;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	473 item = PyTuple_GET_ITEM(ig->item, i);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	474 val = PyObject_GetItem(obj, item);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	475 if (val == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	476 Py_DECREF(result);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	477 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	478 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	479 PyTuple_SET_ITEM(result, i, val);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	480 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	481 return result;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	482 }
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	483
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	484 PyDoc_STRVAR(itemgetter_doc,
34716 ddc2276c247e operator.itemgetter() and operator.attrgetter() now support extraction Raymond Hettinger <python@rcn.com> parents: 31110 diff changeset	485 "itemgetter(item, ...) --> itemgetter object\n\
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	486 \n\
34716 ddc2276c247e operator.itemgetter() and operator.attrgetter() now support extraction Raymond Hettinger <python@rcn.com> parents: 31110 diff changeset	487 Return a callable object that fetches the given item(s) from its operand.\n\
83682 6f2412f12bfd #16523: improve attrgetter/itemgetter/methodcaller documentation. Ezio Melotti <ezio.melotti@gmail.com> parents: 77761 diff changeset	488 After f = itemgetter(2), the call f(r) returns r[2].\n\
6f2412f12bfd #16523: improve attrgetter/itemgetter/methodcaller documentation. Ezio Melotti <ezio.melotti@gmail.com> parents: 77761 diff changeset	489 After g = itemgetter(2, 5, 3), the call g(r) returns (r[2], r[5], r[3])");
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	490
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	491 static PyTypeObject itemgetter_type = {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	492 PyVarObject_HEAD_INIT(NULL, 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	493 "operator.itemgetter", /* tp_name */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	494 sizeof(itemgetterobject), /* tp_basicsize */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	495 0, /* tp_itemsize */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	496 /* methods */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	497 (destructor)itemgetter_dealloc, /* tp_dealloc */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	498 0, /* tp_print */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	499 0, /* tp_getattr */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	500 0, /* tp_setattr */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	501 0, /* tp_reserved */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	502 0, /* tp_repr */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	503 0, /* tp_as_number */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	504 0, /* tp_as_sequence */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	505 0, /* tp_as_mapping */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	506 0, /* tp_hash */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	507 (ternaryfunc)itemgetter_call, /* tp_call */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	508 0, /* tp_str */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	509 PyObject_GenericGetAttr, /* tp_getattro */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	510 0, /* tp_setattro */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	511 0, /* tp_as_buffer */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	512 Py_TPFLAGS_DEFAULT \| Py_TPFLAGS_HAVE_GC, /* tp_flags */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	513 itemgetter_doc, /* tp_doc */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	514 (traverseproc)itemgetter_traverse, /* tp_traverse */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	515 0, /* tp_clear */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	516 0, /* tp_richcompare */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	517 0, /* tp_weaklistoffset */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	518 0, /* tp_iter */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	519 0, /* tp_iternext */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	520 0, /* tp_methods */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	521 0, /* tp_members */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	522 0, /* tp_getset */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	523 0, /* tp_base */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	524 0, /* tp_dict */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	525 0, /* tp_descr_get */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	526 0, /* tp_descr_set */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	527 0, /* tp_dictoffset */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	528 0, /* tp_init */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	529 0, /* tp_alloc */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	530 itemgetter_new, /* tp_new */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	531 0, /* tp_free */
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	532 };
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	533
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	534
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	535 /* attrgetter object **********************************************************/
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	536
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	537 typedef struct {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	538 PyObject_HEAD
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	539 Py_ssize_t nattrs;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	540 PyObject *attr;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	541 } attrgetterobject;
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	542
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	543 static PyTypeObject attrgetter_type;
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	544
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	545 static PyObject *
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	546 attrgetter_new(PyTypeObject type, PyObject args, PyObject *kwds)
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	547 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	548 attrgetterobject *ag;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	549 PyObject *attr;
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	550 Py_ssize_t nattrs, idx, char_idx;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	551
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	552 if (!_PyArg_NoKeywords("attrgetter()", kwds))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	553 return NULL;
35449 1fdfd0130e28 Disallow keyword arguments for type constructors that don't use them. Georg Brandl <georg@python.org> parents: 34716 diff changeset	554
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	555 nattrs = PyTuple_GET_SIZE(args);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	556 if (nattrs <= 1) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	557 if (!PyArg_UnpackTuple(args, "attrgetter", 1, 1, &attr))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	558 return NULL;
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	559 }
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	560
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	561 attr = PyTuple_New(nattrs);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	562 if (attr == NULL)
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	563 return NULL;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	564
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	565 /* prepare attr while checking args */
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	566 for (idx = 0; idx < nattrs; ++idx) {
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	567 PyObject *item = PyTuple_GET_ITEM(args, idx);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	568 Py_ssize_t item_len;
72475 8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	569 void *data;
8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	570 unsigned int kind;
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	571 int dot_count;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	572
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	573 if (!PyUnicode_Check(item)) {
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	574 PyErr_SetString(PyExc_TypeError,
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	575 "attribute name must be a string");
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	576 Py_DECREF(attr);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	577 return NULL;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	578 }
72475 8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	579 if (PyUnicode_READY(item)) {
8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	580 Py_DECREF(attr);
8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	581 return NULL;
8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	582 }
8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	583 item_len = PyUnicode_GET_LENGTH(item);
8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	584 kind = PyUnicode_KIND(item);
8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	585 data = PyUnicode_DATA(item);
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	586
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	587 /* check whethere the string is dotted */
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	588 dot_count = 0;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	589 for (char_idx = 0; char_idx < item_len; ++char_idx) {
72475 8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	590 if (PyUnicode_READ(kind, data, char_idx) == '.')
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	591 ++dot_count;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	592 }
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	593
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	594 if (dot_count == 0) {
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	595 Py_INCREF(item);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	596 PyUnicode_InternInPlace(&item);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	597 PyTuple_SET_ITEM(attr, idx, item);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	598 } else { /* make it a tuple of non-dotted attrnames */
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	599 PyObject *attr_chain = PyTuple_New(dot_count + 1);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	600 PyObject *attr_chain_item;
65842 eaa50725122b No declarations in the middle of a block (fixes compile under Windows) Antoine Pitrou <solipsis@pitrou.net> parents: 65818 diff changeset	601 Py_ssize_t unibuff_from = 0;
eaa50725122b No declarations in the middle of a block (fixes compile under Windows) Antoine Pitrou <solipsis@pitrou.net> parents: 65818 diff changeset	602 Py_ssize_t unibuff_till = 0;
eaa50725122b No declarations in the middle of a block (fixes compile under Windows) Antoine Pitrou <solipsis@pitrou.net> parents: 65818 diff changeset	603 Py_ssize_t attr_chain_idx = 0;
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	604
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	605 if (attr_chain == NULL) {
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	606 Py_DECREF(attr);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	607 return NULL;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	608 }
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	609
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	610 for (; dot_count > 0; --dot_count) {
72475 8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	611 while (PyUnicode_READ(kind, data, unibuff_till) != '.') {
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	612 ++unibuff_till;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	613 }
72475 8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	614 attr_chain_item = PyUnicode_Substring(item,
8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	615 unibuff_from,
8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	616 unibuff_till);
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	617 if (attr_chain_item == NULL) {
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	618 Py_DECREF(attr_chain);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	619 Py_DECREF(attr);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	620 return NULL;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	621 }
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	622 PyUnicode_InternInPlace(&attr_chain_item);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	623 PyTuple_SET_ITEM(attr_chain, attr_chain_idx, attr_chain_item);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	624 ++attr_chain_idx;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	625 unibuff_till = unibuff_from = unibuff_till + 1;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	626 }
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	627
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	628 /* now add the last dotless name */
72475 8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	629 attr_chain_item = PyUnicode_Substring(item,
8beaa9a37387 Implement PEP 393. Martin v. Löwis <martin@v.loewis.de> parents: 65842 diff changeset	630 unibuff_from, item_len);
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	631 if (attr_chain_item == NULL) {
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	632 Py_DECREF(attr_chain);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	633 Py_DECREF(attr);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	634 return NULL;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	635 }
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	636 PyUnicode_InternInPlace(&attr_chain_item);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	637 PyTuple_SET_ITEM(attr_chain, attr_chain_idx, attr_chain_item);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	638
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	639 PyTuple_SET_ITEM(attr, idx, attr_chain);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	640 }
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	641 }
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	642
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	643 /* create attrgetterobject structure */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	644 ag = PyObject_GC_New(attrgetterobject, &attrgetter_type);
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	645 if (ag == NULL) {
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	646 Py_DECREF(attr);
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	647 return NULL;
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	648 }
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	649
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	650 ag->attr = attr;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	651 ag->nattrs = nattrs;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	652
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	653 PyObject_GC_Track(ag);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	654 return (PyObject *)ag;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	655 }
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	656
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	657 static void
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	658 attrgetter_dealloc(attrgetterobject *ag)
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	659 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	660 PyObject_GC_UnTrack(ag);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	661 Py_XDECREF(ag->attr);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	662 PyObject_GC_Del(ag);
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	663 }
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	664
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	665 static int
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	666 attrgetter_traverse(attrgetterobject ag, visitproc visit, void arg)
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	667 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	668 Py_VISIT(ag->attr);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	669 return 0;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	670 }
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	671
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	672 static PyObject *
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	673 dotted_getattr(PyObject obj, PyObject attr)
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	674 {
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	675 PyObject *newobj;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	676
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	677 /* attr is either a tuple or instance of str.
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	678 Ensured by the setup code of attrgetter_new */
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	679 if (PyTuple_CheckExact(attr)) { /* chained getattr */
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	680 Py_ssize_t name_idx = 0, name_count;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	681 PyObject *attr_name;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	682
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	683 name_count = PyTuple_GET_SIZE(attr);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	684 Py_INCREF(obj);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	685 for (name_idx = 0; name_idx < name_count; ++name_idx) {
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	686 attr_name = PyTuple_GET_ITEM(attr, name_idx);
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	687 newobj = PyObject_GetAttr(obj, attr_name);
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	688 Py_DECREF(obj);
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	689 if (newobj == NULL) {
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	690 return NULL;
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	691 }
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	692 /* here */
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	693 obj = newobj;
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	694 }
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	695 } else { /* single getattr */
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	696 newobj = PyObject_GetAttr(obj, attr);
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	697 if (newobj == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	698 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	699 obj = newobj;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	700 }
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	701
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	702 return obj;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	703 }
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	704
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	705 static PyObject *
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	706 attrgetter_call(attrgetterobject ag, PyObject args, PyObject *kw)
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	707 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	708 PyObject obj, result;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	709 Py_ssize_t i, nattrs=ag->nattrs;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	710
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	711 if (!PyArg_UnpackTuple(args, "attrgetter", 1, 1, &obj))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	712 return NULL;
65818 4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	713 if (ag->nattrs == 1) /* ag->attr is always a tuple */
4127ab1f6338 Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou. Antoine Pitrou <solipsis@pitrou.net> parents: 61466 diff changeset	714 return dotted_getattr(obj, PyTuple_GET_ITEM(ag->attr, 0));
34716 ddc2276c247e operator.itemgetter() and operator.attrgetter() now support extraction Raymond Hettinger <python@rcn.com> parents: 31110 diff changeset	715
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	716 assert(PyTuple_Check(ag->attr));
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	717 assert(PyTuple_GET_SIZE(ag->attr) == nattrs);
34716 ddc2276c247e operator.itemgetter() and operator.attrgetter() now support extraction Raymond Hettinger <python@rcn.com> parents: 31110 diff changeset	718
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	719 result = PyTuple_New(nattrs);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	720 if (result == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	721 return NULL;
34716 ddc2276c247e operator.itemgetter() and operator.attrgetter() now support extraction Raymond Hettinger <python@rcn.com> parents: 31110 diff changeset	722
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	723 for (i=0 ; i < nattrs ; i++) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	724 PyObject attr, val;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	725 attr = PyTuple_GET_ITEM(ag->attr, i);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	726 val = dotted_getattr(obj, attr);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	727 if (val == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	728 Py_DECREF(result);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	729 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	730 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	731 PyTuple_SET_ITEM(result, i, val);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	732 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	733 return result;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	734 }
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	735
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	736 PyDoc_STRVAR(attrgetter_doc,
34716 ddc2276c247e operator.itemgetter() and operator.attrgetter() now support extraction Raymond Hettinger <python@rcn.com> parents: 31110 diff changeset	737 "attrgetter(attr, ...) --> attrgetter object\n\
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	738 \n\
34716 ddc2276c247e operator.itemgetter() and operator.attrgetter() now support extraction Raymond Hettinger <python@rcn.com> parents: 31110 diff changeset	739 Return a callable object that fetches the given attribute(s) from its operand.\n\
83682 6f2412f12bfd #16523: improve attrgetter/itemgetter/methodcaller documentation. Ezio Melotti <ezio.melotti@gmail.com> parents: 77761 diff changeset	740 After f = attrgetter('name'), the call f(r) returns r.name.\n\
6f2412f12bfd #16523: improve attrgetter/itemgetter/methodcaller documentation. Ezio Melotti <ezio.melotti@gmail.com> parents: 77761 diff changeset	741 After g = attrgetter('name', 'date'), the call g(r) returns (r.name, r.date).\n\
6f2412f12bfd #16523: improve attrgetter/itemgetter/methodcaller documentation. Ezio Melotti <ezio.melotti@gmail.com> parents: 77761 diff changeset	742 After h = attrgetter('name.first', 'name.last'), the call h(r) returns\n\
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	743 (r.name.first, r.name.last).");
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	744
456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	745 static PyTypeObject attrgetter_type = {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	746 PyVarObject_HEAD_INIT(NULL, 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	747 "operator.attrgetter", /* tp_name */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	748 sizeof(attrgetterobject), /* tp_basicsize */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	749 0, /* tp_itemsize */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	750 /* methods */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	751 (destructor)attrgetter_dealloc, /* tp_dealloc */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	752 0, /* tp_print */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	753 0, /* tp_getattr */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	754 0, /* tp_setattr */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	755 0, /* tp_reserved */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	756 0, /* tp_repr */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	757 0, /* tp_as_number */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	758 0, /* tp_as_sequence */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	759 0, /* tp_as_mapping */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	760 0, /* tp_hash */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	761 (ternaryfunc)attrgetter_call, /* tp_call */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	762 0, /* tp_str */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	763 PyObject_GenericGetAttr, /* tp_getattro */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	764 0, /* tp_setattro */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	765 0, /* tp_as_buffer */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	766 Py_TPFLAGS_DEFAULT \| Py_TPFLAGS_HAVE_GC, /* tp_flags */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	767 attrgetter_doc, /* tp_doc */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	768 (traverseproc)attrgetter_traverse, /* tp_traverse */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	769 0, /* tp_clear */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	770 0, /* tp_richcompare */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	771 0, /* tp_weaklistoffset */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	772 0, /* tp_iter */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	773 0, /* tp_iternext */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	774 0, /* tp_methods */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	775 0, /* tp_members */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	776 0, /* tp_getset */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	777 0, /* tp_base */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	778 0, /* tp_dict */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	779 0, /* tp_descr_get */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	780 0, /* tp_descr_set */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	781 0, /* tp_dictoffset */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	782 0, /* tp_init */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	783 0, /* tp_alloc */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	784 attrgetter_new, /* tp_new */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	785 0, /* tp_free */
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	786 };
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	787
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	788
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	789 /* methodcaller object **********************************************************/
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	790
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	791 typedef struct {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	792 PyObject_HEAD
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	793 PyObject *name;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	794 PyObject *args;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	795 PyObject *kwds;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	796 } methodcallerobject;
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	797
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	798 static PyTypeObject methodcaller_type;
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	799
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	800 static PyObject *
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	801 methodcaller_new(PyTypeObject type, PyObject args, PyObject *kwds)
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	802 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	803 methodcallerobject *mc;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	804 PyObject name, newargs;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	805
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	806 if (PyTuple_GET_SIZE(args) < 1) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	807 PyErr_SetString(PyExc_TypeError, "methodcaller needs at least "
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	808 "one argument, the method name");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	809 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	810 }
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	811
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	812 /* create methodcallerobject structure */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	813 mc = PyObject_GC_New(methodcallerobject, &methodcaller_type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	814 if (mc == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	815 return NULL;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	816
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	817 newargs = PyTuple_GetSlice(args, 1, PyTuple_GET_SIZE(args));
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	818 if (newargs == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	819 Py_DECREF(mc);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	820 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	821 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	822 mc->args = newargs;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	823
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	824 name = PyTuple_GET_ITEM(args, 0);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	825 Py_INCREF(name);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	826 mc->name = name;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	827
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	828 Py_XINCREF(kwds);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	829 mc->kwds = kwds;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	830
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	831 PyObject_GC_Track(mc);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	832 return (PyObject *)mc;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	833 }
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	834
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	835 static void
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	836 methodcaller_dealloc(methodcallerobject *mc)
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	837 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	838 PyObject_GC_UnTrack(mc);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	839 Py_XDECREF(mc->name);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	840 Py_XDECREF(mc->args);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	841 Py_XDECREF(mc->kwds);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	842 PyObject_GC_Del(mc);
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	843 }
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	844
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	845 static int
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	846 methodcaller_traverse(methodcallerobject mc, visitproc visit, void arg)
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	847 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	848 Py_VISIT(mc->args);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	849 Py_VISIT(mc->kwds);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	850 return 0;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	851 }
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	852
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	853 static PyObject *
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	854 methodcaller_call(methodcallerobject mc, PyObject args, PyObject *kw)
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	855 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	856 PyObject method, obj, *result;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	857
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	858 if (!PyArg_UnpackTuple(args, "methodcaller", 1, 1, &obj))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	859 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	860 method = PyObject_GetAttr(obj, mc->name);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	861 if (method == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	862 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	863 result = PyObject_Call(method, mc->args, mc->kwds);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	864 Py_DECREF(method);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	865 return result;
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	866 }
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	867
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	868 PyDoc_STRVAR(methodcaller_doc,
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	869 "methodcaller(name, ...) --> methodcaller object\n\
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	870 \n\
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	871 Return a callable object that calls the given method on its operand.\n\
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	872 After f = methodcaller('name'), the call f(r) returns r.name().\n\
97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	873 After g = methodcaller('name', 'date', foo=1), the call g(r) returns\n\
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	874 r.name('date', foo=1).");
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	875
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	876 static PyTypeObject methodcaller_type = {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	877 PyVarObject_HEAD_INIT(NULL, 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	878 "operator.methodcaller", /* tp_name */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	879 sizeof(methodcallerobject), /* tp_basicsize */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	880 0, /* tp_itemsize */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	881 /* methods */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	882 (destructor)methodcaller_dealloc, /* tp_dealloc */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	883 0, /* tp_print */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	884 0, /* tp_getattr */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	885 0, /* tp_setattr */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	886 0, /* tp_reserved */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	887 0, /* tp_repr */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	888 0, /* tp_as_number */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	889 0, /* tp_as_sequence */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	890 0, /* tp_as_mapping */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	891 0, /* tp_hash */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	892 (ternaryfunc)methodcaller_call, /* tp_call */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	893 0, /* tp_str */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	894 PyObject_GenericGetAttr, /* tp_getattro */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	895 0, /* tp_setattro */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	896 0, /* tp_as_buffer */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	897 Py_TPFLAGS_DEFAULT \| Py_TPFLAGS_HAVE_GC,/* tp_flags */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	898 methodcaller_doc, /* tp_doc */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	899 (traverseproc)methodcaller_traverse, /* tp_traverse */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	900 0, /* tp_clear */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	901 0, /* tp_richcompare */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	902 0, /* tp_weaklistoffset */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	903 0, /* tp_iter */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	904 0, /* tp_iternext */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	905 0, /* tp_methods */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	906 0, /* tp_members */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	907 0, /* tp_getset */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	908 0, /* tp_base */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	909 0, /* tp_dict */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	910 0, /* tp_descr_get */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	911 0, /* tp_descr_set */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	912 0, /* tp_dictoffset */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	913 0, /* tp_init */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	914 0, /* tp_alloc */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	915 methodcaller_new, /* tp_new */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	916 0, /* tp_free */
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	917 };
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	918
48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	919
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	920 /* Initialization function for the module (must be called PyInit__operator) */
47580 94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API. Martin v. Löwis <martin@v.loewis.de> parents: 45795 diff changeset	921
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API. Martin v. Löwis <martin@v.loewis.de> parents: 45795 diff changeset	922
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API. Martin v. Löwis <martin@v.loewis.de> parents: 45795 diff changeset	923 static struct PyModuleDef operatormodule = {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	924 PyModuleDef_HEAD_INIT,
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	925 "_operator",
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	926 operator_doc,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	927 -1,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	928 operator_methods,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	929 NULL,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	930 NULL,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	931 NULL,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	932 NULL
47580 94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API. Martin v. Löwis <martin@v.loewis.de> parents: 45795 diff changeset	933 };
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	934
24471 f66b3a3509c7 Excise DL_EXPORT/DL_IMPORT from Modules/. Required adding a prototype Mark Hammond <mhammond@skippinet.com.au>* parents: 23832 diff changeset	935 PyMODINIT_FUNC
83465 97834382c6cc Issue #16694: Add a pure Python implementation of the operator module. Antoine Pitrou <solipsis@pitrou.net> parents: 79511 diff changeset	936 PyInit__operator(void)
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	937 {
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	938 PyObject *m;
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	939
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	940 /* Create the module and add the functions */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	941 m = PyModule_Create(&operatormodule);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	942 if (m == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	943 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	944
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	945 if (PyType_Ready(&itemgetter_type) < 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	946 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	947 Py_INCREF(&itemgetter_type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	948 PyModule_AddObject(m, "itemgetter", (PyObject *)&itemgetter_type);
31052 456e274f8602 As discussed on python-dev, added two extractor functions to the Raymond Hettinger <python@rcn.com> parents: 27290 diff changeset	949
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	950 if (PyType_Ready(&attrgetter_type) < 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	951 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	952 Py_INCREF(&attrgetter_type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	953 PyModule_AddObject(m, "attrgetter", (PyObject *)&attrgetter_type);
45495 48488fa50729 Merged revisions 61003-61033 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44099 diff changeset	954
61466 cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	955 if (PyType_Ready(&methodcaller_type) < 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	956 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	957 Py_INCREF(&methodcaller_type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	958 PyModule_AddObject(m, "methodcaller", (PyObject *)&methodcaller_type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 57210 diff changeset	959 return m;
3844 0d54a14ef0b8 Operators like __add__ Guido van Rossum <guido@python.org> parents: diff changeset	960 }

Mercurial > cpython-lru_cache-weakref

annotate Modules/_operator.c @ 84417:de44cd866bb0