Mercurial > cpython-lru_cache-weakref

annotate Objects/complexobject.c @ 58689:514b56efd89a 3.1

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merged revisions 77962 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ................ r77962 | r.david.murray | 2010-02-04 11:41:57 -0500 (Thu, 04 Feb 2010) | 17 lines Merged revisions 77943,77959-77960 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r77943 | r.david.murray | 2010-02-03 08:36:23 -0500 (Wed, 03 Feb 2010) | 2 lines Explicitly mention the default value for formatdate's usegmt parameter. ........ r77959 | nick.coghlan | 2010-02-04 07:43:58 -0500 (Thu, 04 Feb 2010) | 1 line Issue 6760: Clarify args handling for subprocess.Popen. Patch by Chris Rebert ........ r77960 | r.david.murray | 2010-02-04 11:33:31 -0500 (Thu, 04 Feb 2010) | 2 lines Add Chris Rebert to ACKS for issue 6760 Popen doc improvements. ........ ................
author R. David Murray <rdmurray@bitdance.com>
date Thu, 04 Feb 2010 16:44:31 +0000
parents 670fa0c0ff9a
children f197407bdba2 0f9e8d3ecac3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
5559
1eced1aaad5a Got rid of c_error in favor of errno (and EDOM/ERANGE).
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
1
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
2 /* Complex object implementation */
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
3
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
4 /* Borrows heavily from floatobject.c */
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
5
5559
1eced1aaad5a Got rid of c_error in favor of errno (and EDOM/ERANGE).
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
6 /* Submitted by Jim Hugunin */
1eced1aaad5a Got rid of c_error in favor of errno (and EDOM/ERANGE).
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
7
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
8 #include "Python.h"
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
9 #include "structmember.h"
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
10
46161
848160d10780 Merged revisions 61981,61984-61987,61992-61993,61997-62000 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45371
diff changeset
11 #ifdef HAVE_IEEEFP_H
848160d10780 Merged revisions 61981,61984-61987,61992-61993,61997-62000 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45371
diff changeset
12 #include <ieeefp.h>
848160d10780 Merged revisions 61981,61984-61987,61992-61993,61997-62000 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45371
diff changeset
13 #endif
848160d10780 Merged revisions 61981,61984-61987,61992-61993,61997-62000 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45371
diff changeset
14
23820
130fff486fa6 Rearrange the #ifndef WITHOUT_COMPLEX so it can be picked up from
Guido van Rossum <guido@python.org>
parents: 23703
diff changeset
15 #ifndef WITHOUT_COMPLEX
130fff486fa6 Rearrange the #ifndef WITHOUT_COMPLEX so it can be picked up from
Guido van Rossum <guido@python.org>
parents: 23703
diff changeset
16
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
17 /* elementary operations on complex numbers */
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
18
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
19 static Py_complex c_1 = {1., 0.};
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
20
17066
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
21 Py_complex
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
22 c_sum(Py_complex a, Py_complex b)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
23 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
24 Py_complex r;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
25 r.real = a.real + b.real;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
26 r.imag = a.imag + b.imag;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
27 return r;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
28 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
29
17066
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
30 Py_complex
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
31 c_diff(Py_complex a, Py_complex b)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
32 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
33 Py_complex r;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
34 r.real = a.real - b.real;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
35 r.imag = a.imag - b.imag;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
36 return r;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
37 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
38
17066
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
39 Py_complex
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
40 c_neg(Py_complex a)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
41 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
42 Py_complex r;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
43 r.real = -a.real;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
44 r.imag = -a.imag;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
45 return r;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
46 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
47
17066
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
48 Py_complex
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
49 c_prod(Py_complex a, Py_complex b)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
50 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
51 Py_complex r;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
52 r.real = a.real*b.real - a.imag*b.imag;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
53 r.imag = a.real*b.imag + a.imag*b.real;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
54 return r;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
55 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
56
17066
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
57 Py_complex
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
58 c_quot(Py_complex a, Py_complex b)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
59 {
17066
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
60 /******************************************************************
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
61 This was the original algorithm. It's grossly prone to spurious
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
62 overflow and underflow errors. It also merrily divides by 0 despite
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
63 checking for that(!). The code still serves a doc purpose here, as
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
64 the algorithm following is a simple by-cases transformation of this
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
65 one:
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
66
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
67 Py_complex r;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
68 double d = b.real*b.real + b.imag*b.imag;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
69 if (d == 0.)
5559
1eced1aaad5a Got rid of c_error in favor of errno (and EDOM/ERANGE).
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
70 errno = EDOM;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
71 r.real = (a.real*b.real + a.imag*b.imag)/d;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
72 r.imag = (a.imag*b.real - a.real*b.imag)/d;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
73 return r;
17066
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
74 ******************************************************************/
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
75
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
76 /* This algorithm is better, and is pretty obvious: first divide the
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
77 * numerators and denominator by whichever of {b.real, b.imag} has
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
78 * larger magnitude. The earliest reference I found was to CACM
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
79 * Algorithm 116 (Complex Division, Robert L. Smith, Stanford
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
80 * University). As usual, though, we're still ignoring all IEEE
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
81 * endcases.
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
82 */
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
83 Py_complex r; /* the result */
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
84 const double abs_breal = b.real < 0 ? -b.real : b.real;
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
85 const double abs_bimag = b.imag < 0 ? -b.imag : b.imag;
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
86
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
87 if (abs_breal >= abs_bimag) {
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
88 /* divide tops and bottom by b.real */
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
89 if (abs_breal == 0.0) {
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
90 errno = EDOM;
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
91 r.real = r.imag = 0.0;
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
92 }
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
93 else {
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
94 const double ratio = b.imag / b.real;
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
95 const double denom = b.real + b.imag * ratio;
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
96 r.real = (a.real + a.imag * ratio) / denom;
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
97 r.imag = (a.imag - a.real * ratio) / denom;
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
98 }
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
99 }
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
100 else {
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
101 /* divide tops and bottom by b.imag */
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
102 const double ratio = b.real / b.imag;
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
103 const double denom = b.real * ratio + b.imag;
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
104 assert(b.imag != 0.0);
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
105 r.real = (a.real * ratio + a.imag) / denom;
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
106 r.imag = (a.imag * ratio - a.real) / denom;
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
107 }
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
108 return r;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
109 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
110
17066
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
111 Py_complex
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
112 c_pow(Py_complex a, Py_complex b)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
113 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
114 Py_complex r;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
115 double vabs,len,at,phase;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
116 if (b.real == 0. && b.imag == 0.) {
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
117 r.real = 1.;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
118 r.imag = 0.;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
119 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
120 else if (a.real == 0. && a.imag == 0.) {
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
121 if (b.imag != 0. || b.real < 0.)
22540
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
122 errno = EDOM;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
123 r.real = 0.;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
124 r.imag = 0.;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
125 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
126 else {
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
127 vabs = hypot(a.real,a.imag);
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
128 len = pow(vabs,b.real);
19758
64bcef1702ad Revert parts of patch #453627, documenting the resulting test failures
Martin v. Löwis <martin@v.loewis.de>
parents: 19730
diff changeset
129 at = atan2(a.imag, a.real);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
130 phase = at*b.real;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
131 if (b.imag != 0.0) {
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
132 len /= exp(at*b.imag);
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
133 phase += b.imag*log(vabs);
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
134 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
135 r.real = len*cos(phase);
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
136 r.imag = len*sin(phase);
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
137 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
138 return r;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
139 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
140
17066
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
141 static Py_complex
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
142 c_powu(Py_complex x, long n)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
143 {
4025
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
144 Py_complex r, p;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
145 long mask = 1;
4025
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
146 r = c_1;
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
147 p = x;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
148 while (mask > 0 && n >= mask) {
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
149 if (n & mask)
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
150 r = c_prod(r,p);
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
151 mask <<= 1;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
152 p = c_prod(p,p);
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
153 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
154 return r;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
155 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
156
17066
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
157 static Py_complex
2c1be7924b04 SF bug [ #409448 ] Complex division is braindead
Tim Peters <tim.peters@gmail.com>
parents: 17029
diff changeset
158 c_powi(Py_complex x, long n)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
159 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
160 Py_complex cn;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
161
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
162 if (n > 100 || n < -100) {
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
163 cn.real = (double) n;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
164 cn.imag = 0.;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
165 return c_pow(x,cn);
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
166 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
167 else if (n > 0)
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
168 return c_powu(x,n);
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
169 else
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
170 return c_quot(c_1,c_powu(x,-n));
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
171
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
172 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
173
46477
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
174 double
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
175 c_abs(Py_complex z)
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
176 {
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
177 /* sets errno = ERANGE on overflow; otherwise errno = 0 */
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
178 double result;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
179
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
180 if (!Py_IS_FINITE(z.real) || !Py_IS_FINITE(z.imag)) {
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
181 /* C99 rules: if either the real or the imaginary part is an
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
182 infinity, return infinity, even if the other part is a
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
183 NaN. */
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
184 if (Py_IS_INFINITY(z.real)) {
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
185 result = fabs(z.real);
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
186 errno = 0;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
187 return result;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
188 }
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
189 if (Py_IS_INFINITY(z.imag)) {
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
190 result = fabs(z.imag);
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
191 errno = 0;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
192 return result;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
193 }
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
194 /* either the real or imaginary part is a NaN,
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
195 and neither is infinite. Result should be NaN. */
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
196 return Py_NAN;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
197 }
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
198 result = hypot(z.real, z.imag);
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
199 if (!Py_IS_FINITE(result))
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
200 errno = ERANGE;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
201 else
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
202 errno = 0;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
203 return result;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
204 }
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
205
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
206 static PyObject *
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
207 complex_subtype_from_c_complex(PyTypeObject *type, Py_complex cval)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
208 {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
209 PyObject *op;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
210
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
211 op = type->tp_alloc(type, 0);
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
212 if (op != NULL)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
213 ((PyComplexObject *)op)->cval = cval;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
214 return op;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
215 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
216
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
217 PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
218 PyComplex_FromCComplex(Py_complex cval)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
219 {
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
220 register PyComplexObject *op;
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
221
24898
a869d2de536f Call me anal, but there was a particular phrase that was speading to
Guido van Rossum <guido@python.org>
parents: 23832
diff changeset
222 /* Inline PyObject_New */
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
223 op = (PyComplexObject *) PyObject_MALLOC(sizeof(PyComplexObject));
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
224 if (op == NULL)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
225 return PyErr_NoMemory();
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
226 PyObject_INIT(op, &PyComplex_Type);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
227 op->cval = cval;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
228 return (PyObject *) op;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
229 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
230
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
231 static PyObject *
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
232 complex_subtype_from_doubles(PyTypeObject *type, double real, double imag)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
233 {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
234 Py_complex c;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
235 c.real = real;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
236 c.imag = imag;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
237 return complex_subtype_from_c_complex(type, c);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
238 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
239
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
240 PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
241 PyComplex_FromDoubles(double real, double imag)
4025
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
242 {
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
243 Py_complex c;
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
244 c.real = real;
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
245 c.imag = imag;
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
246 return PyComplex_FromCComplex(c);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
247 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
248
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
249 double
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
250 PyComplex_RealAsDouble(PyObject *op)
4025
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
251 {
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
252 if (PyComplex_Check(op)) {
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
253 return ((PyComplexObject *)op)->cval.real;
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
254 }
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
255 else {
4025
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
256 return PyFloat_AsDouble(op);
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
257 }
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
258 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
259
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
260 double
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
261 PyComplex_ImagAsDouble(PyObject *op)
4025
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
262 {
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
263 if (PyComplex_Check(op)) {
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
264 return ((PyComplexObject *)op)->cval.imag;
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
265 }
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
266 else {
4025
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
267 return 0.0;
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
268 }
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
269 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
270
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
271 Py_complex
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
272 PyComplex_AsCComplex(PyObject *op)
4025
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
273 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
274 Py_complex cv;
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
275 PyObject *newop = NULL;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
276 static PyObject *complex_str = NULL;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
277
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
278 assert(op);
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
279 /* If op is already of type PyComplex_Type, return its value */
3328
4c655115dfce Added PyComplex_AsCComplex
Guido van Rossum <guido@python.org>
parents: 3316
diff changeset
280 if (PyComplex_Check(op)) {
4c655115dfce Added PyComplex_AsCComplex
Guido van Rossum <guido@python.org>
parents: 3316
diff changeset
281 return ((PyComplexObject *)op)->cval;
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
282 }
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
283 /* If not, use op's __complex__ method, if it exists */
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
284
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
285 /* return -1 on failure */
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
286 cv.real = -1.;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
287 cv.imag = 0.;
45029
ef2d3bf8383d Merged revisions 60379-60382 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44767
diff changeset
288
ef2d3bf8383d Merged revisions 60379-60382 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44767
diff changeset
289 if (complex_str == NULL) {
ef2d3bf8383d Merged revisions 60379-60382 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44767
diff changeset
290 if (!(complex_str = PyUnicode_FromString("__complex__")))
ef2d3bf8383d Merged revisions 60379-60382 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44767
diff changeset
291 return cv;
ef2d3bf8383d Merged revisions 60379-60382 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44767
diff changeset
292 }
ef2d3bf8383d Merged revisions 60379-60382 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44767
diff changeset
293
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
294 {
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
295 PyObject *complexfunc;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
296 complexfunc = _PyType_Lookup(op->ob_type, complex_str);
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
297 /* complexfunc is a borrowed reference */
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
298 if (complexfunc) {
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
299 newop = PyObject_CallFunctionObjArgs(complexfunc, op, NULL);
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
300 if (!newop)
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
301 return cv;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
302 }
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
303 }
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
304
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
305 if (newop) {
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
306 if (!PyComplex_Check(newop)) {
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
307 PyErr_SetString(PyExc_TypeError,
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
308 "__complex__ should return a complex object");
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
309 Py_DECREF(newop);
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
310 return cv;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
311 }
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
312 cv = ((PyComplexObject *)newop)->cval;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
313 Py_DECREF(newop);
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
314 return cv;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
315 }
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
316 /* If neither of the above works, interpret op as a float giving the
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
317 real part of the result, and fill in the imaginary part as 0. */
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
318 else {
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
319 /* PyFloat_AsDouble will return -1 on failure */
3328
4c655115dfce Added PyComplex_AsCComplex
Guido van Rossum <guido@python.org>
parents: 3316
diff changeset
320 cv.real = PyFloat_AsDouble(op);
4c655115dfce Added PyComplex_AsCComplex
Guido van Rossum <guido@python.org>
parents: 3316
diff changeset
321 return cv;
17029
65a638a24f7e When 1.6 boosted the # of digits produced by repr(float), repr(complex)
Tim Peters <tim.peters@gmail.com>
parents: 15976
diff changeset
322 }
3328
4c655115dfce Added PyComplex_AsCComplex
Guido van Rossum <guido@python.org>
parents: 3316
diff changeset
323 }
4c655115dfce Added PyComplex_AsCComplex
Guido van Rossum <guido@python.org>
parents: 3316
diff changeset
324
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
325 static void
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
326 complex_dealloc(PyObject *op)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
327 {
20277
2983b54256c7 Enable GC for new-style instances. This touches lots of files, since
Guido van Rossum <guido@python.org>
parents: 20140
diff changeset
328 op->ob_type->tp_free(op);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
329 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
330
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
331
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 51271
diff changeset
332 static PyObject *
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53714
diff changeset
333 complex_format(PyComplexObject *v, int precision, char format_code)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
334 {
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
335 PyObject *result = NULL;
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
336 Py_ssize_t len;
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 51271
diff changeset
337
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
338 /* If these are non-NULL, they'll need to be freed. */
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
339 char *pre = NULL;
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
340 char *im = NULL;
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
341 char *buf = NULL;
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 51271
diff changeset
342
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
343 /* These do not need to be freed. re is either an alias
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
344 for pre or a pointer to a constant. lead and tail
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
345 are pointers to constants. */
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
346 char *re = NULL;
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
347 char *lead = "";
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
348 char *tail = "";
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 51271
diff changeset
349
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
350 if (v->cval.real == 0. && copysign(1.0, v->cval.real)==1.0) {
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
351 re = "";
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
352 im = PyOS_double_to_string(v->cval.imag, format_code,
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53714
diff changeset
353 precision, 0, NULL);
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
354 if (!im) {
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
355 PyErr_NoMemory();
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
356 goto done;
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
357 }
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
358 } else {
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
359 /* Format imaginary part with sign, real part without */
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
360 pre = PyOS_double_to_string(v->cval.real, format_code,
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53714
diff changeset
361 precision, 0, NULL);
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
362 if (!pre) {
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
363 PyErr_NoMemory();
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
364 goto done;
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
365 }
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
366 re = pre;
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 51271
diff changeset
367
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
368 im = PyOS_double_to_string(v->cval.imag, format_code,
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53714
diff changeset
369 precision, Py_DTSF_SIGN, NULL);
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
370 if (!im) {
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
371 PyErr_NoMemory();
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
372 goto done;
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
373 }
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
374 lead = "(";
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
375 tail = ")";
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
376 }
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
377 /* Alloc the final buffer. Add one for the "j" in the format string,
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
378 and one for the trailing zero. */
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
379 len = strlen(lead) + strlen(re) + strlen(im) + strlen(tail) + 2;
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
380 buf = PyMem_Malloc(len);
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
381 if (!buf) {
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
382 PyErr_NoMemory();
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
383 goto done;
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
384 }
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
385 PyOS_snprintf(buf, len, "%s%s%sj%s", lead, re, im, tail);
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
386 result = PyUnicode_FromString(buf);
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
387 done:
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
388 PyMem_Free(im);
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
389 PyMem_Free(pre);
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
390 PyMem_Free(buf);
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 51271
diff changeset
391
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
392 return result;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
393 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
394
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
395 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
396 complex_repr(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
397 {
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53714
diff changeset
398 return complex_format(v, 0, 'r');
17029
65a638a24f7e When 1.6 boosted the # of digits produced by repr(float), repr(complex)
Tim Peters <tim.peters@gmail.com>
parents: 15976
diff changeset
399 }
65a638a24f7e When 1.6 boosted the # of digits produced by repr(float), repr(complex)
Tim Peters <tim.peters@gmail.com>
parents: 15976
diff changeset
400
65a638a24f7e When 1.6 boosted the # of digits produced by repr(float), repr(complex)
Tim Peters <tim.peters@gmail.com>
parents: 15976
diff changeset
401 static PyObject *
65a638a24f7e When 1.6 boosted the # of digits produced by repr(float), repr(complex)
Tim Peters <tim.peters@gmail.com>
parents: 15976
diff changeset
402 complex_str(PyComplexObject *v)
65a638a24f7e When 1.6 boosted the # of digits produced by repr(float), repr(complex)
Tim Peters <tim.peters@gmail.com>
parents: 15976
diff changeset
403 {
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53714
diff changeset
404 return complex_format(v, PyFloat_STR_PRECISION, 'g');
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
405 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
406
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
407 static long
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
408 complex_hash(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
409 {
13976
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
410 long hashreal, hashimag, combined;
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
411 hashreal = _Py_HashDouble(v->cval.real);
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
412 if (hashreal == -1)
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
413 return -1;
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
414 hashimag = _Py_HashDouble(v->cval.imag);
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
415 if (hashimag == -1)
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
416 return -1;
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
417 /* Note: if the imaginary part is 0, hashimag is 0 now,
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
418 * so the following returns hashreal unchanged. This is
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
419 * important because numbers of different types that
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
420 * compare equal must have the same hash value, so that
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
421 * hash(x + 0*j) must equal hash(x).
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
422 */
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
423 combined = hashreal + 1000003 * hashimag;
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
424 if (combined == -1)
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
425 combined = -2;
5ada9fa54801 Fix for http://sourceforge.net/bugs/?func=detailbug&bug_id=111866&group_id=5470.
Tim Peters <tim.peters@gmail.com>
parents: 13761
diff changeset
426 return combined;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
427 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
428
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
429 /* This macro may return! */
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
430 #define TO_COMPLEX(obj, c) \
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
431 if (PyComplex_Check(obj)) \
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
432 c = ((PyComplexObject *)(obj))->cval; \
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
433 else if (to_complex(&(obj), &(c)) < 0) \
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
434 return (obj)
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
435
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
436 static int
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
437 to_complex(PyObject **pobj, Py_complex *pc)
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
438 {
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
439 PyObject *obj = *pobj;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
440
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
441 pc->real = pc->imag = 0.0;
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
442 if (PyLong_Check(obj)) {
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
443 pc->real = PyLong_AsDouble(obj);
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
444 if (pc->real == -1.0 && PyErr_Occurred()) {
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
445 *pobj = NULL;
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
446 return -1;
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
447 }
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
448 return 0;
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
449 }
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
450 if (PyFloat_Check(obj)) {
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
451 pc->real = PyFloat_AsDouble(obj);
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
452 return 0;
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
453 }
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
454 Py_INCREF(Py_NotImplemented);
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
455 *pobj = Py_NotImplemented;
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
456 return -1;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
457 }
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
458
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
459
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
460 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
461 complex_add(PyObject *v, PyObject *w)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
462 {
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
463 Py_complex result;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
464 Py_complex a, b;
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
465 TO_COMPLEX(v, a);
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
466 TO_COMPLEX(w, b);
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
467 PyFPE_START_PROTECT("complex_add", return 0)
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
468 result = c_sum(a, b);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
469 PyFPE_END_PROTECT(result)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
470 return PyComplex_FromCComplex(result);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
471 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
472
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
473 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
474 complex_sub(PyObject *v, PyObject *w)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
475 {
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
476 Py_complex result;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
477 Py_complex a, b;
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
478 TO_COMPLEX(v, a);
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
479 TO_COMPLEX(w, b);
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
480 PyFPE_START_PROTECT("complex_sub", return 0)
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
481 result = c_diff(a, b);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
482 PyFPE_END_PROTECT(result)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
483 return PyComplex_FromCComplex(result);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
484 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
485
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
486 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
487 complex_mul(PyObject *v, PyObject *w)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
488 {
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
489 Py_complex result;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
490 Py_complex a, b;
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
491 TO_COMPLEX(v, a);
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
492 TO_COMPLEX(w, b);
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
493 PyFPE_START_PROTECT("complex_mul", return 0)
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
494 result = c_prod(a, b);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
495 PyFPE_END_PROTECT(result)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
496 return PyComplex_FromCComplex(result);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
497 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
498
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
499 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
500 complex_div(PyObject *v, PyObject *w)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
501 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
502 Py_complex quot;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
503 Py_complex a, b;
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
504 TO_COMPLEX(v, a);
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
505 TO_COMPLEX(w, b);
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
506 PyFPE_START_PROTECT("complex_div", return 0)
5559
1eced1aaad5a Got rid of c_error in favor of errno (and EDOM/ERANGE).
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
507 errno = 0;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
508 quot = c_quot(a, b);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
509 PyFPE_END_PROTECT(quot)
5559
1eced1aaad5a Got rid of c_error in favor of errno (and EDOM/ERANGE).
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
510 if (errno == EDOM) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
511 PyErr_SetString(PyExc_ZeroDivisionError, "complex division");
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
512 return NULL;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
513 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
514 return PyComplex_FromCComplex(quot);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
515 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
516
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
517 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
518 complex_remainder(PyObject *v, PyObject *w)
4275
cb841f1b022e Don't dump core on complex % or divmod -- raise a TypeError exception.
Guido van Rossum <guido@python.org>
parents: 4025
diff changeset
519 {
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
520 PyErr_SetString(PyExc_TypeError,
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
521 "can't mod complex numbers.");
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
522 return NULL;
4275
cb841f1b022e Don't dump core on complex % or divmod -- raise a TypeError exception.
Guido van Rossum <guido@python.org>
parents: 4025
diff changeset
523 }
cb841f1b022e Don't dump core on complex % or divmod -- raise a TypeError exception.
Guido van Rossum <guido@python.org>
parents: 4025
diff changeset
524
cb841f1b022e Don't dump core on complex % or divmod -- raise a TypeError exception.
Guido van Rossum <guido@python.org>
parents: 4025
diff changeset
525
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
526 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
527 complex_divmod(PyObject *v, PyObject *w)
4304
95c31931b76a Properly(?) implemented remainder and divmod (Tim Hochberg)
Guido van Rossum <guido@python.org>
parents: 4290
diff changeset
528 {
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
529 PyErr_SetString(PyExc_TypeError,
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
530 "can't take floor or mod of complex number.");
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
531 return NULL;
4304
95c31931b76a Properly(?) implemented remainder and divmod (Tim Hochberg)
Guido van Rossum <guido@python.org>
parents: 4290
diff changeset
532 }
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
533
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
534 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
535 complex_pow(PyObject *v, PyObject *w, PyObject *z)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
536 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
537 Py_complex p;
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
538 Py_complex exponent;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
539 long int_exponent;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
540 Py_complex a, b;
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
541 TO_COMPLEX(v, a);
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
542 TO_COMPLEX(w, b);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
543
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
544 if (z != Py_None) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
545 PyErr_SetString(PyExc_ValueError, "complex modulo");
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
546 return NULL;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
547 }
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
548 PyFPE_START_PROTECT("complex_pow", return 0)
5559
1eced1aaad5a Got rid of c_error in favor of errno (and EDOM/ERANGE).
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
549 errno = 0;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
550 exponent = b;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
551 int_exponent = (long)exponent.real;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
552 if (exponent.imag == 0. && exponent.real == int_exponent)
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
553 p = c_powi(a, int_exponent);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
554 else
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
555 p = c_pow(a, exponent);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
556
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
557 PyFPE_END_PROTECT(p)
22540
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
558 Py_ADJUST_ERANGE2(p.real, p.imag);
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
559 if (errno == EDOM) {
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
560 PyErr_SetString(PyExc_ZeroDivisionError,
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
561 "0.0 to a negative or complex power");
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
562 return NULL;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
563 }
22540
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
564 else if (errno == ERANGE) {
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
565 PyErr_SetString(PyExc_OverflowError,
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
566 "complex exponentiation");
22540
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
567 return NULL;
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
568 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
569 return PyComplex_FromCComplex(p);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
570 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
571
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
572 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
573 complex_int_div(PyObject *v, PyObject *w)
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
574 {
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
575 PyErr_SetString(PyExc_TypeError,
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
576 "can't take floor of complex number.");
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
577 return NULL;
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
578 }
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
579
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
580 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
581 complex_neg(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
582 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
583 Py_complex neg;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
584 neg.real = -v->cval.real;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
585 neg.imag = -v->cval.imag;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
586 return PyComplex_FromCComplex(neg);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
587 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
588
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
589 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
590 complex_pos(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
591 {
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
592 if (PyComplex_CheckExact(v)) {
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
593 Py_INCREF(v);
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
594 return (PyObject *)v;
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
595 }
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
596 else
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
597 return PyComplex_FromCComplex(v->cval);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
598 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
599
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
600 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
601 complex_abs(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
602 {
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
603 double result;
46477
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
604
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
605 PyFPE_START_PROTECT("complex_abs", return 0)
46477
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
606 result = c_abs(v->cval);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
607 PyFPE_END_PROTECT(result)
46477
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
608
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
609 if (errno == ERANGE) {
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
610 PyErr_SetString(PyExc_OverflowError,
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
611 "absolute value too large");
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
612 return NULL;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
613 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
614 return PyFloat_FromDouble(result);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
615 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
616
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
617 static int
40401
88133417dfd0 - patch #1600346 submitted by Tomer Filiba
Jack Diederich <jackdied@gmail.com>
parents: 39607
diff changeset
618 complex_bool(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
619 {
9940
93b9eafe1f1d Ai! complex_nonzero() has && which should be ||, else decidedly
Guido van Rossum <guido@python.org>
parents: 8261
diff changeset
620 return v->cval.real != 0.0 || v->cval.imag != 0.0;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
621 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
622
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
623 static PyObject *
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
624 complex_richcompare(PyObject *v, PyObject *w, int op)
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
625 {
39607
6f1020743077 Fix comparing complex to non-complex numbers.
Guido van Rossum <guido@python.org>
parents: 39603
diff changeset
626 PyObject *res;
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
627 Py_complex i, j;
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
628 TO_COMPLEX(v, i);
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
629 TO_COMPLEX(w, j);
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
630
20061
2caddb82ffea Do the same thing to complex that I did to str: the rich comparison
Guido van Rossum <guido@python.org>
parents: 20012
diff changeset
631 if (op != Py_EQ && op != Py_NE) {
39607
6f1020743077 Fix comparing complex to non-complex numbers.
Guido van Rossum <guido@python.org>
parents: 39603
diff changeset
632 /* XXX Should eventually return NotImplemented */
20061
2caddb82ffea Do the same thing to complex that I did to str: the rich comparison
Guido van Rossum <guido@python.org>
parents: 20012
diff changeset
633 PyErr_SetString(PyExc_TypeError,
34195
46fa0e20cbcf Bug #1079011: Incorrect error message (somewhat)
Raymond Hettinger <python@rcn.com>
parents: 33233
diff changeset
634 "no ordering relation is defined for complex numbers");
20061
2caddb82ffea Do the same thing to complex that I did to str: the rich comparison
Guido van Rossum <guido@python.org>
parents: 20012
diff changeset
635 return NULL;
2caddb82ffea Do the same thing to complex that I did to str: the rich comparison
Guido van Rossum <guido@python.org>
parents: 20012
diff changeset
636 }
2caddb82ffea Do the same thing to complex that I did to str: the rich comparison
Guido van Rossum <guido@python.org>
parents: 20012
diff changeset
637
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
638 if ((i.real == j.real && i.imag == j.imag) == (op == Py_EQ))
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
639 res = Py_True;
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
640 else
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
641 res = Py_False;
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
642
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
643 Py_INCREF(res);
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
644 return res;
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
645 }
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
646
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
647 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
648 complex_int(PyObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
649 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
650 PyErr_SetString(PyExc_TypeError,
54147
adbc662ff4c1 Merged revisions 72718 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 53787
diff changeset
651 "can't convert complex to int");
4290
9c6eab0cf542 Raise exception instead of dropping imag part for conversion to int,
Guido van Rossum <guido@python.org>
parents: 4275
diff changeset
652 return NULL;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
653 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
654
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
655 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
656 complex_float(PyObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
657 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
658 PyErr_SetString(PyExc_TypeError,
54147
adbc662ff4c1 Merged revisions 72718 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 53787
diff changeset
659 "can't convert complex to float");
4290
9c6eab0cf542 Raise exception instead of dropping imag part for conversion to int,
Guido van Rossum <guido@python.org>
parents: 4275
diff changeset
660 return NULL;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
661 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
662
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
663 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19051
diff changeset
664 complex_conjugate(PyObject *self)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
665 {
4025
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
666 Py_complex c;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
667 c = ((PyComplexObject *)self)->cval;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
668 c.imag = -c.imag;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
669 return PyComplex_FromCComplex(c);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
670 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
671
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
672 PyDoc_STRVAR(complex_conjugate_doc,
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
673 "complex.conjugate() -> complex\n"
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
674 "\n"
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
675 "Returns the complex conjugate of its argument. (3-4j).conjugate() == 3+4j.");
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
676
27521
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
677 static PyObject *
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
678 complex_getnewargs(PyComplexObject *v)
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
679 {
47555
7d824fd131ad Merged revisions 63829-63831,63858,63865,63879,63882,63948,63970-63972,63976,63989,64014-64015,64021-64022,64063-64065,64067 via svnmerge from
Georg Brandl <georg@python.org>
parents: 46477
diff changeset
680 Py_complex c = v->cval;
7d824fd131ad Merged revisions 63829-63831,63858,63865,63879,63882,63948,63970-63972,63976,63989,64014-64015,64021-64022,64063-64065,64067 via svnmerge from
Georg Brandl <georg@python.org>
parents: 46477
diff changeset
681 return Py_BuildValue("(dd)", c.real, c.imag);
27521
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
682 }
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
683
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
684 PyDoc_STRVAR(complex__format__doc,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
685 "complex.__format__() -> str\n"
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
686 "\n"
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
687 "Converts to a string according to format_spec.");
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
688
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
689 static PyObject *
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
690 complex__format__(PyObject* self, PyObject* args)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
691 {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
692 PyObject *format_spec;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
693
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
694 if (!PyArg_ParseTuple(args, "U:__format__", &format_spec))
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
695 return NULL;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
696 return _PyComplex_FormatAdvanced(self,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
697 PyUnicode_AS_UNICODE(format_spec),
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
698 PyUnicode_GET_SIZE(format_spec));
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
699 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
700
46477
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
701 #if 0
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
702 static PyObject *
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
703 complex_is_finite(PyObject *self)
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
704 {
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
705 Py_complex c;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
706 c = ((PyComplexObject *)self)->cval;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
707 return PyBool_FromLong((long)(Py_IS_FINITE(c.real) &&
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
708 Py_IS_FINITE(c.imag)));
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
709 }
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
710
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
711 PyDoc_STRVAR(complex_is_finite_doc,
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
712 "complex.is_finite() -> bool\n"
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
713 "\n"
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
714 "Returns True if the real and the imaginary part is finite.");
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
715 #endif
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
716
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
717 static PyMethodDef complex_methods[] = {
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
718 {"conjugate", (PyCFunction)complex_conjugate, METH_NOARGS,
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
719 complex_conjugate_doc},
46477
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
720 #if 0
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
721 {"is_finite", (PyCFunction)complex_is_finite, METH_NOARGS,
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
722 complex_is_finite_doc},
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
723 #endif
27521
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
724 {"__getnewargs__", (PyCFunction)complex_getnewargs, METH_NOARGS},
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
725 {"__format__", (PyCFunction)complex__format__,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53466
diff changeset
726 METH_VARARGS, complex__format__doc},
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
727 {NULL, NULL} /* sentinel */
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
728 };
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
729
20012
3faabf54b8b8 Add optional docstrings to member descriptors. For backwards
Guido van Rossum <guido@python.org>
parents: 19974
diff changeset
730 static PyMemberDef complex_members[] = {
21894
f245955b3fbe Declare real and imag as read-only attributes.
Guido van Rossum <guido@python.org>
parents: 21399
diff changeset
731 {"real", T_DOUBLE, offsetof(PyComplexObject, cval.real), READONLY,
20012
3faabf54b8b8 Add optional docstrings to member descriptors. For backwards
Guido van Rossum <guido@python.org>
parents: 19974
diff changeset
732 "the real part of a complex number"},
21894
f245955b3fbe Declare real and imag as read-only attributes.
Guido van Rossum <guido@python.org>
parents: 21399
diff changeset
733 {"imag", T_DOUBLE, offsetof(PyComplexObject, cval.imag), READONLY,
20012
3faabf54b8b8 Add optional docstrings to member descriptors. For backwards
Guido van Rossum <guido@python.org>
parents: 19974
diff changeset
734 "the imaginary part of a complex number"},
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
735 {0},
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
736 };
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
737
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
738 static PyObject *
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
739 complex_subtype_from_string(PyTypeObject *type, PyObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
740 {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
741 const char *s, *start;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
742 char *end;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
743 double x=0.0, y=0.0, z;
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
744 int got_bracket=0;
20666
88a242bfb23a complex_subtype_from_string(): move the declaration of s_buffer[] out
Guido van Rossum <guido@python.org>
parents: 20277
diff changeset
745 char s_buffer[256];
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 35999
diff changeset
746 Py_ssize_t len;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
747
42855
d5b52d56beba Use unicode and remove support for some uses of str8.
Neal Norwitz <nnorwitz@gmail.com>
parents: 42477
diff changeset
748 if (PyUnicode_Check(v)) {
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37191
diff changeset
749 if (PyUnicode_GET_SIZE(v) >= (Py_ssize_t)sizeof(s_buffer)) {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
750 PyErr_SetString(PyExc_ValueError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
751 "complex() literal too large to convert");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
752 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
753 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
754 if (PyUnicode_EncodeDecimal(PyUnicode_AS_UNICODE(v),
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
755 PyUnicode_GET_SIZE(v),
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
756 s_buffer,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
757 NULL))
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
758 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
759 s = s_buffer;
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 35999
diff changeset
760 len = strlen(s);
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
761 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
762 else if (PyObject_AsCharBuffer(v, &s, &len)) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
763 PyErr_SetString(PyExc_TypeError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
764 "complex() arg is not a string");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
765 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
766 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
767
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
768 /* position on first nonblank */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
769 start = s;
53714
e2b553d7205f Merged revisions 72253 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 53707
diff changeset
770 while (Py_ISSPACE(*s))
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
771 s++;
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
772 if (*s == '(') {
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
773 /* Skip over possible bracket from repr(). */
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
774 got_bracket = 1;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
775 s++;
53714
e2b553d7205f Merged revisions 72253 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 53707
diff changeset
776 while (Py_ISSPACE(*s))
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
777 s++;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
778 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
779
53343
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
780 /* a valid complex string usually takes one of the three forms:
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
781
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
782 <float> - real part only
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
783 <float>j - imaginary part only
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
784 <float><signed-float>j - real and imaginary parts
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
785
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
786 where <float> represents any numeric string that's accepted by the
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
787 float constructor (including 'nan', 'inf', 'infinity', etc.), and
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
788 <signed-float> is any string of the form <float> whose first
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
789 character is '+' or '-'.
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
790
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
791 For backwards compatibility, the extra forms
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
792
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
793 <float><sign>j
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
794 <sign>j
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
795 j
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
796
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
797 are also accepted, though support for these forms may be removed from
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
798 a future version of Python.
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
799 */
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
800
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
801 /* first look for forms starting with <float> */
54225
670fa0c0ff9a Issue #5829: complex('1e500') shouldn't raise OverflowError
Mark Dickinson <dickinsm@gmail.com>
parents: 54147
diff changeset
802 z = PyOS_string_to_double(s, &end, NULL);
53707
13a82a710f19 Issue #5914: Add new C-API function PyOS_string_to_double, to complement
Mark Dickinson <dickinsm@gmail.com>
parents: 53632
diff changeset
803 if (z == -1.0 && PyErr_Occurred()) {
13a82a710f19 Issue #5914: Add new C-API function PyOS_string_to_double, to complement
Mark Dickinson <dickinsm@gmail.com>
parents: 53632
diff changeset
804 if (PyErr_ExceptionMatches(PyExc_ValueError))
13a82a710f19 Issue #5914: Add new C-API function PyOS_string_to_double, to complement
Mark Dickinson <dickinsm@gmail.com>
parents: 53632
diff changeset
805 PyErr_Clear();
13a82a710f19 Issue #5914: Add new C-API function PyOS_string_to_double, to complement
Mark Dickinson <dickinsm@gmail.com>
parents: 53632
diff changeset
806 else
13a82a710f19 Issue #5914: Add new C-API function PyOS_string_to_double, to complement
Mark Dickinson <dickinsm@gmail.com>
parents: 53632
diff changeset
807 return NULL;
13a82a710f19 Issue #5914: Add new C-API function PyOS_string_to_double, to complement
Mark Dickinson <dickinsm@gmail.com>
parents: 53632
diff changeset
808 }
53343
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
809 if (end != s) {
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
810 /* all 4 forms starting with <float> land here */
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
811 s = end;
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
812 if (*s == '+' || *s == '-') {
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
813 /* <float><signed-float>j | <float><sign>j */
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
814 x = z;
54225
670fa0c0ff9a Issue #5829: complex('1e500') shouldn't raise OverflowError
Mark Dickinson <dickinsm@gmail.com>
parents: 54147
diff changeset
815 y = PyOS_string_to_double(s, &end, NULL);
53707
13a82a710f19 Issue #5914: Add new C-API function PyOS_string_to_double, to complement
Mark Dickinson <dickinsm@gmail.com>
parents: 53632
diff changeset
816 if (y == -1.0 && PyErr_Occurred()) {
13a82a710f19 Issue #5914: Add new C-API function PyOS_string_to_double, to complement
Mark Dickinson <dickinsm@gmail.com>
parents: 53632
diff changeset
817 if (PyErr_ExceptionMatches(PyExc_ValueError))
13a82a710f19 Issue #5914: Add new C-API function PyOS_string_to_double, to complement
Mark Dickinson <dickinsm@gmail.com>
parents: 53632
diff changeset
818 PyErr_Clear();
13a82a710f19 Issue #5914: Add new C-API function PyOS_string_to_double, to complement
Mark Dickinson <dickinsm@gmail.com>
parents: 53632
diff changeset
819 else
13a82a710f19 Issue #5914: Add new C-API function PyOS_string_to_double, to complement
Mark Dickinson <dickinsm@gmail.com>
parents: 53632
diff changeset
820 return NULL;
13a82a710f19 Issue #5914: Add new C-API function PyOS_string_to_double, to complement
Mark Dickinson <dickinsm@gmail.com>
parents: 53632
diff changeset
821 }
53343
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
822 if (end != s)
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
823 /* <float><signed-float>j */
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
824 s = end;
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
825 else {
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
826 /* <float><sign>j */
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
827 y = *s == '+' ? 1.0 : -1.0;
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
828 s++;
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
829 }
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
830 if (!(*s == 'j' || *s == 'J'))
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
831 goto parse_error;
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
832 s++;
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
833 }
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
834 else if (*s == 'j' || *s == 'J') {
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
835 /* <float>j */
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
836 s++;
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
837 y = z;
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
838 }
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
839 else
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
840 /* <float> */
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
841 x = z;
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
842 }
53343
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
843 else {
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
844 /* not starting with <float>; must be <sign>j or j */
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
845 if (*s == '+' || *s == '-') {
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
846 /* <sign>j */
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
847 y = *s == '+' ? 1.0 : -1.0;
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
848 s++;
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
849 }
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
850 else
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
851 /* j */
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
852 y = 1.0;
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
853 if (!(*s == 'j' || *s == 'J'))
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
854 goto parse_error;
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
855 s++;
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
856 }
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
857
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
858 /* trailing whitespace and closing bracket */
53714
e2b553d7205f Merged revisions 72253 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 53707
diff changeset
859 while (Py_ISSPACE(*s))
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
860 s++;
53343
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
861 if (got_bracket) {
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
862 /* if there was an opening parenthesis, then the corresponding
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
863 closing parenthesis should be right here */
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
864 if (*s != ')')
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
865 goto parse_error;
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
866 s++;
53714
e2b553d7205f Merged revisions 72253 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 53707
diff changeset
867 while (Py_ISSPACE(*s))
53343
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
868 s++;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
869 }
53343
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
870
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
871 /* we should now be at the end of the string */
53343
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
872 if (s-start != len)
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
873 goto parse_error;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
874
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
875 return complex_subtype_from_doubles(type, x, y);
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
876
53343
06db1d9d255f Make sure that complex parsing code and corresponding tests
Mark Dickinson <dickinsm@gmail.com>
parents: 53332
diff changeset
877 parse_error:
53332
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
878 PyErr_SetString(PyExc_ValueError,
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
879 "complex() arg is a malformed string");
330115137414 Issue #5816: Simplify code for parsing and printing of complex numbers.
Mark Dickinson <dickinsm@gmail.com>
parents: 53187
diff changeset
880 return NULL;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
881 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
882
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
883 static PyObject *
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
884 complex_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
885 {
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
886 PyObject *r, *i, *tmp, *f;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
887 PyNumberMethods *nbr, *nbi = NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
888 Py_complex cr, ci;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
889 int own_r = 0;
44045
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
890 int cr_is_complex = 0;
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
891 int ci_is_complex = 0;
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
892 static PyObject *complexstr;
36675
dba6494735d0 Revert backwards-incompatible const changes.
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
893 static char *kwlist[] = {"real", "imag", 0};
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
894
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
895 r = Py_False;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
896 i = NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
897 if (!PyArg_ParseTupleAndKeywords(args, kwds, "|OO:complex", kwlist,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
898 &r, &i))
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
899 return NULL;
25064
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
900
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
901 /* Special-case for a single argument when type(arg) is complex. */
28134
cde444184336 Fix from Greg Chapman from SF bug #695651: a complex subclass
Guido van Rossum <guido@python.org>
parents: 27521
diff changeset
902 if (PyComplex_CheckExact(r) && i == NULL &&
cde444184336 Fix from Greg Chapman from SF bug #695651: a complex subclass
Guido van Rossum <guido@python.org>
parents: 27521
diff changeset
903 type == &PyComplex_Type) {
25064
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
904 /* Note that we can't know whether it's safe to return
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
905 a complex *subclass* instance as-is, hence the restriction
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
906 to exact complexes here. If either the input or the
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
907 output is a complex subclass, it will be handled below
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
908 as a non-orthogonal vector. */
25064
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
909 Py_INCREF(r);
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
910 return r;
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
911 }
42855
d5b52d56beba Use unicode and remove support for some uses of str8.
Neal Norwitz <nnorwitz@gmail.com>
parents: 42477
diff changeset
912 if (PyUnicode_Check(r)) {
21399
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
913 if (i != NULL) {
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
914 PyErr_SetString(PyExc_TypeError,
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
915 "complex() can't take second arg"
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
916 " if first is a string");
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
917 return NULL;
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
918 }
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
919 return complex_subtype_from_string(type, r);
21399
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
920 }
42855
d5b52d56beba Use unicode and remove support for some uses of str8.
Neal Norwitz <nnorwitz@gmail.com>
parents: 42477
diff changeset
921 if (i != NULL && PyUnicode_Check(i)) {
21399
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
922 PyErr_SetString(PyExc_TypeError,
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
923 "complex() second arg can't be a string");
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
924 return NULL;
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
925 }
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
926
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
927 /* XXX Hack to support classes with __complex__ method */
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
928 if (complexstr == NULL) {
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41920
diff changeset
929 complexstr = PyUnicode_InternFromString("__complex__");
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
930 if (complexstr == NULL)
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
931 return NULL;
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
932 }
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
933 f = PyObject_GetAttr(r, complexstr);
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
934 if (f == NULL)
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
935 PyErr_Clear();
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
936 else {
30683
3b59fa5d25b1 Simplify and speedup uses of Py_BuildValue():
Raymond Hettinger <python@rcn.com>
parents: 30252
diff changeset
937 PyObject *args = PyTuple_New(0);
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
938 if (args == NULL)
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
939 return NULL;
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
940 r = PyEval_CallObject(f, args);
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
941 Py_DECREF(args);
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
942 Py_DECREF(f);
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
943 if (r == NULL)
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
944 return NULL;
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
945 own_r = 1;
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
946 }
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
947 nbr = r->ob_type->tp_as_number;
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
948 if (i != NULL)
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
949 nbi = i->ob_type->tp_as_number;
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
950 if (nbr == NULL || nbr->nb_float == NULL ||
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
951 ((i != NULL) && (nbi == NULL || nbi->nb_float == NULL))) {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
952 PyErr_SetString(PyExc_TypeError,
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
953 "complex() argument must be a string or a number");
30155
e3281b0df6a4 complex_new(): This could leak when the argument was neither string nor
Tim Peters <tim.peters@gmail.com>
parents: 29520
diff changeset
954 if (own_r) {
e3281b0df6a4 complex_new(): This could leak when the argument was neither string nor
Tim Peters <tim.peters@gmail.com>
parents: 29520
diff changeset
955 Py_DECREF(r);
e3281b0df6a4 complex_new(): This could leak when the argument was neither string nor
Tim Peters <tim.peters@gmail.com>
parents: 29520
diff changeset
956 }
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
957 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
958 }
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
959
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
960 /* If we get this far, then the "real" and "imag" parts should
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
961 both be treated as numbers, and the constructor should return a
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
962 complex number equal to (real + imag*1j).
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
963
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
964 Note that we do NOT assume the input to already be in canonical
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
965 form; the "real" and "imag" parts might themselves be complex
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
966 numbers, which slightly complicates the code below. */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
967 if (PyComplex_Check(r)) {
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
968 /* Note that if r is of a complex subtype, we're only
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
969 retaining its real & imag parts here, and the return
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
970 value is (properly) of the builtin complex type. */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
971 cr = ((PyComplexObject*)r)->cval;
44045
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
972 cr_is_complex = 1;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
973 if (own_r) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
974 Py_DECREF(r);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
975 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
976 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
977 else {
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
978 /* The "real" part really is entirely real, and contributes
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
979 nothing in the imaginary direction.
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
980 Just treat it as a double. */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
981 tmp = PyNumber_Float(r);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
982 if (own_r) {
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
983 /* r was a newly created complex number, rather
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
984 than the original "real" argument. */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
985 Py_DECREF(r);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
986 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
987 if (tmp == NULL)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
988 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
989 if (!PyFloat_Check(tmp)) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
990 PyErr_SetString(PyExc_TypeError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
991 "float(r) didn't return a float");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
992 Py_DECREF(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
993 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
994 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
995 cr.real = PyFloat_AsDouble(tmp);
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
996 cr.imag = 0.0; /* Shut up compiler warning */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
997 Py_DECREF(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
998 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
999 if (i == NULL) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1000 ci.real = 0.0;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1001 }
44045
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1002 else if (PyComplex_Check(i)) {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1003 ci = ((PyComplexObject*)i)->cval;
44045
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1004 ci_is_complex = 1;
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1005 } else {
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
1006 /* The "imag" part really is entirely imaginary, and
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
1007 contributes nothing in the real direction.
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
1008 Just treat it as a double. */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1009 tmp = (*nbi->nb_float)(i);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1010 if (tmp == NULL)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1011 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1012 ci.real = PyFloat_AsDouble(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1013 Py_DECREF(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1014 }
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
1015 /* If the input was in canonical form, then the "real" and "imag"
44045
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1016 parts are real numbers, so that ci.imag and cr.imag are zero.
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
1017 We need this correction in case they were not real numbers. */
44045
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1018
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1019 if (ci_is_complex) {
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1020 cr.real -= ci.imag;
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1021 }
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1022 if (cr_is_complex) {
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1023 ci.real += cr.imag;
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1024 }
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1025 return complex_subtype_from_doubles(type, cr.real, ci.real);
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1026 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1027
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23820
diff changeset
1028 PyDoc_STRVAR(complex_doc,
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
1029 "complex(real[, imag]) -> complex number\n"
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
1030 "\n"
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
1031 "Create a complex number from a real part and an optional imaginary part.\n"
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23820
diff changeset
1032 "This is equivalent to (real + imag*1j) where imag defaults to 0.");
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1033
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
1034 static PyNumberMethods complex_as_number = {
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1035 (binaryfunc)complex_add, /* nb_add */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1036 (binaryfunc)complex_sub, /* nb_subtract */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1037 (binaryfunc)complex_mul, /* nb_multiply */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1038 (binaryfunc)complex_remainder, /* nb_remainder */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1039 (binaryfunc)complex_divmod, /* nb_divmod */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1040 (ternaryfunc)complex_pow, /* nb_power */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1041 (unaryfunc)complex_neg, /* nb_negative */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1042 (unaryfunc)complex_pos, /* nb_positive */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1043 (unaryfunc)complex_abs, /* nb_absolute */
40401
88133417dfd0 - patch #1600346 submitted by Tomer Filiba
Jack Diederich <jackdied@gmail.com>
parents: 39607
diff changeset
1044 (inquiry)complex_bool, /* nb_bool */
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1045 0, /* nb_invert */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1046 0, /* nb_lshift */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1047 0, /* nb_rshift */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1048 0, /* nb_and */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1049 0, /* nb_xor */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1050 0, /* nb_or */
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37191
diff changeset
1051 complex_int, /* nb_int */
50829
af02b6e42142 Merged revisions 68650-68653 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 50804
diff changeset
1052 0, /* nb_reserved */
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37191
diff changeset
1053 complex_float, /* nb_float */
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1054 0, /* nb_inplace_add */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1055 0, /* nb_inplace_subtract */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1056 0, /* nb_inplace_multiply*/
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1057 0, /* nb_inplace_remainder */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1058 0, /* nb_inplace_power */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1059 0, /* nb_inplace_lshift */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1060 0, /* nb_inplace_rshift */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1061 0, /* nb_inplace_and */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1062 0, /* nb_inplace_xor */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1063 0, /* nb_inplace_or */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1064 (binaryfunc)complex_int_div, /* nb_floor_divide */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1065 (binaryfunc)complex_div, /* nb_true_divide */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1066 0, /* nb_inplace_floor_divide */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1067 0, /* nb_inplace_true_divide */
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1068 };
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1069
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
1070 PyTypeObject PyComplex_Type = {
42334
e70cdce0e8b2 Merged revisions 56467-56482 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 42013
diff changeset
1071 PyVarObject_HEAD_INIT(&PyType_Type, 0)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1072 "complex",
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
1073 sizeof(PyComplexObject),
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1074 0,
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37191
diff changeset
1075 complex_dealloc, /* tp_dealloc */
42477
e7fd327e0c19 Kill all uses and definitions of tp_print under Objects/. (Others will follow.)
Guido van Rossum <guido@python.org>
parents: 42414
diff changeset
1076 0, /* tp_print */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1077 0, /* tp_getattr */
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1078 0, /* tp_setattr */
51271
87fbbf22adf3 Merged revisions 69214 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 50829
diff changeset
1079 0, /* tp_reserved */
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1080 (reprfunc)complex_repr, /* tp_repr */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1081 &complex_as_number, /* tp_as_number */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1082 0, /* tp_as_sequence */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1083 0, /* tp_as_mapping */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1084 (hashfunc)complex_hash, /* tp_hash */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1085 0, /* tp_call */
17029
65a638a24f7e When 1.6 boosted the # of digits produced by repr(float), repr(complex)
Tim Peters <tim.peters@gmail.com>
parents: 15976
diff changeset
1086 (reprfunc)complex_str, /* tp_str */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1087 PyObject_GenericGetAttr, /* tp_getattro */
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1088 0, /* tp_setattro */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1089 0, /* tp_as_buffer */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1090 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1091 complex_doc, /* tp_doc */
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1092 0, /* tp_traverse */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1093 0, /* tp_clear */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1094 complex_richcompare, /* tp_richcompare */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1095 0, /* tp_weaklistoffset */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1096 0, /* tp_iter */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1097 0, /* tp_iternext */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1098 complex_methods, /* tp_methods */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1099 complex_members, /* tp_members */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1100 0, /* tp_getset */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1101 0, /* tp_base */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1102 0, /* tp_dict */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1103 0, /* tp_descr_get */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1104 0, /* tp_descr_set */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1105 0, /* tp_dictoffset */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1106 0, /* tp_init */
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
1107 PyType_GenericAlloc, /* tp_alloc */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1108 complex_new, /* tp_new */
22974
72778ec94dec PyObject_Del can now be used as a function designator.
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 22540
diff changeset
1109 PyObject_Del, /* tp_free */
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1110 };
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1111
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1112 #endif