Repository navigation
Expand file tree
/
Copy pathbltinmodule.c
More file actions
2721 lines (2359 loc) · 78.9 KB
/
Copy pathbltinmodule.c
File metadata and controls
2721 lines (2359 loc) · 78.9 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/* Built-in functions */
#include "Python.h"
#include "Python-ast.h"
#include "node.h"
#include "code.h"
#include "asdl.h"
#include "ast.h"
#include <ctype.h>
#ifdef HAVE_LANGINFO_H
#include <langinfo.h> /* CODESET */
#endif
/* The default encoding used by the platform file system APIs
Can remain NULL for all platforms that don't have such a concept
Don't forget to modify PyUnicode_DecodeFSDefault() if you touch any of the
values for Py_FileSystemDefaultEncoding!
*/
#ifdef HAVE_MBCS
const char *Py_FileSystemDefaultEncoding = "mbcs";
int Py_HasFileSystemDefaultEncoding = 1;
#elif defined(__APPLE__)
const char *Py_FileSystemDefaultEncoding = "utf-8";
int Py_HasFileSystemDefaultEncoding = 1;
#else
const char *Py_FileSystemDefaultEncoding = NULL; /* set by initfsencoding() */
int Py_HasFileSystemDefaultEncoding = 0;
#endif
_Py_IDENTIFIER(__builtins__);
_Py_IDENTIFIER(__dict__);
_Py_IDENTIFIER(__prepare__);
_Py_IDENTIFIER(__round__);
_Py_IDENTIFIER(encoding);
_Py_IDENTIFIER(errors);
_Py_IDENTIFIER(fileno);
_Py_IDENTIFIER(flush);
_Py_IDENTIFIER(metaclass);
_Py_IDENTIFIER(sort);
_Py_IDENTIFIER(stdin);
_Py_IDENTIFIER(stdout);
_Py_IDENTIFIER(stderr);
#include "clinic/bltinmodule.c.h"
/* AC: cannot convert yet, waiting for *args support */
static PyObject *
builtin___build_class__(PyObject *self, PyObject *args, PyObject *kwds)
{
PyObject *func, *name, *bases, *mkw, *meta, *winner, *prep, *ns, *cell;
PyObject *cls = NULL;
Py_ssize_t nargs;
int isclass = 0; /* initialize to prevent gcc warning */
assert(args != NULL);
if (!PyTuple_Check(args)) {
PyErr_SetString(PyExc_TypeError,
"__build_class__: args is not a tuple");
return NULL;
}
nargs = PyTuple_GET_SIZE(args);
if (nargs < 2) {
PyErr_SetString(PyExc_TypeError,
"__build_class__: not enough arguments");
return NULL;
}
func = PyTuple_GET_ITEM(args, 0); /* Better be callable */
if (!PyFunction_Check(func)) {
PyErr_SetString(PyExc_TypeError,
"__build_class__: func must be a function");
return NULL;
}
name = PyTuple_GET_ITEM(args, 1);
if (!PyUnicode_Check(name)) {
PyErr_SetString(PyExc_TypeError,
"__build_class__: name is not a string");
return NULL;
}
bases = PyTuple_GetSlice(args, 2, nargs);
if (bases == NULL)
return NULL;
if (kwds == NULL) {
meta = NULL;
mkw = NULL;
}
else {
mkw = PyDict_Copy(kwds); /* Don't modify kwds passed in! */
if (mkw == NULL) {
Py_DECREF(bases);
return NULL;
}
meta = _PyDict_GetItemId(mkw, &PyId_metaclass);
if (meta != NULL) {
Py_INCREF(meta);
if (_PyDict_DelItemId(mkw, &PyId_metaclass) < 0) {
Py_DECREF(meta);
Py_DECREF(mkw);
Py_DECREF(bases);
return NULL;
}
/* metaclass is explicitly given, check if it's indeed a class */
isclass = PyType_Check(meta);
}
}
if (meta == NULL) {
/* if there are no bases, use type: */
if (PyTuple_GET_SIZE(bases) == 0) {
meta = (PyObject *) (&PyType_Type);
}
/* else get the type of the first base */
else {
PyObject *base0 = PyTuple_GET_ITEM(bases, 0);
meta = (PyObject *) (base0->ob_type);
}
Py_INCREF(meta);
isclass = 1; /* meta is really a class */
}
if (isclass) {
/* meta is really a class, so check for a more derived
metaclass, or possible metaclass conflicts: */
winner = (PyObject *)_PyType_CalculateMetaclass((PyTypeObject *)meta,
bases);
if (winner == NULL) {
Py_DECREF(meta);
Py_XDECREF(mkw);
Py_DECREF(bases);
return NULL;
}
if (winner != meta) {
Py_DECREF(meta);
meta = winner;
Py_INCREF(meta);
}
}
/* else: meta is not a class, so we cannot do the metaclass
calculation, so we will use the explicitly given object as it is */
prep = _PyObject_GetAttrId(meta, &PyId___prepare__);
if (prep == NULL) {
if (PyErr_ExceptionMatches(PyExc_AttributeError)) {
PyErr_Clear();
ns = PyDict_New();
}
else {
Py_DECREF(meta);
Py_XDECREF(mkw);
Py_DECREF(bases);
return NULL;
}
}
else {
PyObject *pargs = PyTuple_Pack(2, name, bases);
if (pargs == NULL) {
Py_DECREF(prep);
Py_DECREF(meta);
Py_XDECREF(mkw);
Py_DECREF(bases);
return NULL;
}
ns = PyEval_CallObjectWithKeywords(prep, pargs, mkw);
Py_DECREF(pargs);
Py_DECREF(prep);
}
if (ns == NULL) {
Py_DECREF(meta);
Py_XDECREF(mkw);
Py_DECREF(bases);
return NULL;
}
cell = PyEval_EvalCodeEx(PyFunction_GET_CODE(func), PyFunction_GET_GLOBALS(func), ns,
NULL, 0, NULL, 0, NULL, 0, NULL,
PyFunction_GET_CLOSURE(func));
if (cell != NULL) {
PyObject *margs;
margs = PyTuple_Pack(3, name, bases, ns);
if (margs != NULL) {
cls = PyEval_CallObjectWithKeywords(meta, margs, mkw);
Py_DECREF(margs);
}
if (cls != NULL && PyCell_Check(cell))
PyCell_Set(cell, cls);
Py_DECREF(cell);
}
Py_DECREF(ns);
Py_DECREF(meta);
Py_XDECREF(mkw);
Py_DECREF(bases);
return cls;
}
PyDoc_STRVAR(build_class_doc,
"__build_class__(func, name, *bases, metaclass=None, **kwds) -> class\n\
\n\
Internal helper function used by the class statement.");
static PyObject *
builtin___import__(PyObject *self, PyObject *args, PyObject *kwds)
{
static char *kwlist[] = {"name", "globals", "locals", "fromlist",
"level", 0};
PyObject *name, *globals = NULL, *locals = NULL, *fromlist = NULL;
int level = 0;
if (!PyArg_ParseTupleAndKeywords(args, kwds, "U|OOOi:__import__",
kwlist, &name, &globals, &locals, &fromlist, &level))
return NULL;
return PyImport_ImportModuleLevelObject(name, globals, locals,
fromlist, level);
}
PyDoc_STRVAR(import_doc,
"__import__(name, globals=None, locals=None, fromlist=(), level=0) -> module\n\
\n\
Import a module. Because this function is meant for use by the Python\n\
interpreter and not for general use it is better to use\n\
importlib.import_module() to programmatically import a module.\n\
\n\
The globals argument is only used to determine the context;\n\
they are not modified. The locals argument is unused. The fromlist\n\
should be a list of names to emulate ``from name import ...'', or an\n\
empty list to emulate ``import name''.\n\
When importing a module from a package, note that __import__('A.B', ...)\n\
returns package A when fromlist is empty, but its submodule B when\n\
fromlist is not empty. Level is used to determine whether to perform \n\
absolute or relative imports. 0 is absolute while a positive number\n\
is the number of parent directories to search relative to the current module.");
/*[clinic input]
abs as builtin_abs
x: object
/
Return the absolute value of the argument.
[clinic start generated code]*/
static PyObject *
builtin_abs(PyObject *module, PyObject *x)
/*[clinic end generated code: output=b1b433b9e51356f5 input=bed4ca14e29c20d1]*/
{
return PyNumber_Absolute(x);
}
/*[clinic input]
all as builtin_all
iterable: object
/
Return True if bool(x) is True for all values x in the iterable.
If the iterable is empty, return True.
[clinic start generated code]*/
static PyObject *
builtin_all(PyObject *module, PyObject *iterable)
/*[clinic end generated code: output=ca2a7127276f79b3 input=1a7c5d1bc3438a21]*/
{
PyObject *it, *item;
PyObject *(*iternext)(PyObject *);
int cmp;
it = PyObject_GetIter(iterable);
if (it == NULL)
return NULL;
iternext = *Py_TYPE(it)->tp_iternext;
for (;;) {
item = iternext(it);
if (item == NULL)
break;
cmp = PyObject_IsTrue(item);
Py_DECREF(item);
if (cmp < 0) {
Py_DECREF(it);
return NULL;
}
if (cmp == 0) {
Py_DECREF(it);
Py_RETURN_FALSE;
}
}
Py_DECREF(it);
if (PyErr_Occurred()) {
if (PyErr_ExceptionMatches(PyExc_StopIteration))
PyErr_Clear();
else
return NULL;
}
Py_RETURN_TRUE;
}
/*[clinic input]
any as builtin_any
iterable: object
/
Return True if bool(x) is True for any x in the iterable.
If the iterable is empty, return False.
[clinic start generated code]*/
static PyObject *
builtin_any(PyObject *module, PyObject *iterable)
/*[clinic end generated code: output=fa65684748caa60e input=41d7451c23384f24]*/
{
PyObject *it, *item;
PyObject *(*iternext)(PyObject *);
int cmp;
it = PyObject_GetIter(iterable);
if (it == NULL)
return NULL;
iternext = *Py_TYPE(it)->tp_iternext;
for (;;) {
item = iternext(it);
if (item == NULL)
break;
cmp = PyObject_IsTrue(item);
Py_DECREF(item);
if (cmp < 0) {
Py_DECREF(it);
return NULL;
}
if (cmp == 1) {
Py_DECREF(it);
Py_RETURN_TRUE;
}
}
Py_DECREF(it);
if (PyErr_Occurred()) {
if (PyErr_ExceptionMatches(PyExc_StopIteration))
PyErr_Clear();
else
return NULL;
}
Py_RETURN_FALSE;
}
/*[clinic input]
ascii as builtin_ascii
obj: object
/
Return an ASCII-only representation of an object.
As repr(), return a string containing a printable representation of an
object, but escape the non-ASCII characters in the string returned by
repr() using \\x, \\u or \\U escapes. This generates a string similar
to that returned by repr() in Python 2.
[clinic start generated code]*/
static PyObject *
builtin_ascii(PyObject *module, PyObject *obj)
/*[clinic end generated code: output=6d37b3f0984c7eb9 input=4c62732e1b3a3cc9]*/
{
return PyObject_ASCII(obj);
}
/*[clinic input]
bin as builtin_bin
number: object
/
Return the binary representation of an integer.
>>> bin(2796202)
'0b1010101010101010101010'
[clinic start generated code]*/
static PyObject *
builtin_bin(PyObject *module, PyObject *number)
/*[clinic end generated code: output=b6fc4ad5e649f4f7 input=53f8a0264bacaf90]*/
{
return PyNumber_ToBase(number, 2);
}
/*[clinic input]
callable as builtin_callable
obj: object
/
Return whether the object is callable (i.e., some kind of function).
Note that classes are callable, as are instances of classes with a
__call__() method.
[clinic start generated code]*/
static PyObject *
builtin_callable(PyObject *module, PyObject *obj)
/*[clinic end generated code: output=2b095d59d934cb7e input=1423bab99cc41f58]*/
{
return PyBool_FromLong((long)PyCallable_Check(obj));
}
typedef struct {
PyObject_HEAD
PyObject *func;
PyObject *it;
} filterobject;
static PyObject *
filter_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
PyObject *func, *seq;
PyObject *it;
filterobject *lz;
if (type == &PyFilter_Type && !_PyArg_NoKeywords("filter()", kwds))
return NULL;
if (!PyArg_UnpackTuple(args, "filter", 2, 2, &func, &seq))
return NULL;
/* Get iterator. */
it = PyObject_GetIter(seq);
if (it == NULL)
return NULL;
/* create filterobject structure */
lz = (filterobject *)type->tp_alloc(type, 0);
if (lz == NULL) {
Py_DECREF(it);
return NULL;
}
Py_INCREF(func);
lz->func = func;
lz->it = it;
return (PyObject *)lz;
}
static void
filter_dealloc(filterobject *lz)
{
PyObject_GC_UnTrack(lz);
Py_XDECREF(lz->func);
Py_XDECREF(lz->it);
Py_TYPE(lz)->tp_free(lz);
}
static int
filter_traverse(filterobject *lz, visitproc visit, void *arg)
{
Py_VISIT(lz->it);
Py_VISIT(lz->func);
return 0;
}
static PyObject *
filter_next(filterobject *lz)
{
PyObject *item;
PyObject *it = lz->it;
long ok;
PyObject *(*iternext)(PyObject *);
iternext = *Py_TYPE(it)->tp_iternext;
for (;;) {
item = iternext(it);
if (item == NULL)
return NULL;
if (lz->func == Py_None || lz->func == (PyObject *)&PyBool_Type) {
ok = PyObject_IsTrue(item);
} else {
PyObject *good;
good = PyObject_CallFunctionObjArgs(lz->func,
item, NULL);
if (good == NULL) {
Py_DECREF(item);
return NULL;
}
ok = PyObject_IsTrue(good);
Py_DECREF(good);
}
if (ok > 0)
return item;
Py_DECREF(item);
if (ok < 0)
return NULL;
}
}
static PyObject *
filter_reduce(filterobject *lz)
{
return Py_BuildValue("O(OO)", Py_TYPE(lz), lz->func, lz->it);
}
PyDoc_STRVAR(reduce_doc, "Return state information for pickling.");
static PyMethodDef filter_methods[] = {
{"__reduce__", (PyCFunction)filter_reduce, METH_NOARGS, reduce_doc},
{NULL, NULL} /* sentinel */
};
PyDoc_STRVAR(filter_doc,
"filter(function or None, iterable) --> filter object\n\
\n\
Return an iterator yielding those items of iterable for which function(item)\n\
is true. If function is None, return the items that are true.");
PyTypeObject PyFilter_Type = {
PyVarObject_HEAD_INIT(&PyType_Type, 0)
"filter", /* tp_name */
sizeof(filterobject), /* tp_basicsize */
0, /* tp_itemsize */
/* methods */
(destructor)filter_dealloc, /* tp_dealloc */
0, /* tp_print */
0, /* tp_getattr */
0, /* tp_setattr */
0, /* tp_reserved */
0, /* tp_repr */
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
0, /* tp_hash */
0, /* tp_call */
0, /* tp_str */
PyObject_GenericGetAttr, /* tp_getattro */
0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
Py_TPFLAGS_BASETYPE, /* tp_flags */
filter_doc, /* tp_doc */
(traverseproc)filter_traverse, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
PyObject_SelfIter, /* tp_iter */
(iternextfunc)filter_next, /* tp_iternext */
filter_methods, /* tp_methods */
0, /* tp_members */
0, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
0, /* tp_init */
PyType_GenericAlloc, /* tp_alloc */
filter_new, /* tp_new */
PyObject_GC_Del, /* tp_free */
};
/*[clinic input]
format as builtin_format
value: object
format_spec: unicode(c_default="NULL") = ''
/
Return value.__format__(format_spec)
format_spec defaults to the empty string
[clinic start generated code]*/
static PyObject *
builtin_format_impl(PyObject *module, PyObject *value, PyObject *format_spec)
/*[clinic end generated code: output=2f40bdfa4954b077 input=6325e751a1b29b86]*/
{
return PyObject_Format(value, format_spec);
}
/*[clinic input]
chr as builtin_chr
i: int
/
Return a Unicode string of one character with ordinal i; 0 <= i <= 0x10ffff.
[clinic start generated code]*/
static PyObject *
builtin_chr_impl(PyObject *module, int i)
/*[clinic end generated code: output=c733afcd200afcb7 input=3f604ef45a70750d]*/
{
return PyUnicode_FromOrdinal(i);
}
static const char *
source_as_string(PyObject *cmd, const char *funcname, const char *what, PyCompilerFlags *cf, PyObject **cmd_copy)
{
const char *str;
Py_ssize_t size;
Py_buffer view;
*cmd_copy = NULL;
if (PyUnicode_Check(cmd)) {
cf->cf_flags |= PyCF_IGNORE_COOKIE;
str = PyUnicode_AsUTF8AndSize(cmd, &size);
if (str == NULL)
return NULL;
}
else if (PyBytes_Check(cmd)) {
str = PyBytes_AS_STRING(cmd);
size = PyBytes_GET_SIZE(cmd);
}
else if (PyByteArray_Check(cmd)) {
str = PyByteArray_AS_STRING(cmd);
size = PyByteArray_GET_SIZE(cmd);
}
else if (PyObject_GetBuffer(cmd, &view, PyBUF_SIMPLE) == 0) {
/* Copy to NUL-terminated buffer. */
*cmd_copy = PyBytes_FromStringAndSize(
(const char *)view.buf, view.len);
PyBuffer_Release(&view);
if (*cmd_copy == NULL) {
return NULL;
}
str = PyBytes_AS_STRING(*cmd_copy);
size = PyBytes_GET_SIZE(*cmd_copy);
}
else {
PyErr_Format(PyExc_TypeError,
"%s() arg 1 must be a %s object",
funcname, what);
return NULL;
}
if (strlen(str) != (size_t)size) {
PyErr_SetString(PyExc_ValueError,
"source code string cannot contain null bytes");
Py_CLEAR(*cmd_copy);
return NULL;
}
return str;
}
/*[clinic input]
compile as builtin_compile
source: object
filename: object(converter="PyUnicode_FSDecoder")
mode: str
flags: int = 0
dont_inherit: int(c_default="0") = False
optimize: int = -1
Compile source into a code object that can be executed by exec() or eval().
The source code may represent a Python module, statement or expression.
The filename will be used for run-time error messages.
The mode must be 'exec' to compile a module, 'single' to compile a
single (interactive) statement, or 'eval' to compile an expression.
The flags argument, if present, controls which future statements influence
the compilation of the code.
The dont_inherit argument, if true, stops the compilation inheriting
the effects of any future statements in effect in the code calling
compile; if absent or false these statements do influence the compilation,
in addition to any features explicitly specified.
[clinic start generated code]*/
static PyObject *
builtin_compile_impl(PyObject *module, PyObject *source, PyObject *filename,
const char *mode, int flags, int dont_inherit,
int optimize)
/*[clinic end generated code: output=1fa176e33452bb63 input=9d53e8cfb3c86414]*/
{
PyObject *source_copy;
const char *str;
int compile_mode = -1;
int is_ast;
PyCompilerFlags cf;
int start[] = {Py_file_input, Py_eval_input, Py_single_input};
PyObject *result;
cf.cf_flags = flags | PyCF_SOURCE_IS_UTF8;
if (flags &
~(PyCF_MASK | PyCF_MASK_OBSOLETE | PyCF_DONT_IMPLY_DEDENT | PyCF_ONLY_AST))
{
PyErr_SetString(PyExc_ValueError,
"compile(): unrecognised flags");
goto error;
}
/* XXX Warn if (supplied_flags & PyCF_MASK_OBSOLETE) != 0? */
if (optimize < -1 || optimize > 2) {
PyErr_SetString(PyExc_ValueError,
"compile(): invalid optimize value");
goto error;
}
if (!dont_inherit) {
PyEval_MergeCompilerFlags(&cf);
}
if (strcmp(mode, "exec") == 0)
compile_mode = 0;
else if (strcmp(mode, "eval") == 0)
compile_mode = 1;
else if (strcmp(mode, "single") == 0)
compile_mode = 2;
else {
PyErr_SetString(PyExc_ValueError,
"compile() mode must be 'exec', 'eval' or 'single'");
goto error;
}
is_ast = PyAST_Check(source);
if (is_ast == -1)
goto error;
if (is_ast) {
if (flags & PyCF_ONLY_AST) {
Py_INCREF(source);
result = source;
}
else {
PyArena *arena;
mod_ty mod;
arena = PyArena_New();
if (arena == NULL)
goto error;
mod = PyAST_obj2mod(source, arena, compile_mode);
if (mod == NULL) {
PyArena_Free(arena);
goto error;
}
if (!PyAST_Validate(mod)) {
PyArena_Free(arena);
goto error;
}
result = (PyObject*)PyAST_CompileObject(mod, filename,
&cf, optimize, arena);
PyArena_Free(arena);
}
goto finally;
}
str = source_as_string(source, "compile", "string, bytes or AST", &cf, &source_copy);
if (str == NULL)
goto error;
result = Py_CompileStringObject(str, filename, start[compile_mode], &cf, optimize);
Py_XDECREF(source_copy);
goto finally;
error:
result = NULL;
finally:
Py_DECREF(filename);
return result;
}
/* AC: cannot convert yet, as needs PEP 457 group support in inspect */
static PyObject *
builtin_dir(PyObject *self, PyObject *args)
{
PyObject *arg = NULL;
if (!PyArg_UnpackTuple(args, "dir", 0, 1, &arg))
return NULL;
return PyObject_Dir(arg);
}
PyDoc_STRVAR(dir_doc,
"dir([object]) -> list of strings\n"
"\n"
"If called without an argument, return the names in the current scope.\n"
"Else, return an alphabetized list of names comprising (some of) the attributes\n"
"of the given object, and of attributes reachable from it.\n"
"If the object supplies a method named __dir__, it will be used; otherwise\n"
"the default dir() logic is used and returns:\n"
" for a module object: the module's attributes.\n"
" for a class object: its attributes, and recursively the attributes\n"
" of its bases.\n"
" for any other object: its attributes, its class's attributes, and\n"
" recursively the attributes of its class's base classes.");
/*[clinic input]
divmod as builtin_divmod
x: object
y: object
/
Return the tuple (x//y, x%y). Invariant: div*y + mod == x.
[clinic start generated code]*/
static PyObject *
builtin_divmod_impl(PyObject *module, PyObject *x, PyObject *y)
/*[clinic end generated code: output=b06d8a5f6e0c745e input=175ad9c84ff41a85]*/
{
return PyNumber_Divmod(x, y);
}
/*[clinic input]
eval as builtin_eval
source: object
globals: object = None
locals: object = None
/
Evaluate the given source in the context of globals and locals.
The source may be a string representing a Python expression
or a code object as returned by compile().
The globals must be a dictionary and locals can be any mapping,
defaulting to the current globals and locals.
If only globals is given, locals defaults to it.
[clinic start generated code]*/
static PyObject *
builtin_eval_impl(PyObject *module, PyObject *source, PyObject *globals,
PyObject *locals)
/*[clinic end generated code: output=0a0824aa70093116 input=11ee718a8640e527]*/
{
PyObject *result, *source_copy;
const char *str;
PyCompilerFlags cf;
if (locals != Py_None && !PyMapping_Check(locals)) {
PyErr_SetString(PyExc_TypeError, "locals must be a mapping");
return NULL;
}
if (globals != Py_None && !PyDict_Check(globals)) {
PyErr_SetString(PyExc_TypeError, PyMapping_Check(globals) ?
"globals must be a real dict; try eval(expr, {}, mapping)"
: "globals must be a dict");
return NULL;
}
if (globals == Py_None) {
globals = PyEval_GetGlobals();
if (locals == Py_None) {
locals = PyEval_GetLocals();
if (locals == NULL)
return NULL;
}
}
else if (locals == Py_None)
locals = globals;
if (globals == NULL || locals == NULL) {
PyErr_SetString(PyExc_TypeError,
"eval must be given globals and locals "
"when called without a frame");
return NULL;
}
if (_PyDict_GetItemId(globals, &PyId___builtins__) == NULL) {
if (_PyDict_SetItemId(globals, &PyId___builtins__,
PyEval_GetBuiltins()) != 0)
return NULL;
}
if (PyCode_Check(source)) {
if (PyCode_GetNumFree((PyCodeObject *)source) > 0) {
PyErr_SetString(PyExc_TypeError,
"code object passed to eval() may not contain free variables");
return NULL;
}
return PyEval_EvalCode(source, globals, locals);
}
cf.cf_flags = PyCF_SOURCE_IS_UTF8;
str = source_as_string(source, "eval", "string, bytes or code", &cf, &source_copy);
if (str == NULL)
return NULL;
while (*str == ' ' || *str == '\t')
str++;
(void)PyEval_MergeCompilerFlags(&cf);
result = PyRun_StringFlags(str, Py_eval_input, globals, locals, &cf);
Py_XDECREF(source_copy);
return result;
}
/*[clinic input]
exec as builtin_exec
source: object
globals: object = None
locals: object = None
/
Execute the given source in the context of globals and locals.
The source may be a string representing one or more Python statements
or a code object as returned by compile().
The globals must be a dictionary and locals can be any mapping,
defaulting to the current globals and locals.
If only globals is given, locals defaults to it.
[clinic start generated code]*/
static PyObject *
builtin_exec_impl(PyObject *module, PyObject *source, PyObject *globals,
PyObject *locals)
/*[clinic end generated code: output=3c90efc6ab68ef5d input=01ca3e1c01692829]*/
{
PyObject *v;
if (globals == Py_None) {
globals = PyEval_GetGlobals();
if (locals == Py_None) {
locals = PyEval_GetLocals();
if (locals == NULL)
return NULL;
}
if (!globals || !locals) {
PyErr_SetString(PyExc_SystemError,
"globals and locals cannot be NULL");
return NULL;
}
}
else if (locals == Py_None)
locals = globals;
if (!PyDict_Check(globals)) {
PyErr_Format(PyExc_TypeError, "exec() globals must be a dict, not %.100s",
globals->ob_type->tp_name);
return NULL;
}
if (!PyMapping_Check(locals)) {
PyErr_Format(PyExc_TypeError,
"locals must be a mapping or None, not %.100s",
locals->ob_type->tp_name);
return NULL;
}
if (_PyDict_GetItemId(globals, &PyId___builtins__) == NULL) {
if (_PyDict_SetItemId(globals, &PyId___builtins__,
PyEval_GetBuiltins()) != 0)
return NULL;
}
if (PyCode_Check(source)) {
if (PyCode_GetNumFree((PyCodeObject *)source) > 0) {
PyErr_SetString(PyExc_TypeError,
"code object passed to exec() may not "
"contain free variables");
return NULL;
}
v = PyEval_EvalCode(source, globals, locals);
}
else {
PyObject *source_copy;
const char *str;
PyCompilerFlags cf;
cf.cf_flags = PyCF_SOURCE_IS_UTF8;
str = source_as_string(source, "exec",
"string, bytes or code", &cf,
&source_copy);
if (str == NULL)
return NULL;
if (PyEval_MergeCompilerFlags(&cf))
v = PyRun_StringFlags(str, Py_file_input, globals,
locals, &cf);
else
v = PyRun_String(str, Py_file_input, globals, locals);
Py_XDECREF(source_copy);
}
if (v == NULL)
return NULL;
Py_DECREF(v);
Py_RETURN_NONE;
}
/* AC: cannot convert yet, as needs PEP 457 group support in inspect */
static PyObject *
builtin_getattr(PyObject *self, PyObject *args)
{
PyObject *v, *result, *dflt = NULL;
PyObject *name;
if (!PyArg_UnpackTuple(args, "getattr", 2, 3, &v, &name, &dflt))
return NULL;
if (!PyUnicode_Check(name)) {
PyErr_SetString(PyExc_TypeError,
"getattr(): attribute name must be string");
return NULL;
}
result = PyObject_GetAttr(v, name);
if (result == NULL && dflt != NULL &&
PyErr_ExceptionMatches(PyExc_AttributeError))
{