Python 3.9.7

1. 0243764 bpo-45018: Fix rangeiter_reduce in rangeobject.c (GH-27938) (GH-27991) by Miss Islington (bot) · 4 years ago
2. 7ef0673 bpo-44954: Fix wrong result in float.fromhex corner case (GH-27834) (GH-27855) by Miss Islington (bot) · 4 years ago
3. beb3a83 bpo-44698: Restore complex pow behaviour for small integral exponents (GH-27772) (GH-27797) by Miss Islington (bot) · 4 years ago
4. 15f0a45 bpo-33930: Fix segfault with deep recursion when cleaning method objects (GH-27678) (GH-27720) by Miss Islington (bot) · 4 years ago
5. ede1dc4 bpo-44872: use new trashcan macros in framobject.c (GH-27683) (GH-27691) by Irit Katriel · 4 years ago
6. 12fc0d2 bpo-44707: Fix an undefined behavior of the null pointer arithmetic (GH-27292) (GH-27443) by Miss Islington (bot) · 4 years, 1 month ago
7. c487205 bpo-44657: Fix instancemethod_call to use PyInstanceMethod_GET_FUNCTION (GH-27202) by Miss Islington (bot) · 4 years, 1 month ago
8. 85ac814 bpo-44698: Fix undefined behaviour in complex exponentiation. (GH-27278) (GH-27367) by Miss Islington (bot) · 4 years, 1 month ago
9. 0a08f22 bpo-44720: Don't crash when calling weakref.proxy(not_an_iterator).__next__ (GH-27316) (#27325) by Miss Islington (bot) · 4 years, 1 month ago
10. 298ee65 bpo-44184: Fix subtype_dealloc() for freed type (GH-26274) by Miss Islington (bot) · 4 years, 1 month ago
11. 0b47049 bpo-44184: Apply GH-26274 to the non-GC-type branch of subtype_dealloc (GH-27165) (GH-27175) by Miss Islington (bot) · 4 years, 1 month ago
12. 51a29c4 [3.9] bpo-44562: Remove invalid PyObject_GC_Del from error path of types.GenericAlias … (GH-27016) (GH-27028) by Ken Jin · 4 years, 1 month ago
13. fe847a6 Revert "bpo-44562: Remove invalid PyObject_GC_Del from error path of types.GenericAlias … (GH-27016) (GH-27018)" (GH-27022) by Pablo Galindo · 4 years, 2 months ago
14. 4684a34 bpo-44562: Remove invalid PyObject_GC_Del from error path of types.GenericAlias … (GH-27016) (GH-27018) by Miss Islington (bot) · 4 years, 2 months ago
15. f790bc8 bpo-44523: Remove the pass-through for hash() in weakref proxy objects (GH-26950) (GH-26960) by Miss Islington (bot) · 4 years, 2 months ago
16. 9ee8752 Fix a potential reference-counting bug in long_pow (GH-26690) (#26702) by Miss Islington (bot) · 4 years, 2 months ago
17. d3cc689 [3.9] bpo-43667: Fix broken Unicode encoding in non-UTF locales on Solaris (GH-25096) (GH-25847) by Jakub Kulík · 4 years, 3 months ago
18. 925cb85 bpo-44114: Fix dictkeys_reversed and dictvalues_reversed function signatures (GH-26062) (GH-26093) by Miss Islington (bot) · 4 years, 3 months ago
19. 04c4610 bpo-44114: Remove redundant cast. (GH-26098) by Miss Islington (bot) · 4 years, 3 months ago
20. ec18362 [3.9] bpo-42083: Allow NULL doc in PyStructSequence_NewType (#25896) by Petr Viktorin · 4 years, 4 months ago
21. bb2f3ff bpo-42800: Add audit events for f_code and tb_frame (GH-24182) by Steve Dower · 4 years, 4 months ago
22. d0698c6 bpo-42924: Fix incorrect copy in bytearray_repeat (GH-24208) (#24211) by Miss Islington (bot) · 4 years, 4 months ago
23. aa967ec bpo-35883: Py_DecodeLocale() escapes invalid Unicode characters (GH-24843) by Miss Islington (bot) · 4 years, 5 months ago
24. db73376 [3.9] bpo-43499: Restrict co_code to be under INT_MAX in codeobject (GH-20628) (GH-24896) by Ammar Askar · 4 years, 5 months ago
25. 1f0cde6 bpo-41654: Fix compiler warning in MemoryError_dealloc() (GH-22387) (GH-24894) by Miss Islington (bot) · 4 years, 5 months ago
26. 651fc30 bpo-43499: Silence compiler warnings about using legacy C API on Windows (GH-24873) by Serhiy Storchaka · 4 years, 5 months ago
27. 6e72ab9 [3.9] bpo-40052: Fix alignment issue in PyVectorcall_Function() (GH-23999) (GH-24005) by Miss Islington (bot) · 4 years, 8 months ago
28. 7695d83 [3.9] bpo-42425: Fix possible leak in initialization of errmap for OSError (GH-23446). (GH-24057) by Serhiy Storchaka · 4 years, 8 months ago
29. 33b3fed [3.9] bpo-42195: Ensure consistency of Callable's __args__ in collections.abc and typing (GH-23765) by kj · 4 years, 8 months ago
30. 60463e8 bpo-42536: GC track recycled tuples (GH-23623) (GH-23651) by Brandt Bucher · 4 years, 8 months ago
31. d5c029b bpo-42576: Raise TypeError when passing in keyword arguments to GenericAlias (GH-23656) by Miss Islington (bot) · 4 years, 9 months ago
32. d153eb8 bpo-42412: Fix possible leaks and check arguments in PyType_FromModuleAndSpec() (GH-23410) by Miss Islington (bot) · 4 years, 9 months ago
33. 994c68f bpo-40998: Address compiler warnings found by ubsan (GH-20929) by Miss Islington (bot) · 4 years, 9 months ago
34. 71ba5f5 [3.9] bpo-42332: Add weakref slot to types.GenericAlias (GH-23250) (GH-23309) by kj · 4 years, 9 months ago
35. 2a86ade Fix typo in unicodeobject.c (GH-23180) by Miss Islington (bot) · 4 years, 9 months ago
36. 60324d2 bpo-42143: Ensure PyFunction_NewWithQualName() can't fail after creating the func object (GH-22953) (GH-23021) by Miss Skeleton (bot) · 4 years, 10 months ago
37. 6a2aa49 bpo-42065: Fix incorrectly formatted _codecs.charmap_decode error message (GH-19940) by Miss Skeleton (bot) · 4 years, 10 months ago
38. d197b2b bpo-41984: GC track all user classes (GH-22701/GH-22702) by Miss Skeleton (bot) · 4 years, 10 months ago
39. 8a12503 bpo-42015: Reorder dereferencing calls in meth_dealloc, to make sure m_self is kept alive long enough (GH-22670) by Miss Skeleton (bot) · 4 years, 10 months ago
40. 3da210b Fix the attribute names in the docstring of GenericAlias (GH-22594) by Miss Skeleton (bot) · 4 years, 10 months ago
41. 7aa22ba [3.9] bpo-41909: Enable previously disabled recursion checks. (GH-22536) (GH-22550) by Serhiy Storchaka · 4 years, 11 months ago
42. 49917d5 bpo-41780: Fix __dir__ of types.GenericAlias (GH-22262) by Miss Islington (bot) · 5 years ago
43. e92219d bpo-29590: fix stack trace for gen.throw() with yield from (GH-19896) by Miss Islington (bot) · 5 years ago
44. d14775d [3.9] bpo-41654: Fix deallocator of MemoryError to account for subclasses (GH-22020) (GH-22045) by Pablo Galindo · 5 years ago
45. 01ab963 bpo-41295: Reimplement the Carlo Verre "hackcheck" (GH-21528) by Miss Islington (bot) · 5 years ago
46. 51b36ed bpo-41175: Guard against a NULL pointer dereference within bytearrayobject (GH-21240) by Miss Islington (bot) · 5 years ago
47. bfec674 bpo-39960: Allow heap types in the "Carlo Verre" hack check that override "tp_setattro()" (GH-21092) by Miss Islington (bot) · 5 years ago
48. 353c4ba bpo-40824: Do not mask errors in __iter__ in "in" and the operator module. (GH-20537) by Miss Islington (bot) · 5 years ago
49. 610a60c bpo-36346: Add Py_DEPRECATED to deprecated unicode APIs (GH-20878) by Inada Naoki · 5 years ago
50. 9419158 bpo-40703: Let PyType_FromSpec() set "type.__module__" only if it is not set yet. (GH-20273) (GH-20782) by Miss Islington (bot) · 5 years ago
51. 1e4fa91 bpo-40724: Support setting buffer slots from type specs (GH-20648) (GH-20683) by Miss Islington (bot) · 5 years ago
52. bcbe5c5 bpo-40217: Ensure Py_VISIT(Py_TYPE(self)) is always called for PyType_FromSpec types (reverts GH-19414) (GH-20264) by Miss Islington (bot) · 5 years ago
53. a3c3e89 Remove spurious NULL in descrobject.c (GH-20344) by Miss Islington (bot) · 5 years ago
54. 7f77ac4 bpo-40696: Fix a hang that can arise after gen.throw() (GH-20287) by Miss Islington (bot) · 5 years ago
55. 9512ad7 [3.9] bpo-40514: Remove --with-experimental-isolated-subinterpreters in 3.9 (GH-20228) by Victor Stinner · 5 years ago
56. f02c304 Use _PyErr_ChainStackItem() inside gen_send_ex(). (GH-20173) (#20202) by Miss Islington (bot) · 5 years ago
57. da742ba bpo-31033: Improve the traceback for cancelled asyncio tasks (GH-19951) by Chris Jerdonek · 5 years ago
58. 6b6092f bpo-39075: types.SimpleNamespace no longer sorts attributes in its repr (GH-19430) by Zackery Spytz · 5 years ago
59. 3d17c04 bpo-40521: Add PyInterpreterState.unicode (GH-20081) by Victor Stinner · 5 years ago
60. 75cd8e4 bpo-29587: Make gen.throw() chain exceptions with yield from (GH-19858) by Chris Jerdonek · 5 years ago
61. d6fb53f bpo-39465: Remove _PyUnicode_ClearStaticStrings() from C API (GH-20078) by Victor Stinner · 5 years ago
62. 4c9ea09 bpo-38787: Add PyCFunction_CheckExact() macro for exact type checks (GH-20024) by scoder · 5 years ago
63. 5650e76 bpo-40596: Fix str.isidentifier() for non-canonicalized strings containing non-BMP characters on Windows. (GH-20053) by Serhiy Storchaka · 5 years ago
64. 74ea6b5 bpo-40593: Improve syntax errors for invalid characters in source code. (GH-20033) by Serhiy Storchaka · 5 years ago
65. 4804b5b bpo-39465: Don't access directly _Py_Identifier members (GH-20043) by Victor Stinner · 5 years ago
66. 86d6944 bpo-40584: Update PyType_FromModuleAndSpec() to process tp_vectorcall_offset (GH-20026) by Hai Shi · 5 years ago
67. 6067d4b bpo-40575: Avoid unnecessary overhead in _PyDict_GetItemIdWithError() (GH-20018) by scoder · 5 years ago
68. 2cc9b84 Improve code clarity for the set lookup logic (GH-20028) by Raymond Hettinger · 5 years ago
69. 86a93fd bpo-37986: Improve perfomance of PyLong_FromDouble() (GH-15611) by Sergey Fedoseev · 5 years ago
70. 02fa0ea bpo-40273: Reversible mappingproxy (FH-19513) by Zackery Spytz · 5 years ago
71. e1becf4 bpo-38787: C API for module state access from extension methods (PEP 573) (GH-19936) by Petr Viktorin · 5 years ago
72. b7aa23d bpo-40521: Disable list free list in subinterpreters (GH-19959) by Victor Stinner · 5 years ago
73. 89fc4a3 bpo-40521: Disable method cache in subinterpreters (GH-19960) by Victor Stinner · 5 years ago
74. 96074de bpo-40523: Add pass-throughs for hash() and reversed() to weakref.proxy objects (GH-19946) by Pablo Galindo · 5 years ago
75. b4b5386 bpo-40521: Disable free lists in subinterpreters (GH-19937) by Victor Stinner · 5 years ago
76. 607b102 bpo-40521: Disable Unicode caches in isolated subinterpreters (GH-19933) by Victor Stinner · 5 years ago
77. b0be6b3 bpo-29587: _PyErr_ChainExceptions() checks exception (GH-19902) by Victor Stinner · 5 years ago
78. b88cd58 bpo-40455: Remove gcc10 warning about x_digits (#19852) by Dong-hee Na · 5 years ago
79. 5e8ffe1 bpo-39573: Use Py_IS_TYPE to check for types (GH-19882) by Hai Shi · 5 years ago
80. 41a6458 bpo-40408: Fix support of nested type variables in GenericAlias. (GH-19836) by Serhiy Storchaka · 5 years ago
81. d699d5e Remove out-of-date comment (GH-19886) by Raymond Hettinger · 5 years ago
82. 3dd2157 Simplify set entry insertion logic. (GH-19881) by Raymond Hettinger · 5 years ago
83. 21893fb bpo-29587: allow chaining NULL exceptions in _gen_throw() (GH-19877) by Chris Jerdonek · 5 years ago
84. 0204726 bpo-29587: Update gen.throw() to chain exceptions (#19823) by Chris Jerdonek · 5 years ago
85. 3c7f9db Revert "bpo-29587: Enable implicit exception chaining with gen.throw() (GH-19811)" (#19821) by Victor Stinner · 5 years ago
86. 2514a63 bpo-29587: Enable implicit exception chaining with gen.throw() (GH-19811) by Chris Jerdonek · 5 years ago
87. 5769724 bpo-40228: More robust frame.setlineno. (GH-19437) by Mark Shannon · 5 years ago
88. 7036477 bpo-40421: Add PyFrame_GetBack() function (GH-19765) by Victor Stinner · 5 years ago
89. 4386b90 bpo-40429: PyThreadState_GetFrame() returns a strong ref (GH-19781) by Victor Stinner · 5 years ago
90. ae00a5a8 bpo-40428: Remove PyTuple_ClearFreeList() function (GH-19769) by Victor Stinner · 5 years ago
91. cc0dc7e bpo-40429: Refactor super_init() (GH-19776) by Victor Stinner · 5 years ago
92. 8852ad4 bpo-40429: PyFrame_GetCode() now returns a strong reference (GH-19773) by Victor Stinner · 5 years ago
93. 6d86a23 bpo-40429: PyFrame_GetCode() result cannot be NULL (GH-19772) by Victor Stinner · 5 years ago
94. a42ca74 bpo-40421: Add PyFrame_GetCode() function (GH-19757) by Victor Stinner · 5 years ago
95. 7c59d7c bpo-40421: Add pyframe.h header file (GH-19755) by Victor Stinner · 5 years ago
96. 91a5ae1 bpo-40217: Clean code in PyType_FromSpec_Alloc and add NEWS entry (GH-19733) by Pablo Galindo · 5 years ago
97. 0169d30 bpo-40217: Ensure Py_VISIT(Py_TYPE(self)) is always called for PyType_FromSpec types (GH-19414) by Pablo Galindo · 5 years ago
98. 02e4484 Update ga_new to use _PyArg_CheckPositional and _PyArg_NoKwnames (GH-19679) by Dong-hee Na · 5 years ago
99. a81849b bpo-39939: Add str.removeprefix and str.removesuffix (GH-18939) by sweeneyde · 5 years ago
100. d7c657d bpo-40302: UTF-32 encoder SWAB4() macro use a|b rather than a+b (GH-19572) by Victor Stinner · 5 years ago