Python 3.14.2

1. 319c6a2 [3.14] gh-142218: Fix split table dictionary crash (gh-142229) (gh-142244) by Miss Islington (bot) · 12 days ago
2. 52731c4 [3.14] gh-140373: Correctly emit `PY_UNWIND` event when generator is closed (GH-140767) (#140816) by Miss Islington (bot) · 2 weeks ago
3. 072eeaf [3.14] gh-132657: optimize `PySet_Contains` for `frozenset` (GH-141183) (gh-141773) by Miss Islington (bot) · 4 weeks ago
4. c05e71f [3.14] gh-132657: avoid locks and refcounting in `frozenset` lookups (GH-136107) (gh-141772) by Miss Islington (bot) · 4 weeks ago
5. b7c25ea [3.14] gh-139103: fix free-threading `dataclass.__init__` perf issue (gh-141596) (gh-141750) by Sam Gross · 4 weeks ago
6. 79c136f [3.14] GH-141312: Allow only integers to longrangeiter_setstate state (GH-141317) (GH-141559) by Miss Islington (bot) · 4 weeks ago
7. e9c11b7 [3.14] gh-141042: fix sNaN's packing for mixed floating-point formats (GH-141107) (#141459) by Miss Islington (bot) · 5 weeks ago
8. ebf5459 [3.14] gh-140939: Fix memory leak in `_PyBytes_FormatEx` error path (GH-140957) (#141154) by Stan Ulbrych · 6 weeks ago
9. 331b4b8 [3.14] gh-140815: Fix faulthandler for invalid/freed frame (GH-140921) (#140981) by Miss Islington (bot) · 6 weeks ago
10. 7881046 [3.14] gh-140348: Fix using | on unusual objects plus Unions (GH-140383) (#140948) by Miss Islington (bot) · 6 weeks ago
11. 5954b5b [3.14] gh-140551: Fix dict crash if clear is called at lookup stage (GH-140558) (#140743) by Mikhail Efimov · 7 weeks ago
12. 97c59f9 [3.14] Remove dead stores to 'size' in UTF-8 decoder (unicodeobject.c) (GH-140637) (#140658) by Miss Islington (bot) · 7 weeks ago
13. 3944e9b [3.14] gh-140431: Fix GC crash due to partially initialized coroutines (gh-140470) (gh-140504) by Miss Islington (bot) · 8 weeks ago
14. d1a434f [3.14] GH-139951: Fix major GC performance regression. Backport of GH-140262 (GH-140447) by Mark Shannon · 8 weeks ago
15. 9d547da [3.14] gh-132835: Add defensive NULL checks to MRO resolution (GH-134763) (GH-140436) by Miss Islington (bot) · 8 weeks ago
16. c0f0eca [3.14] gh-140406: Fix memory leak upon `__hash__` returning a non-integer (GH-140411) (GH-140417) by Miss Islington (bot) · 8 weeks ago
17. 045e349 [3.14] gh-140061: Use `_PyObject_IsUniquelyReferenced()` to check if objects are uniquely referenced (gh-140062) (gh-140157) by Miss Islington (bot) · 9 weeks ago
18. 6b94c7c [3.14] gh-129559: Remove extra dot in bytearray.resize AC (GH-140134) (#140143) by Miss Islington (bot) · 9 weeks ago
19. 2142f4e [3.14] GH-140058: Clear key and value if `PyTuple_New` fails in `dictiter_iternextitem` (GH-140059) (#140107) by Miss Islington (bot) · 9 weeks ago
20. 7a13953 [3.14] gh-140000: Traverse `name` attribute for `TypeVar`, `TypeVarTuple`, `TypeAliasType`, `ParamSpec` (GH-140016) (#140063) by Miss Islington (bot) · 9 weeks ago
21. 5110780 [3.14] gh-125996: fix thread safety of `collections.OrderedDict` (GH-133734) (#140053) by Kumar Aditya · 9 weeks ago
22. 3b9694a [3.14] gh-139988: fix a leak when failing to create a Union type (GH-139990) (#139993) by Miss Islington (bot) · 9 weeks ago
23. 09fdd21 [3.14] gh-105487: Fix `__dir__` entries of `GenericAlias` (GH-138578) (GH-138629) by Miss Islington (bot) · 10 weeks ago
24. a893270 [3.14] gh-71648: Optimize PNG files (GH-138842) (GH-138851) by Stan Ulbrych · 10 weeks ago
25. bf397e2 [3.14] gh-133467: fix data race in `type_set_name` (GH-137302) (#137303) by Miss Islington (bot) · 10 weeks ago
26. bfcd5f2 [3.14] gh-138661: fix data race in `PyCode_Addr2Line` (GH-138664) (#138834) by Miss Islington (bot) · 10 weeks ago
27. fad7bfc [3.14] gh-138902: Fix generator send arg name (GH-138905) (#138914) by Miss Islington (bot) · 10 weeks ago
28. 57c8e3e [3.14] gh-58124: Avoid CP_UTF8 in UnicodeDecodeError (GH-137415) (#137460) by Miss Islington (bot) · 10 weeks ago
29. b343009 [3.14] gh-71810: Fix _PyLong_AsByteArray() undefined behavior (GH-138873) (#138883) by Miss Islington (bot) · 10 weeks ago
30. 85dabb9 [3.14] gh-137238: Fix data race in `_Py_slot_tp_getattr_hook` (gh-137240) (#137416) by Sam Gross · 10 weeks ago
31. fbfbfdf [3.14] gh-138479: Ensure that `__typing_subst__` returns a tuple (GH-138482) (#138784) by Miss Islington (bot) · 3 months ago
32. 440b83f [3.14] gh-71810: Fix corner case (length==0) for int.to_bytes() (GH-138739) (#138782) by Miss Islington (bot) · 3 months ago
33. 5086a1e [3.14] gh-138516: fix typo in OrderedDict exception msg (GH-138517) (#138523) by Miss Islington (bot) · 3 months ago
34. 019238a [3.14] gh-137200: support frame lineno setter with `BRANCH_LEFT` and `BRANCH_RIGHT` events (GH-137229) (#137280) by Miss Islington (bot) · 4 months ago
35. 11f5101 [3.14] gh-133296: Publicly expose critical section API that accepts PyMutex (gh-135899) (#136969) by Miss Islington (bot) · 5 months ago
36. af8d1f5 [3.14] gh-132661: Disallow `Template`/`str` concatenation after PEP 750 spec update (#135996) (#136901) by Lysandros Nikolaou · 5 months ago
37. 9ae74e9 [3.14] gh-136396: Include instrumentation when creating new copies of the bytecode (GH-136525) (GH-136657) by Miss Islington (bot) · 5 months ago
38. 348e22c [3.14] gh-127971: fix off-by-one read beyond the end of a string during search (GH-132574) (#136628) by Miss Islington (bot) · 5 months ago
39. d5866a8 [3.14] gh-91153: prevent a crash in `bytearray.__setitem__(ind, ...)` when `ind.__index__` has side-effects (GH-132379) (#136581) by Miss Islington (bot) · 5 months ago
40. 95baa28 [3.14] gh-132661: Add default value (of `""`) for `Interpolation.expression` (GH-136441) (#136511) by Miss Islington (bot) · 5 months ago
41. 6a2a290 [3.14] GH-133136: Revise QSBR to reduce excess memory held (gh-135473) (#135912) by Miss Islington (bot) · 5 months ago
42. 46a7981 [3.14] GH-135106: Restrict trashcan to GC'ed objects (GH-135682) (#135876) by Miss Islington (bot) · 5 months ago
43. 5b65df79 [3.14] gh-109700: fix memory error handling in `PyDict_SetDefault` (GH-136338) (#136340) by Miss Islington (bot) · 5 months ago
44. 3ea7276 [3.14] gh-129824: fix data races in subinterpreters under TSAN (GH-135794) (#136266) by Miss Islington (bot) · 5 months ago
45. 3267847 [3.14] gh-135607: remove null checking of weakref list in dealloc of extension modules and objects (#135614) (#136119) by Victor Stinner · 6 months ago
46. 1b21868 [3.14] gh-78465: Fix error message for cls.__new__(cls, ...) where cls is not instantiable (GH-135981) (GH-136030) by Miss Islington (bot) · 6 months ago
47. a797fe1 [3.14] gh-135755: Move `PyFunction_GET_BUILTINS` to the private API (GH-135938) (GH-135972) by Miss Islington (bot) · 6 months ago
48. 88c55528 [3.14] gh-135878: Fix crash in `types.SimpleNamespace.__repr__` (GH-135889) (#135896) by Miss Islington (bot) · 6 months ago
49. c03f94e [3.14] gh-135450: Remove assertion in `_PyCode_CheckNoExternalState` (gh-135694) by Miss Islington (bot) · 6 months ago
50. 2b1c0a7 [3.14] gh-135443: Sometimes Fall Back to __main__.__dict__ For Globals (gh-135593) by Miss Islington (bot) · 6 months ago
51. 15f7bd4 [3.14] gh-132617: Fix `dict.update()` mutation check (gh-134815) (gh-135581) by Miss Islington (bot) · 6 months ago
52. f77a911 [3.14] gh-135437: Account For Duplicate Names in _PyCode_SetUnboundVarCounts() (gh-135493) by Miss Islington (bot) · 6 months ago
53. 3d69d18 [3.14] gh-133968: Add PyUnicodeWriter_WriteASCII() function (#133973) (#134974) by Victor Stinner · 6 months ago
54. 7c1dfd9 [3.14] gh-133489: Remove size restrictions on getrandbits() and randbytes() (GH-133658) (#134964) by Miss Islington (bot) · 7 months ago
55. 9c2e0fe [3.14] gh-132775: Fix _PyFunctIon_VerifyStateless() (gh-134901) by Miss Islington (bot) · 7 months ago
56. 4670ddd [3.14] GH-133912: Fix `PyObject_GenericSetDict` to handle inline values (GH-134725) (#134859) by Miss Islington (bot) · 7 months ago
57. 3681e3a [3.14] gh-134679: Fix assertion failure in QSBR (gh-134811) (gh-134814) by Miss Islington (bot) · 7 months ago
58. 1822f33 [3.14] gh-91048: Refactor and optimize remote debugging module (#134652) (#134673) by Pablo Galindo Salgado · 7 months ago
59. d82d445 [3.14] gh-133778: Fix setting `__annotations__` under PEP 563 (GH-133794) (#134655) by Miss Islington (bot) · 7 months ago
60. 87d7a19 [3.14] gh-133980: use atomic store in `PyObject_GenericSetDict` (GH-133988) (#134354) by Miss Islington (bot) · 7 months ago
61. 1ba5e65 [3.14] gh-134119: Fix crash from calling next() on exhausted template iterator (GH-134120) (#134153) by Miss Islington (bot) · 7 months ago
62. f2a4b10 [3.14] gh-133970: Make PEP750 types generic (GH-133976) (#134029) by Miss Islington (bot) · 7 months ago
63. 66d6860 [3.14] gh-132641: fix race in `lru_cache` under free-threading (GH-133787) (#133979) by Miss Islington (bot) · 7 months ago
64. 5632e93 [3.14] gh-133968: Add fast path to PyUnicodeWriter_WriteStr() (GH-133969) (#133971) by Miss Islington (bot) · 7 months ago
65. 69b4387 [3.14] gh-133767: Fix use-after-free in the unicode-escape decoder with an error handler (GH-129648) (GH-133942) by Miss Islington (bot) · 7 months ago
66. 5c9f0ae gh-133703: dict: fix calculate_log2_keysize() (GH-133809) by Miss Islington (bot) · 7 months ago
67. 3e7552e [3.14] gh-132762: Fix underallocation bug in `dict.fromkeys()`(gh-133627) (gh-133685) by Miss Islington (bot) · 7 months ago
68. 0f7046b [3.14] gh-133583: Add support for fixed size unsigned integers in argument parsing (GH-133584) (GH-133650) by Miss Islington (bot) · 7 months ago
69. c39bc81 [3.14] gh-132775: Unrevert "Add _PyCode_VerifyStateless()" (gh-133625) by Eric Snow · 7 months ago
70. 296cd12 Revert "gh-133395: add option for extension modules to specialize BINARY_OP/SUBSCR, apply to arrays (#133396)" (#133498) by Irit Katriel · 7 months ago
71. 3c73cf5 gh-132775: Revert "gh-132775: Add _PyCode_VerifyStateless() (gh-133221)" (#133497) by Petr Viktorin · 7 months ago
72. d270bb5 gh-132775: Add _PyCode_VerifyStateless() (gh-133221) by Eric Snow · 7 months ago
73. d48616e GH-133261: Make sure trashcan pointers look mortal -- 32 bit (GH-133450) by Mark Shannon · 7 months ago
74. 24ebb9c gh-132775: Unrevert "Add _PyCode_GetVarCounts()" (gh-133265) by Eric Snow · 7 months ago
75. b275b8f gh-133140: Add `PyUnstable_Object_IsUniquelyReferenced` for free-threading (#133144) by Peter Bierma · 7 months ago
76. 082dbf7 gh-133395: add option for extension modules to specialize BINARY_OP/SUBSCR, apply to arrays (#133396) by Irit Katriel · 7 months ago
77. c336f1c Revert "gh-124715: Fix method_dealloc(): use PyObject_GC_UnTrack() (#133199)" (#133434) by Victor Stinner · 7 months ago
78. f554237 GH-133261: Make sure that the GC doesn't untrack objects in trashcan (GH-133431) by Mark Shannon · 7 months ago
79. a363675 gh-132457: make staticmethod and classmethod generic (#132460) by Ivan Kirpichnikov · 7 months ago
80. f16f06f gh-133304: workaround for RISC-V in PyFloat_Pack4/Unpack4() (#133328) by Sergey B Kirpichev · 8 months ago
81. 987e45e gh-128972: Add `_Py_ALIGN_AS` and revert `PyASCIIObject` memory layout. (GH-133085) by Petr Viktorin · 8 months ago
82. f237953 gh-133164: Add `PyUnstable_Object_IsUniqueReferencedTemporary` C API (gh-133170) by Sam Gross · 8 months ago
83. ad2f088 gh-130317: Fix test_pack_unpack_roundtrip() and add docs (#133204) by Sergey B Kirpichev · 8 months ago
84. fa52f28 gh-133166: Fix missing error emission of PyType_GetModuleByDef (GH-133240) by neonene · 8 months ago
85. 662dd29 gh-124715: Fix method_dealloc(): use PyObject_GC_UnTrack() (#133199) by Victor Stinner · 8 months ago
86. 5529213 gh-100239: specialize BINARY_OP/SUBSCR for list-slice (#132626) by Irit Katriel · 8 months ago
87. 811edcf Revert "gh-132775: Add _PyCode_GetVarCounts() (gh-133128)" (gh-133232) by Eric Snow · 8 months ago
88. 0119791 dict: Remove redundant incref of immortal object Py_EMPTY_KEYS (GH-133200) by Mae Hood · 8 months ago
89. 94b4fcd gh-132775: Add _PyCode_GetVarCounts() (gh-133128) by Eric Snow · 8 months ago
90. 44e4c47 GH-124715: Move trashcan mechanism into `Py_Dealloc` (GH-132280) by Mark Shannon · 8 months ago
91. 6020260 gh-132661: Implement PEP 750 (#132662) by Lysandros Nikolaou · 8 months ago
92. 7e8b153 gh-116436: Improve error message when TypeError occurs during dict update (#116443) by Shantanu · 8 months ago
93. ccf1b0b GH-132508: Use tagged integers on the evaluation stack for the last instruction offset (GH-132545) by Mark Shannon · 8 months ago
94. 02cd6d7 gh-130317: Fix strict aliasing in PyFloat_Pack8() (#133150) by Victor Stinner · 8 months ago
95. eecafc3 Revert gh-127266: avoid data races when updating type slots (gh-131174) (gh-133129) by Neil Schemenauer · 8 months ago
96. 96a7fb9 gh-132775: Add _PyCode_ReturnsOnlyNone() (gh-132981) by Eric Snow · 8 months ago
97. 75cbb8d gh-132070: Use _PyObject_IsUniquelyReferenced in unicodeobject (gh-133039) by Donghee Na · 8 months ago
98. e414a2d gh-127266: avoid data races when updating type slots (gh-131174) by Neil Schemenauer · 8 months ago
99. 31d1342 gh-132942: Fix races in type lookup cache (gh-133032) by Neil Schemenauer · 8 months ago
100. c172382 gh-132775: Add _PyModule_GetFilenameObject() and _PyModule_GetFilenameUTF8() (gh-132979) by Eric Snow · 8 months ago