745 Pull requests merged by 116 people

• [3.14] gh-135721: skip test_trashcan_python_class on wasm buildbots with stack overflow (GH-135766)

  #135955 merged Jun 25, 2025

• [3.13] gh-91555: Revert disabling of logger while handling log record. (GH-135858)

  #135911 merged Jun 25, 2025

• [3.14] Docs: Fix indentation in slice class of functions.rst (GH-134393)

  #135948 merged Jun 25, 2025

• [3.13] Docs: Fix indentation in slice class of functions.rst (GH-134393)

  #135949 merged Jun 25, 2025

• Docs: Fix indentation in slice class of functions.rst

  #134393 merged Jun 25, 2025

• [3.13] gh-135871: Fix needless spinning in _PyMutex_LockTimed with zero timeout (gh-135872)

  #135947 merged Jun 25, 2025

• [3.14] gh-135871: Fix needless spinning in _PyMutex_LockTimed with zero timeout (gh-135872)

  #135946 merged Jun 25, 2025

• [3.14] gh-91555: Revert disabling of logger while handling log record. (GH-135858)

  #135910 merged Jun 25, 2025

• gh-135871: Fix needless spinning in _PyMutex_LockTimed (timeout==0)

  #135872 merged Jun 25, 2025

• gh-135927: Fix MSVC Clatest C builds

  #135935 merged Jun 25, 2025

• [3.14] gh-135839: Fix module_traverse and module_clear in subinterp modules (GH-135937)

  #135939 merged Jun 25, 2025

• [3.13] Docs: Add cross-reference for positional_item in the calls productionlist (GH-129977)

  #135941 merged Jun 25, 2025

• [3.14] Docs: Add cross-reference for positional_item in the calls productionlist (GH-129977)

  #135940 merged Jun 25, 2025

• Docs: Add cross-reference for positional_item in the calls productionlist

  #129977 merged Jun 25, 2025

• gh-135839: Fix module_traverse and module_clear in subinterp modules

  #135937 merged Jun 25, 2025

• [3.14] gh-131591: Make --without-remote-debug work (GH-135925)

  #135931 merged Jun 25, 2025

• gh-131591: Make --without-remote-debug work

  #135925 merged Jun 25, 2025

• [3.14] gh-135755: Move SPECIAL_ constants to a private header (GH-135922)

  #135926 merged Jun 25, 2025

• gh-135755: Move SPECIAL_ constants to a private header

  #135922 merged Jun 25, 2025

• [3.13] gh-135839: Fix module_traverse and module_clear in _interpchannelsmodule (GH-135840)

  #135919 merged Jun 25, 2025

• [3.14] gh-135839: Fix module_traverse and module_clear in _interpchannelsmodule (GH-135840)

  #135918 merged Jun 25, 2025

• gh-135839: Fix traverse_module_state usage in _interpchannelsmodule

  #135840 merged Jun 25, 2025

• [3.13] gh-135755: Docs: C API: Document missing PyFunction_GET* macros (GH-135762)

  #135917 merged Jun 25, 2025

• [3.14] gh-135755: Docs: C API: Document missing PyFunction_GET* macros (GH-135762)

  #135916 merged Jun 25, 2025

• gh-135755: Docs: C API: Document missing PyFunction_GET* macros

  #135762 merged Jun 25, 2025

• GH-133136: Revise QSBR to reduce excess memory held

  #135473 merged Jun 25, 2025

• gh-91555: Revert disabling of logger while handling log record.

  #135858 merged Jun 25, 2025

• [3.13] gh-135855: Raise TypeError When Passing Non-dict Object to _interpreters.set___main___attrs (gh-135856)

  #135903 merged Jun 24, 2025

• GH-90117: Check for list and tuple before MappingView in pprint

  #135779 merged Jun 24, 2025

• [3.14] gh-135855: Raise TypeError When Passing Non-dict Object to _interpreters.set___main___attrs (gh-135856)

  #135900 merged Jun 24, 2025

• gh-135855: Fix SystemError when passing non-dict object to _interpreters.set___main___attrs

  #135856 merged Jun 24, 2025

• [3.14] gh-135805: Document the X option and env var for controlling thread-local bytecode (GH-135868)

  #135897 merged Jun 24, 2025

• gh-135805: Document the X option and env var for controlling thread-local bytecode

  #135868 merged Jun 24, 2025

• [3.13] gh-135878: Fix crash in types.SimpleNamespace.__repr__ (GH-135889)

  #135895 merged Jun 24, 2025

• [3.14] gh-135878: Fix crash in types.SimpleNamespace.__repr__ (GH-135889)

  #135896 merged Jun 24, 2025

• gh-135878: Fix crash in types.SimpleNamespace.__repr__

  #135889 merged Jun 24, 2025

• [3.14] gh-135487: fix reprlib.Repr.repr_int when given very large integers (GH-135506)

  #135887 merged Jun 24, 2025

• [3.13] gh-135487: fix reprlib.Repr.repr_int when given very large integers (GH-135506)

  #135886 merged Jun 24, 2025

• gh-135487: fix reprlib.Repr.repr_int when given very large integers

  #135506 merged Jun 24, 2025

• [3.13] gh-135494: Fix python -m test --pgo -x test_re (#135713)

  #135881 merged Jun 24, 2025

• [3.14] gh-135494: Fix python -m test --pgo -x test_re (GH-135713)

  #135880 merged Jun 24, 2025

• gh-135494: Fix python -m test --pgo -x test_re

  #135713 merged Jun 24, 2025

• GH-135106: Restrict trashcan to GC'ed objects

  #135682 merged Jun 24, 2025

• gh-123299: Update 'What's New in Python 3.14' from 3.14 branch

  #135616 merged Jun 24, 2025

• gh-135532: use defining_class for copying BLAKE-2 and SHA-3 objects

  #135838 merged Jun 24, 2025

• [3.13] Bump mypy to 1.16.1 (GH-135720)

  #135849 merged Jun 24, 2025

• [3.14] gh-135648: Document that shutil.copyfileobj doesn't flush (GH-135737)

  #135873 merged Jun 24, 2025

• gh-135648: Document that shutil.copyfileobj doesn't flush

  #135737 merged Jun 24, 2025

• [3.14] Fix example according to PEP 750 in "What's new in 3.14" (GH-134727)

  #135870 merged Jun 23, 2025

• Fix example according to PEP 750 in "What's new in 3.14"

  #134727 merged Jun 23, 2025

• [3.14] Docs: Use arguments to replace args in argparse.rst (GH-135510)

  #135866 merged Jun 23, 2025

• [3.13] Docs: Use arguments to replace args in argparse.rst (GH-135510)

  #135867 merged Jun 23, 2025

• Docs: Use arguments to replace args in argparse.rst

  #135510 merged Jun 23, 2025

• gh-119786: Add InternalDocs/qsbr.md.

  #135411 merged Jun 23, 2025

• gh-131798: Optimize _UNARY_NEGATIVE

  #135223 merged Jun 23, 2025

• [3.13] gh-135698: Fix Cross-interpreter Queue.full() With Negative/Default max_size

  #135778 merged Jun 23, 2025

• gh-134584: Specialize POP_TOP by reference and type in JIT

  #135761 merged Jun 23, 2025

• GH-124878: reenable test_finalize_daemon_thread_hang test under TSAN

  #135793 merged Jun 23, 2025

• [3.14] Bump mypy to 1.16.1 (GH-135720)

  #135848 merged Jun 23, 2025

• Bump mypy to 1.16.1

  #135720 merged Jun 23, 2025

• [3.14] gh-134986: Catch PermissionError when trying to call perf in tests (GH-134987)

  #135841 merged Jun 23, 2025

• [3.13] gh-134986: Catch PermissionError when trying to call perf in tests (GH-134987)

  #135842 merged Jun 23, 2025

• gh-135823: improve error message in netrc security checks

  #135827 merged Jun 23, 2025

• [3.14] gh-89488: Add warning about Py_BuildValue("p") needing exact int (GH-135610)

  #135843 merged Jun 23, 2025

• gh-89488: Add warning about Py_BuildValue("p") needing exact int

  #135610 merged Jun 23, 2025

• gh-134986: Catch PermissionError when trying to call perf in tests

  #134987 merged Jun 23, 2025

• [3.13] patchcheck: use URL paths to identify upstream remote (GH-135806)

  #135809 merged Jun 23, 2025

• [3.14] patchcheck: use URL paths to identify upstream remote (GH-135806)

  #135808 merged Jun 23, 2025

• add async generators section to asyncio internal docs

  #135674 merged Jun 23, 2025

• [3.14] gh-135815: skip netrc security checks if os.getuid is missing (GH-135816)

  #135825 merged Jun 22, 2025

• [3.13] gh-135815: skip netrc security checks if os.getuid is missing (GH-135816)

  #135826 merged Jun 22, 2025

• gh-135532: cleanup clinic module directives for cryptographic modules

  #135822 merged Jun 22, 2025

• gh-135815: skip netrc security checks if os.getuid is missing

  #135816 merged Jun 22, 2025

• gh-135239: simpler use of mutex in hashlib & co

  #135267 merged Jun 22, 2025

• Update patchcheck upstream remote verification behavior

  #135806 merged Jun 22, 2025

• gh-130605: reenable test_concurrent_futures tests under TSAN

  #135790 merged Jun 21, 2025

• [3.14] Docs: Remove unnecessary trailing backslashes (GH-135781)

  #135791 merged Jun 21, 2025

• Remove unnecessary trailing backslashes

  #135781 merged Jun 21, 2025

• gh-135532: optimize calls to PyMem_Malloc in SHAKE digest computation

  #135744 merged Jun 21, 2025

• [3.14] gh-127146: Skip test_os.test_mode for Emscripten (GH-135764)

  #135784 merged Jun 21, 2025

• [3.14] gh-135557: use atomic stores in heapq operations in free-threading (GH-135601)

  #135787 merged Jun 21, 2025

• gh-135759: consistently reject negative sizes in SHAKE digests

  #135767 merged Jun 21, 2025

• gh-135557: Use atomic writes on heapq operations

  #135601 merged Jun 21, 2025

• [3.14] gh-135645: Added supports_isolated_interpreters to sys.implementation (GH-135667)

  #135786 merged Jun 21, 2025

• gh-135645: Added supports_isolated_interpreters to sys.implementation

  #135667 merged Jun 21, 2025

• gh-127146: Skip test_os.test_mode for Emscripten

  #135764 merged Jun 21, 2025

• [3.13] gh-135756: Fix nonexistent parameter in tkinter docs (GH-135770)

  #135777 merged Jun 20, 2025

• [3.14] gh-135756: Fix nonexistent parameter in tkinter docs (GH-135770)

  #135776 merged Jun 20, 2025

• gh-135756: Fix nonexistent parameter in tkinter docs

  #135770 merged Jun 20, 2025

• [3.14] gh-135698: Fix Cross-interpreter Queue.full() With Negative/Default max_size (gh-135724)

  #135775 merged Jun 20, 2025

• gh-135698: Fix Cross-interpreter Queue.full() With Negative/Default max_size

  #135724 merged Jun 20, 2025

• gh-135380: enhance critical section held assertions

  #135381 merged Jun 20, 2025

• gh-135721: skip test_trashcan_python_class on wasm buildbots with stack overflow

  #135766 merged Jun 20, 2025

• gh-131798: JIT: Optimize _CALL_LEN when the length is known

  #135260 merged Jun 20, 2025

• [3.14] Docs: Document PyExceptionClass functions in the C API (GH-135697)

  #135757 merged Jun 20, 2025

• [3.13] Docs: Document PyExceptionClass functions in the C API (GH-135697)

  #135758 merged Jun 20, 2025

• Docs: Document PyExceptionClass_Name

  #135697 merged Jun 20, 2025

• gh-135748: use argument clinic for more socket methods

  #135749 merged Jun 20, 2025

• [3.14] gh-89083: add links to RFC 9562 sections in UUID docs (GH-135684)

  #135747 merged Jun 20, 2025

• gh-89083: Attaching RFC links in UUID docs

  #135684 merged Jun 20, 2025

• [3.14] gh-135532: update Modules/_hacl/python_hacl_namespaces.h (GH-135741)

  #135745 merged Jun 20, 2025

• gh-135532: use _Py_strhex in _md5.md5.hexdigest

  #135742 merged Jun 20, 2025

• gh-135532: update python_hacl_namespaces.h

  #135741 merged Jun 20, 2025

• [3.14] gh-135532: simplify handling of HACL* errors in _hmac (GH-135740)

  #135743 merged Jun 20, 2025

• gh-135379: fix MSVC warning: conversion from 'stwodigits' to 'digit'

  #135714 merged Jun 20, 2025

• gh-135532: simplify handling of HACL* errors in _hmac

  #135740 merged Jun 20, 2025

• [3.14] gh-135608: Add a null check for attribute promotion to fix a JIT crash (GH-135613)

  #135739 merged Jun 20, 2025

• gh-135608: Add a null check for attribute promotion to fix a JIT crash

  #135613 merged Jun 20, 2025

• [3.14] gh-127146: Add skip_emscripten_stack_overflow in a few places (GH-135722)

  #135733 merged Jun 19, 2025

• gh-127146: Add skip_emscripten_stack_overflow in a few places

  #135722 merged Jun 19, 2025

• [3.14] gh-135543: Emit sys.remote_exec audit event when sys.remote_exec is called (GH-135544)

  #135732 merged Jun 19, 2025

• gh-135543: emit sys.remote_exec audit event when sys.remote_exec has been called

  #135544 merged Jun 19, 2025

• Add tomasr8 as a codeowner for AST, gettext and the Tier 2 optimizer

  #135727 merged Jun 19, 2025

• [3.14] gh-135561: ensure that the GIL is held when handling an HACL* error in _hmac (GH-135562)

  #135725 merged Jun 19, 2025

• gh-135561: ensure that the GIL is held when handling an HACL* error in _hmac

  #135562 merged Jun 19, 2025

• [3.14] gh-135709: Fix two compile warnings on WASM buildbot (GH-135712)

  #135723 merged Jun 19, 2025

• gh-135709: Fix two compile warnings on WASM buildbot

  #135712 merged Jun 19, 2025

• [3.14] gh-135273: Unify ZoneInfo.from_file signatures (GH-135274)

  #135716 merged Jun 19, 2025

• [3.13] gh-135273: Unify ZoneInfo.from_file signatures (GH-135274)

  #135715 merged Jun 19, 2025

• [3.13] Docs: Add missing lines between regex and text (GH-134505)

  #135719 merged Jun 19, 2025

• [3.14] Docs: Add missing lines between regex and text (GH-134505)

  #135718 merged Jun 19, 2025

• Add missing lines between regex and text

  #134505 merged Jun 19, 2025

• gh-135273: Unify ZoneInfo.from_file signatures

  #135274 merged Jun 19, 2025

• gh-135379: Move PyLong_CheckCompact to private header

  #135707 merged Jun 19, 2025

• [3.13] Docs: Emphasize parameter name in pkgutil.iter_importers (GH-135597)

  #135711 merged Jun 19, 2025

• [3.14] Docs: Emphasize parameter name in pkgutil.iter_importers (GH-135597)

  #135710 merged Jun 19, 2025

• Emphasize parameter name

  #135597 merged Jun 19, 2025

• gh-135379: Add back const cast to _PyLong_IsCompact

  #135706 merged Jun 19, 2025

• gh-133934: Improve sqlite3 .help message

  #135224 merged Jun 19, 2025

• gh-133439: Fix the error message in the sqlite3 CLI

  #133807 merged Jun 19, 2025

• GH-135379: Specialize int operations for compact ints only

  #135668 merged Jun 19, 2025

• [3.14] gh-126112: Fix test_os.TimerfdTests: use 10 ms resolution (GH-135681)

  #135704 merged Jun 19, 2025

• [3.13] gh-126112: Fix test_os.TimerfdTests: use 10 ms resolution (GH-135681)

  #135705 merged Jun 19, 2025

• gh-126112: Fix test_os.TimerfdTests: use 10 ms resolution

  #135681 merged Jun 19, 2025

• gh-111758: Run UBSan in GitHub Actions

  #135578 merged Jun 19, 2025

• [3.13] Document that PyType_GetModuleByDef returns a borrowed reference (GH-135666)

  #135702 merged Jun 19, 2025

• [3.14] Document that PyType_GetModuleByDef returns a borrowed reference (GH-135666)

  #135701 merged Jun 19, 2025

• Document that PyType_GetModuleByDef returns a borrowed reference

  #135666 merged Jun 19, 2025

• [3.14] gh-133485: Use interpreters.Interpreter in InterpreterPoolExecutor (gh-133957)

  #135695 merged Jun 19, 2025

• [3.14] gh-135450: Remove assertion in _PyCode_CheckNoExternalState (gh-135466)

  #135694 merged Jun 18, 2025

• gh-133485: Use interpreters.Interpreter in InterpreterPoolExecutor

  #133957 merged Jun 18, 2025

• gh-135450: Remove assertion in _PyCode_CheckNoExternalState

  #135466 merged Jun 18, 2025

• [3.13] gh-134538: Add link to shutil.rmtree example in function docs (GH-135540)

  #135692 merged Jun 18, 2025

• [3.14] gh-134538: Add link to shutil.rmtree example in function docs (GH-135540)

  #135691 merged Jun 18, 2025

• gh-134538: link to example for windows readonly file handling in function docs

  #135540 merged Jun 18, 2025

• [3.14] gh-135641: Fix flaky test_capi.test_lock_two_threads test case (gh-135642)

  #135687 merged Jun 18, 2025

• [3.13] gh-135641: Fix flaky test_capi.test_lock_two_threads test case (gh-135642)

  #135688 merged Jun 18, 2025

• gh-135641: Fix flaky test_capi.test_lock_two_threads test case

  #135642 merged Jun 18, 2025

• [3.13] Docs: Fix markups for emphasis (GH-135598)

  #135686 merged Jun 18, 2025

• [3.14] Docs: Fix markups for emphasis (GH-135598)

  #135685 merged Jun 18, 2025

• Docs: Fix markups for emphasis

  #135598 merged Jun 18, 2025

• gh-135639: fix test_cycle test

  #135662 merged Jun 18, 2025

• [3.14] gh-135376: Fix and improve test_random (GH-135377)

  #135680 merged Jun 18, 2025

• gh-135376: Fix and improve test_random

  #135377 merged Jun 18, 2025

• [3.14] gh-135676: lexical analysis: Improve section on Numeric literals (GH-134850)

  #135677 merged Jun 18, 2025

• gh-135676: lexical analysis: Improve section on Numeric literals

  #134850 merged Jun 18, 2025

• [3.14] gh-135646: Raise consistent NameError exceptions in ForwardRef.evaluate() (GH-135663)

  #135673 merged Jun 18, 2025

• gh-135646: Raise consistent NameError exceptions in ForwardRef.evaluate()

  #135663 merged Jun 18, 2025

• [3.14] gh-135335: flush stdout/stderr in forkserver after preloading modules (GH-135338)

  #135670 merged Jun 18, 2025

• [3.13] gh-135335: flush stdout/stderr in forkserver after preloading modules (GH-135338)

  #135671 merged Jun 18, 2025

• gh-135335: flush stdout/stderr in forkserver after preloading modules

  #135338 merged Jun 18, 2025

• gh-133390: Document SQLITE_KEYWORDS

  #135659 merged Jun 18, 2025

• [3.14] gh-135627: Remove documentation for LOAD_CONST_IMMORTAL opcode (GH-135632)

  #135649 merged Jun 18, 2025

• [3.14] gh-134632: Add iOS/Android test skip for C API check for headers. (GH-135656)

  #135657 merged Jun 18, 2025

• gh-134632: Add iOS/Android test skip for C API check for headers.

  #135656 merged Jun 18, 2025

• [3.14] gh-127146: Enable large files on Emscripten (GH-135635)

  #135655 merged Jun 18, 2025

• gh-127146: Enable large files on Emscripten

  #135635 merged Jun 18, 2025

• [3.14] gh-119180: Only fetch globals and locals if necessary in annotationlib.get_annotations() (GH-135644)

  #135654 merged Jun 18, 2025

• [3.14] gh-127146: Emscripten: Fix pathlib glob_dotdot test (GH-135624)

  #135653 merged Jun 18, 2025

• [3.14] gh-127146: Emscripten: Fix test failure due to missing os.link (GH-135626)

  #135652 merged Jun 18, 2025

• gh-119180: Only fetch globals and locals if necessary in annotationlib.get_annotations()

  #135644 merged Jun 18, 2025

• [3.14] gh-127146: Emscripten: Skip test_url2pathname_resolve_host (GH-135634)

  #135651 merged Jun 18, 2025

• gh-127146: Emscripten: Fix pathlib glob_dotdot test

  #135624 merged Jun 18, 2025

• gh-127146: Emscripten: Fix test failure due to missing os.link

  #135626 merged Jun 18, 2025

• [3.14] gh-127146: Allow ignored keys to be missing in test_sysconfig (GH-135622)

  #135650 merged Jun 18, 2025

• gh-127146: Emscripten: Skip test_url2pathname_resolve_host

  #135634 merged Jun 18, 2025

• gh-127146: Allow ignored keys to be missing in test_sysconfig

  #135622 merged Jun 18, 2025

• gh-135627: Remove documentation for LOAD_CONST_IMMORTAL opcode

  #135632 merged Jun 18, 2025

• gh-133931: Introduce _PyObject_XSetRefDelayed to replace Py_XSETREF

  #134377 merged Jun 17, 2025

• [3.14] gh-132775: Fix Interpreter.call() __main__ Visibility (gh-135595)

  #135638 merged Jun 17, 2025

• add internal asyncio implementation docs

  #135469 merged Jun 17, 2025

• gh-132775: Fix Interpreter.call() __main__ Visibility

  #135595 merged Jun 17, 2025

• gh-134584: Decref elimination for float ops in the JIT

  #134588 merged Jun 17, 2025

• GH-135379: Support limited scalar replacement for replicated uops in the JIT code generator.

  #135563 merged Jun 17, 2025

• [3.14] gh-132815: Add support for JUMP_BACKWARD in specialization stats (GH-135606)

  #135612 merged Jun 17, 2025

• [3.14] gh-134262: Catch both URLError and ConnectionError in retries (GH-135365)

  #135611 merged Jun 17, 2025

• gh-132815: Add support for JUMP_BACKWARD in specialization stats

  #135606 merged Jun 17, 2025

• gh-134262: Catch both URLError and ConnectionError in retries

  #135365 merged Jun 17, 2025

• [3.14] gh-134262: increase retries in Tools/build/generate_sbom.py …

  #135596 merged Jun 17, 2025

• [3.14] gh-134632: Fix build-details.json to use INCLUDEPY path (GH-134633)

  #135605 merged Jun 17, 2025

• gh-134632: Fix build-details.json to use INCLUDEPY path

  #134633 merged Jun 17, 2025

• [3.14] gh-123299: Add PEP 779 to What's New in Python 3.14 (GH-135555)

  #135602 merged Jun 17, 2025

• gh-123299: Add PEP 779 to What's New in Python 3.14

  #135555 merged Jun 17, 2025

• [3.13] gh-135489: Show verbose output for failing tests during PGO profiling step with --enable-optimizations (GH-135512)

  #135600 merged Jun 17, 2025

• [3.14] gh-135489: Show verbose output for failing tests during PGO profiling step with --enable-optimizations (GH-135512)

  #135599 merged Jun 17, 2025

• gh-135489: Allow verbose output for PGO runs in _runtest function

  #135512 merged Jun 17, 2025

• [3.14] gh-135443: Sometimes Fall Back to __main__.__dict__ For Globals (gh-135491)

  #135593 merged Jun 16, 2025

• [3.14] gh-119132: Update 'Using Python on macOS' documentation. (GH-135591)

  #135594 merged Jun 16, 2025

• [3.14] gh-128627: Emscripten: Add missing semicolon in ios detection code (GH-135590)

  #135592 merged Jun 16, 2025

• gh-119132: Update 'Using Python on macOS' documentation.

  #135591 merged Jun 16, 2025

• gh-135443: Sometimes Fall Back to __main__.__dict__ For Globals

  #135491 merged Jun 16, 2025

• gh-128627: Emscripten: Add missing semicolon in ios detection code

  #135590 merged Jun 16, 2025

• Add myself as a codeowner for the object and runtime lifecycle

  #135588 merged Jun 16, 2025

• [3.13] Use replacements to update versions in "Using Python on macOS" (GH-130400)

  #135587 merged Jun 16, 2025

• [3.14] Use replacements to update versions in "Using Python on macOS" (GH-130400)

  #135586 merged Jun 16, 2025

• Use replacements to update versions in "Using Python on macOS"

  #130400 merged Jun 16, 2025

• [3.13] gh-132617: Fix dict.update() mutation check (gh-134815)

  #135582 merged Jun 16, 2025

• [3.14] gh-116738: Make _heapq module thread-safe (GH-135036)

  #135309 merged Jun 16, 2025

• [3.14] gh-132617: Fix dict.update() mutation check (gh-134815)

  #135581 merged Jun 16, 2025

• gh-132617: Fix dict.update() mutation check

  #134815 merged Jun 16, 2025

• [3.14] gh-135513: Fix unused variable warning in crossinterp.c (GH-135514)

  #135577 merged Jun 16, 2025

• gh-135513: Fix unused variable warning in crossinterp.c

  #135514 merged Jun 16, 2025

• [3.14] gh-134160: Split extension module init from PyModule docs; emphasize multi-phase init (GH-135126)

  #135470 merged Jun 16, 2025

• [3.14] gh-119132: Remove "experimental" tag from the CPython free-threading. (gh-135550)

  #135565 merged Jun 16, 2025

• [3.14] GH-135171: Revert async generator expressions behavior

  #135352 merged Jun 16, 2025

• gh-119132: Remove "experimental" tag from the CPython free-threading.

  #135550 merged Jun 16, 2025

• [3.11] gh-127563: use dk_log2_index_bytes=3 in empty dicts (GH-127568) (GH-127813)

  #135463 merged Jun 16, 2025

• [3.13] gh-132969: Fix error/hang when shutdown(wait=False) and task exited abnormally (GH-133222)

  #135343 merged Jun 16, 2025

• [3.14] gh-120608: fix NEWS entry typo (GH-135535)

  #135558 merged Jun 16, 2025

• gh-120608: fix NEWS entry typo

  #135535 merged Jun 16, 2025

• [3.14] gh-127319: Disable port reuse on HTTP, XMLRPC, and logging TCP servers (GH-135405)

  #135538 merged Jun 16, 2025

• gh-131798: JIT: replace _CHECK_METHOD_VERSION with _CHECK_FUNCTION_VERSION_INLINE

  #135022 merged Jun 16, 2025

• [3.14] gh-111178: fix UBSan failures for RemoteUnwinderObject (GH-135539)

  #135547 merged Jun 15, 2025

• [3.13] gh-67022: Document bytes/str inconsistency in email.header.decode_header() and suggest email.headerregistry.HeaderRegistry as a sane alternative (GH-92900)

  #135549 merged Jun 15, 2025

• [3.14] gh-67022: Document bytes/str inconsistency in email.header.decode_header() and suggest email.headerregistry.HeaderRegistry as a sane alternative (GH-92900)

  #135548 merged Jun 15, 2025

• gh-67022: Document bytes/str inconsistency in email.header.decode_header() and suggest email.headerregistry.HeaderRegistry as a sane alternative

  #92900 merged Jun 15, 2025

• [3.14] gh-135371: Clean tags from pointers in all cases in remote debugging module (GH-135534)

  #135545 merged Jun 15, 2025

• gh-111178: fix UBSan failures for RemoteUnwinderObject

  #135539 merged Jun 15, 2025

• [3.14] gh-135361: update documentation for remote_debugger_script audit event (GH-135362)

  #135546 merged Jun 15, 2025

• gh-135361: update documentation for remote_debugger_script audit event

  #135362 merged Jun 15, 2025

• [3.14] gh-135371: Fix asyncio introspection output to include internal coroutine chains (GH-135436)

  #135509 merged Jun 15, 2025

• gh-135371: Clean tags from pointers in all cases in remote debugging module

  #135534 merged Jun 15, 2025

• [3.14] gh-65697: Improved error msg for configparser key validation (GH-135527)

  #135541 merged Jun 15, 2025

• gh-65697: Improved error msg for configparser key validation

  #135527 merged Jun 15, 2025

• gh-127319: Disable port reuse on HTTP, XMLRPC, and logging TCP servers

  #135405 merged Jun 15, 2025

• [3.13] gh-135171: Update documentation for the generator expression (GH-135351)

  #135525 merged Jun 15, 2025

• [3.14] gh-135171: Update documentation for the generator expression (GH-135351)

  #135524 merged Jun 15, 2025

• gh-135171: Update documentation for the generator expression

  #135351 merged Jun 15, 2025

• [3.14] gh-135497: fix MAXLOGNAME detection in configure.ac (GH-135508)

  #135516 merged Jun 14, 2025

• [3.13] gh-135497: fix MAXLOGNAME detection in configure.ac (GH-135508)

  #135517 merged Jun 14, 2025

• gh-135497: fix MAXLOGNAME detection in configure

  #135508 merged Jun 14, 2025

• [3.14] gh-135504: Document LIBZSTD_CFLAGS and LIBZSTD_LIBS config options (GH-135505)

  #135515 merged Jun 14, 2025

• gh-135504: Document LIBZSTD_CFLAGS and LIBZSTD_LIBS config options

  #135505 merged Jun 14, 2025

• gh-135371: Fix asyncio introspection output to include internal coroutine chains

  #135436 merged Jun 14, 2025

• gh-135474: Specialize arithmetic only on compact ints

  #135479 merged Jun 14, 2025

• [3.14] gh-135368: Fix mocks on dataclass specs with instance=True (GH-135421)

  #135503 merged Jun 14, 2025

• gh-135368: Fix mocks on dataclass specs with instance=True

  #135421 merged Jun 14, 2025

• [3.13] gh-135496: Fix f string exclamation mark error typo (GH-135495)

  #135501 merged Jun 14, 2025

• [3.14] gh-135496: Fix f string exclamation mark error typo (GH-135495)

  #135499 merged Jun 14, 2025

• gh-135496: Fix f string exclamation mark error typo

  #135495 merged Jun 14, 2025

• [3.14] gh-132775: Clean Up Cross-Interpreter Error Handling (gh-135369)

  #135492 merged Jun 14, 2025

• [3.14] gh-135437: Account For Duplicate Names in _PyCode_SetUnboundVarCounts() (gh-135438)

  #135493 merged Jun 13, 2025

• gh-135437: Account For Duplicate Names in _PyCode_SetUnboundVarCounts()

  #135438 merged Jun 13, 2025

• gh-132775: Clean Up Cross-Interpreter Error Handling

  #135369 merged Jun 13, 2025

• [3.13] gh-125723: Fix crash with f_locals when generator frame outlive their generator (GH-126956)

  #135453 merged Jun 13, 2025

• [3.13] gh-133439: Fix dot commands with trailing spaces are mistaken for multi-line sqlite statements in the sqlite3 command-line interface (GH-133440)

  #133765 merged Jun 13, 2025

• [3.14] gh-135462: Fix quadratic complexity in processing special input in HTMLParser (GH-135464)

  #135481 merged Jun 13, 2025

• [3.13] gh-135462: Fix quadratic complexity in processing special input in HTMLParser (GH-135464)

  #135482 merged Jun 13, 2025

• gh-135462: Fix quadratic complexity in processing special input in HTMLParser

  #135464 merged Jun 13, 2025

• [3.14] doc: Remove what was essentially duplicate wording. (GH-135431)

  #135440 merged Jun 13, 2025

• [3.13] doc: Remove what was essentially duplicate wording. (GH-135431)

  #135441 merged Jun 13, 2025

• [3.14] gh-135455: Fix version and architecture detection in PC/layout script. (GH-135461)

  #135471 merged Jun 13, 2025

• [3.13] gh-106318: Add example for str.expandtabs() (GH-134525)

  #135477 merged Jun 13, 2025

• [3.14] gh-106318: Add example for str.expandtabs() (GH-134525)

  #135476 merged Jun 13, 2025

• gh-106318: Add example for str.expandtabs()

  #134525 merged Jun 13, 2025

• [3.13] gh-135455: Fix version and architecture detection in PC/layout script. (GH-135461)

  #135472 merged Jun 13, 2025

• gh-135455: Fix version and architecture detection in PC/layout script.

  #135461 merged Jun 13, 2025

• gh-134160: Split extension module init from PyModule docs; emphasize multi-phase init

  #135126 merged Jun 13, 2025

• [3.14] gh-135244: improve wording of uuid8 docs about CSPRNG (GH-135433)

  #135467 merged Jun 13, 2025

• gh-135244: improve wording of uuid8 docs about CSPRNG

  #135433 merged Jun 13, 2025

• [3.14] gh-132969: Fix error/hang when shutdown(wait=False) and task exited abnormally (GH-133222)

  #135344 merged Jun 13, 2025

• gh-126703: add freelist for PyComplexObject's

  #135233 merged Jun 13, 2025

• [3.14] gh-106318: Add example for str.endswith() (GH-134523)

  #135459 merged Jun 13, 2025

• [3.13] gh-106318: Add example for str.endswith() (GH-134523)

  #135460 merged Jun 13, 2025

• gh-106318: Add example for str.endswith()

  #134523 merged Jun 13, 2025

• [3.13] gh-106318: Add example for str.encode() (GH-134520)

  #135458 merged Jun 13, 2025

• [3.14] gh-106318: Add example for str.encode() (GH-134520)

  #135457 merged Jun 13, 2025

• gh-106318: Add example for str.encode()

  #134520 merged Jun 13, 2025

• gh-135308: clarify math.issubnormal() description

  #135324 merged Jun 13, 2025

• gh-134273: Allow setting JIT compiler flags with CFLAGS_JIT

  #134276 merged Jun 12, 2025

• [3.14] Revert "gh-135410: use a critical section around StringIO.__next__ (GH-135412)" (GH-135439)

  #135449 merged Jun 12, 2025

• Revert "gh-135410: use a critical section around StringIO.__next__ (#135412)"

  #135439 merged Jun 12, 2025

• [3.14] gh-135429: Fix the argument mismatch in lsprof throw event (GH-135442)

  #135446 merged Jun 12, 2025

• gh-135429: Fix the argument mismatch in lsprof throw event

  #135442 merged Jun 12, 2025

• Fix doc braino

  #135431 merged Jun 12, 2025

• gh-133390: Support SQL keyword completion for sqlite3 CLI (#133393)

  #135292 merged Jun 12, 2025

• [3.14] gh-134939: Add the concurrent.interpreters Module

  #135414 merged Jun 12, 2025

• [3.14] gh-135410: use a critical section around StringIO.__next__ (GH-135412)

  #135425 merged Jun 12, 2025

• gh-135410: Use a critical section around StringIO.__next__

  #135412 merged Jun 12, 2025

• [3.14] gh-128627: Fix iPad detection in wasm-gc (GH-135388)

  #135419 merged Jun 12, 2025

• gh-128627: Fix iPad detection in wasm-gc

  #135388 merged Jun 12, 2025

• [3.13] Fix presentation of dataclasses' unsafe_hash default value (GH-116532)

  #135417 merged Jun 12, 2025

• [3.14] Fix presentation of dataclasses' unsafe_hash default value (GH-116532)

  #135416 merged Jun 12, 2025

• Fix format of dataclasses' unsafe_hash default value

  #116532 merged Jun 12, 2025

• gh-134939: Add the interpreters Module

  #133958 merged Jun 11, 2025

• [3.9] gh-135374: Update the bundled copy of setuptools to 79.0.1

  #135397 merged Jun 11, 2025

• [3.10] gh-135374: Update the bundled copy of setuptools to 79.0.1

  #135398 merged Jun 11, 2025

• [3.11] gh-135374: Update the bundled copy of setuptools to 79.0.1

  #135396 merged Jun 11, 2025

• [3.13] gh-133264: Correct documentation of how Py_Main and Py_RunMain handle SystemExit (GH-135337)

  #135395 merged Jun 11, 2025

• [3.14] gh-133264: Correct documentation of how Py_Main and Py_RunMain handle SystemExit (GH-135337)

  #135394 merged Jun 11, 2025

• [3.12] gh-132415: Update vendored setuptools in `Lib/test/wheeldata (GH-132887)

  #135393 merged Jun 11, 2025

• gh-133264: Correct documentation of how Py_Main and Py_RunMain handle SystemExit

  #135337 merged Jun 11, 2025

• [3.12] gh-132415: Use shutil.which() in missing_compiler_executable() (GH-132906)

  #135392 merged Jun 11, 2025

• [3.13] GH-135171: Roll back all fixes for GH-127682 as they are not suitable for 3.13

  #135390 merged Jun 11, 2025

• [3.13] gh-132415: Update vendored setuptools in Lib/test/wheeldata (GH-132887)

  #135391 merged Jun 11, 2025

• GH-135379: Remove types from stack items in code generator.

  #135384 merged Jun 11, 2025

• [3.13] Docs: Add note to tutorial clarifying scope (GH-134534)

  #134535 merged Jun 11, 2025

• [3.14] gh-135321: Always raise a correct exception for BINSTRING argument > 0x7fffffff in pickle (GH-135322)

  #135382 merged Jun 11, 2025

• [3.13] gh-135321: Always raise a correct exception for BINSTRING argument > 0x7fffffff in pickle (GH-135322)

  #135383 merged Jun 11, 2025

• gh-127545: Replace _Py_ALIGN_AS(V) by _Py_ALIGNED_DEF(N, T)

  #135209 merged Jun 11, 2025

• gh-135321: Changing data type of size variable for BINSTRING in _pickle

  #135322 merged Jun 11, 2025

• [3.13] gh-128605: Add branch protections for x86_64 in asm_trampoline.S (#128606)

  #135353 merged Jun 11, 2025

• [3.13] gh-133967: Do not normalize locale name 'C.UTF-8' to 'en_US.UTF-8' (GH-135347)

  #135350 merged Jun 11, 2025

• [3.14] gh-133967: Do not normalize locale name 'C.UTF-8' to 'en_US.UTF-8' (GH-135347)

  #135349 merged Jun 11, 2025

• [3.14] gh-135326: Test support of __index__ in random.getrandbits() (GH-135356)

  #135373 merged Jun 11, 2025

• gh-135326: Test support of __index__ in random.getrandbits()

  #135356 merged Jun 11, 2025

• [3.14] gh-91048: Reorder result tuple of parse_code_object (GH-134898)

  #134956 merged Jun 11, 2025

• [3.14] gh-130077: Properly match full soft keywords in the parser (GH-135317)

  #135348 merged Jun 11, 2025

• [3.14] gh-128605: Add branch protections for x86_64 in asm_trampoline.S (#128606)

  #135345 merged Jun 10, 2025

• gh-133967: Do not normalize locale name 'C.UTF-8' to 'en_US.UTF-8'

  #135347 merged Jun 10, 2025

• gh-130077: Properly match full soft keywords in the parser

  #135317 merged Jun 10, 2025

• [3.14] gh-118928: Amend sqlite3 execute*() deprecation notes (GH-135163)

  #135342 merged Jun 10, 2025

• gh-132969: Fix error/hang when shutdown(wait=False) and task exited abnormally

  #133222 merged Jun 10, 2025

• gh-118928: Amend sqlite3 execute*() deprecation notes

  #135163 merged Jun 10, 2025

• [3.14] Docs: fix docstring of email.message.Message.add_header (GH-134355)

  #135339 merged Jun 10, 2025

• [3.13] gh-135326: Restore support of __index__ in random.getrandbits()

  #135332 merged Jun 10, 2025

• Docs: fix docstring of email.message.Message.add_header

  #134355 merged Jun 10, 2025

• [3.13] gh-133157: fix UBSan failures in Parser/pegen.c (GH-134048)

  #135334 merged Jun 10, 2025

• [3.14] gh-133157: remove usage of _Py_NO_SANITIZE_UNDEFINED in Parser/pegen.c (GH-134048)

  #135320 merged Jun 10, 2025

• [3.14] Fix warnings set but not used [-Wunused-but-set-variable] in remote_debug.h (GH-135290)

  #135319 merged Jun 10, 2025

• [3.14] Fix definition of _Py_RemoteDebug_ symbols for static linking (GH-135146)

  #135318 merged Jun 10, 2025

• gh-133157: remove usage of _Py_NO_SANITIZE_UNDEFINED in Parser/pegen.c

  #134048 merged Jun 10, 2025

• Fix warnings set but not used [-Wunused-but-set-variable] in remote_debug.h

  #135290 merged Jun 10, 2025

• Fix definition of _Py_RemoteDebug_ symbols for static linking

  #135146 merged Jun 10, 2025

• [3.14] Heavily comment Python/perf_jit_trampoline.c to improve maintainability (GH-134527)

  #135299 merged Jun 9, 2025

• [3.13] Heavily comment Python/perf_jit_trampoline.c to improve maintainability (GH-134527)

  #135300 merged Jun 9, 2025

• gh-116738: Make _heapq module thread-safe

  #135036 merged Jun 9, 2025

• GH-131296: fix clang-cl warning on Windows in socketmodule.c

  #131821 merged Jun 9, 2025

• [3.14] gh-127833: Reword and expand the Notation section (GH-134443)

  #135301 merged Jun 9, 2025

• gh-127833: Reword and expand the Notation section

  #134443 merged Jun 9, 2025

• gh-135001: Explicitly specify the encoding parameter value of calendar.HTMLCalendar as 'utf-8'

  #135002 merged Jun 9, 2025

• [3.14] bpo-45210: Document that error indicator may be set in tp_dealloc (GH-28358)

  #135298 merged Jun 9, 2025

• gh-133968: Update PyUnicodeWriter_WriteASCII() documentation

  #135297 merged Jun 9, 2025

• [3.14] gh-133968: Add PyUnicodeWriter_WriteASCII() function (#133973)

  #134974 merged Jun 9, 2025

• [3.14] GH-135287: clang-cl PGO builds on Windows fail with could not open '/GENPROFILE' (GH-135289)

  #135296 merged Jun 9, 2025

• GH-135287: clangcl PGO builds on Windows fail with could not open '/GENPROFILE'

  #135289 merged Jun 9, 2025

• gh-131798: Optimize _UNARY_INVERT

  #135222 merged Jun 9, 2025

• [3.14] GH-135171: Fix generator expressions one last time (hopefully)

  #135225 merged Jun 9, 2025

• gh-131316: fix invalid DECREF in _md5.md5.copy()

  #135291 merged Jun 9, 2025

• gh-89373: Document that error indicator may be set in tp_dealloc

  #28358 merged Jun 9, 2025

• gh-135004: rewrite and cleanup blake2module.c

  #135006 merged Jun 9, 2025

• gh-135234: improve _hashlib exceptions when reporting an OpenSSL function failure

  #135250 merged Jun 9, 2025

• [3.13] Use f-strings in csv docs example (GH-135245)

  #135286 merged Jun 9, 2025

• [3.14] Use f-strings in csv docs example (GH-135245)

  #135285 merged Jun 9, 2025

• Use f-strings in csv docs example

  #135245 merged Jun 8, 2025

• [3.13] gh-135276: Refresh zipfile.Path from zipp 3.23 (GH-135277)

  #135279 merged Jun 8, 2025

• [3.13] gh-135263: Fix typo in token.NAME documentation (GH-135275)

  #135281 merged Jun 8, 2025

• [3.14] gh-135263: Fix typo in token.NAME documentation (GH-135275)

  #135280 merged Jun 8, 2025

• [3.14] gh-135276: Refresh zipfile.Path from zipp 3.23 (GH-135277)

  #135278 merged Jun 8, 2025

• gh-135263: Fix typo in token.NAME documentation

  #135275 merged Jun 8, 2025

• gh-135276: Refresh zipfile.Path from zipp 3.23

  #135277 merged Jun 8, 2025

• [3.13] Update tutorial for new "Copy" button (GH-135007)

  #135271 merged Jun 8, 2025

• Add compile_commands.json to .gitignore

  #135111 merged Jun 8, 2025

• [3.14] Update tutorial for new "Copy" button (GH-135007)

  #135270 merged Jun 8, 2025

• Update tutorial for new Copy button

  #135007 merged Jun 8, 2025

• [3.13] gh-134976: document the exception type that can be raised by s[i] (GH-134977)

  #135259 merged Jun 8, 2025

• [3.14] gh-134976: document the exception type that can be raised by s[i] (GH-134977)

  #135258 merged Jun 8, 2025

• gh-134531: refactor _hashlib logic for mapping NIDs to EVP_MD objects

  #135254 merged Jun 8, 2025

• gh-134976: document the exception type that can be raised by s[i]

  #134977 merged Jun 8, 2025

• [3.14] gh-135244: generate UUID random Node ID with a CSPRNG as per RFC 9562, §6.10.3 (GH-135226)

  #135255 merged Jun 8, 2025

• gh-135244: use CSPRNG for random UUID node ID

  #135226 merged Jun 8, 2025

• gh-134531: fix _hashlib clinic directive post GH-134626

  #135249 merged Jun 8, 2025

• [3.14] gh-134151 Fix TypeError in email.utils.decode_params when sorting RFC 2231 continuations (GH-134687)

  #135247 merged Jun 8, 2025

• [3.13] gh-134151 Fix TypeError in email.utils.decode_params when sorting RFC 2231 continuations (GH-134687)

  #135248 merged Jun 8, 2025

• gh-134151 Fix TypeError in email.utils.decode_params() when sorting RFC 2231 continuations

  #134687 merged Jun 8, 2025

• gh-133579: correctly report C curses errors in _curses_panel

  #134629 merged Jun 8, 2025

• gh-131798: JIT: Assign type to sliced string/list/tuple

  #134671 merged Jun 7, 2025

• [3.14] gh-134876: Add fallback for when process_vm_readv fails with ENOSYS (GH-134878)

  #135240 merged Jun 7, 2025

• gh-134876: Add fallback for when process_vm_readv fails with ENOSYS

  #134878 merged Jun 7, 2025

• [3.13] gh-134160: Use PyModuleDef.m_free in the example module xxlimited (GH-135174)

  #135214 merged Jun 7, 2025

• Revert "gh-133390: Support SQL keyword completion for sqlite3 CLI (#133393)" temporarily

  #135232 merged Jun 7, 2025

• gh-131798: JIT: Optimize _CALL_TYPE_1 when the result is known

  #135194 merged Jun 6, 2025

• [3.14] gh-134155: fix AttributeError in email._header_value_parser.get_address (GH-134194)

  #135191 merged Jun 6, 2025

• [3.13] gh-134155: fix AttributeError in email._header_value_parser.get_address (GH-134194)

  #135192 merged Jun 6, 2025

• [3.13] Docs: Update PyExc_* tables in the c-api documentation (GH-131640)

  #135221 merged Jun 6, 2025

• [3.14] Docs: Update PyExc_* tables in the c-api documentation (GH-131640)

  #135220 merged Jun 6, 2025

• Docs: Update PyExc_* tables in the c-api documentation

  #131640 merged Jun 6, 2025

• [3.14] gh-134160: Use PyModuleDef.m_free in the example module xxlimited (GH-135174)

  #135213 merged Jun 6, 2025

• [3.14] gh-57089: Note _layout_ in the bitfield docs (GH-134148)

  #135216 merged Jun 6, 2025

• gh-133390: Support SQL keyword completion for sqlite3 CLI

  #133393 merged Jun 6, 2025

• gh-57089: Note _layout_ in the bitfield docs

  #134148 merged Jun 6, 2025

• [3.13] gh-128605: Revert "Add branch protections for x86_64 in asm_tr…ampoline.S (GH-128606) (GH-135077)" (GH-135175)

  #135203 merged Jun 6, 2025

• gh-134160: Use PyModuleDef.m_free in the example module xxlimited

  #135174 merged Jun 6, 2025

• gh-134891: Add PyUnstable_Unicode_GET_CACHED_HASH

  #134892 merged Jun 6, 2025

• [3.13] feat(docs): type fix - apply pep8 by using docstring instead of comment in the doc. (GH-135181)

  #135211 merged Jun 6, 2025

• [3.14] feat(docs): type fix - apply pep8 by using docstring instead of comment in the doc. (GH-135181)

  #135212 merged Jun 6, 2025

• [3.13] gh-135120: Add test.support.subTests() (GH-135121)

  #135210 merged Jun 6, 2025

• feat(docs): type fix - apply pep8 by using docstring instead of comment in the doc.

  #135181 merged Jun 6, 2025

• [3.14] gh-135120: Add test.support.subTests() (GH-135121)

  #135208 merged Jun 6, 2025

• [3.14] gh-134993: Add os.lstat() to os.supports_dir_fd (GH-135188)

  #135205 merged Jun 6, 2025

• [3.13] gh-134993: Add os.lstat() to os.supports_dir_fd (GH-135188)

  #135206 merged Jun 6, 2025

• [3.14] Fix versionadded directive rendering in c-api/arg.rst (GH-135199)

  #135207 merged Jun 6, 2025

• Fix versionadded directive rendering in c-api/arg.rst

  #135199 merged Jun 6, 2025

• gh-134036: Update test_syntax

  #135204 merged Jun 6, 2025

• gh-134993: Add os.lstat() to os.supports_dir_fd

  #135188 merged Jun 6, 2025

• [3.14] gh-128605: Revert "Add branch protections for x86_64 in asm_tr…ampoline.S (#128606) (#135077)"

  #135175 merged Jun 6, 2025

• gh-135120: Add test.support.subTests()

  #135121 merged Jun 6, 2025

• [3.14] gh-135155: Added dependencies required for compiling the _zstd module (GH-135156)

  #135197 merged Jun 6, 2025

• gh-134036: Improve error messages for invalid raise statements

  #134077 merged Jun 6, 2025

• gh-135155: Added dependencies required for compiling the _zstd module

  #135156 merged Jun 6, 2025

• [3.13] gh-135151: Fix incorrect packaging of pyconfig.h in Windows installer

  #135180 merged Jun 5, 2025

• [3.14] gh-134889: Fix handling of a few opcodes when optimizing LOAD_FAST (#134958)

  #135187 merged Jun 5, 2025

• GH-132554: Fix tier2 FOR_ITER implementation and optimizations

  #135137 merged Jun 5, 2025

• [3.14] gh-135166: Fix exception type expected by test.test_zstd (GH-135167)

  #135189 merged Jun 5, 2025

• gh-134155: fix AttributeError in email._header_value_parser.get_address

  #134194 merged Jun 5, 2025

• gh-135166: fix exception type capture in test.test_zstd

  #135167 merged Jun 5, 2025

• gh-135161: Remove redundant NULL check for 'exc' after dereference in ceval.c

  #135162 merged Jun 5, 2025

• [3.13] gh-134989: Fix Py_RETURN_NONE in the limited C API (GH-135165)

  #135182 merged Jun 5, 2025

• [3.14] gh-134938: Add set_pledged_input_size() to ZstdCompressor (GH-135010)

  #135173 merged Jun 5, 2025

• [3.13] gh-131884: Fix incorrect formatting in json.dumps() when using indent and skipkeys=True (GH-132200)

  #135061 merged Jun 5, 2025

• [3.14] gh-131884: Fix incorrect formatting in json.dumps() when using indent and skipkeys=True (GH-132200)

  #135060 merged Jun 5, 2025

• [3.14] gh-134989: Fix Py_RETURN_NONE in the limited C API (GH-135165)

  #135178 merged Jun 5, 2025

• gh-134989: Fix Py_RETURN_NONE in the limited C API

  #135165 merged Jun 5, 2025

• gh-134938: Add set_pledged_input_size to ZstdCompressor

  #135010 merged Jun 5, 2025

• [3.13] gh-135124: Change stdout errors in regrtest worker process (GH-135138)

  #135169 merged Jun 5, 2025

• [3.14] gh-135124: Change stdout errors in regrtest worker process (GH-135138)

  #135168 merged Jun 5, 2025

• [3.13] gh-131531: android.py enhancements to support cibuildwheel (GH-132870)

  #135164 merged Jun 5, 2025

• gh-135124: Change stdout errors in regrtest worker process

  #135138 merged Jun 5, 2025

• [3.14] gh-131531: android.py enhancements to support cibuildwheel (GH-132870)

  #135158 merged Jun 5, 2025

• gh-131531: android.py enhancements to support cibuildwheel

  #132870 merged Jun 5, 2025

• gh-134889: Fix handling of a few opcodes when optimizing LOAD_FAST

  #134958 merged Jun 4, 2025

• [3.14] gh-135144: Add _remote_debugging to the MSI (legacy) Windows installers. (GH-135145)

  #135150 merged Jun 4, 2025

• gh-135144: Add _remote_debugging to the MSI (legacy) Windows installers.

  #135145 merged Jun 4, 2025

• Update the devcontainer image to the latest version

  #135143 merged Jun 4, 2025

• [3.14] gh-129876: Update IDLE News3.txt to May 2025 (GH-135139)

  #135140 merged Jun 4, 2025

• [3.13] gh-129876: Update IDLE News3.txt to May 2025 (GH-135139)

  #135141 merged Jun 4, 2025

• gh-129876: Update IDLE News3.txt to May 2025

  #135139 merged Jun 4, 2025

• [3.13] gh-134989: Implement PyObject_DelAttr() as a macro in the limited C API (GH-135021)

  #135134 merged Jun 4, 2025

• [3.13] gh-133256: Add _Py_NONSTRING macro (#133257)

  #135135 merged Jun 4, 2025

• [3.14] gh-134989: Implement PyObject_DelAttr() as a macro in the limited C API (GH-135021)

  #135133 merged Jun 4, 2025

• [3.13] gh-126483: disable warnings filters mutation in concurrent test (GH-132694)

  #135132 merged Jun 4, 2025

• [3.14] gh-126483: disable warnings filters mutation in concurrent test (GH-132694)

  #135131 merged Jun 4, 2025

• [3.14] gh-135074: Fix exception messages in test.support module (GH-135076)

  #135129 merged Jun 4, 2025

• [3.13] gh-135074: Fix exception messages in test.support module (GH-135076)

  #135130 merged Jun 4, 2025

• [3.14] gh-135108: Fix utmp.h inclusion in posixmodule.c on NetBSD (GH-135109)

  #135127 merged Jun 4, 2025

• [3.13] gh-135108: Fix utmp.h inclusion in posixmodule.c on NetBSD (GH-135109)

  #135128 merged Jun 4, 2025

• gh-134989: Implement PyObject_DelAttr() as a macro in the limited C API

  #135021 merged Jun 4, 2025

• gh-126483: disable warnings filters mutation in concurrent test_check…

  #132694 merged Jun 4, 2025

• gh-135074: Fix exception messages in test.support module

  #135076 merged Jun 4, 2025

• gh-135108: Fix utmp.h inclusion in posixmodule.c on NetBSD

  #135109 merged Jun 4, 2025

• [3.13] gh-134160: Improve multi-phase init note on isolation & subinterpreters (GH-134775)

  #134983 merged Jun 4, 2025

• [3.14] gh-135099: Only wait on _PyOS_SigintEvent() in main thread (GH-135100)

  #135116 merged Jun 4, 2025

• [3.14] Use a more clear example for the PEP 758 what's new section (GH-135118)

  #135119 merged Jun 4, 2025

• Use a more clear example for the PEP 758 what's new section

  #135118 merged Jun 4, 2025

• gh-135099: Only wait on _PyOS_SigintEvent() in main thread

  #135100 merged Jun 4, 2025

• gh-135103: Remove an unused local variable in Lib/code.py

  #135104 merged Jun 4, 2025

• [3.14] gh-135101: When choosing the default simulator device, don't use simctl --set testing (GH-135102)

  #135113 merged Jun 4, 2025

• [3.13] gh-135101: When choosing the default simulator device, don't use simctl --set testing (GH-135102)

  #135114 merged Jun 4, 2025

• gh-135101: When choosing the default simulator device, don't use simctl --set testing

  #135102 merged Jun 4, 2025

• [3.13] Backport PyManager support to PC/layout script

  #135096 merged Jun 3, 2025

• [3.14] gh-127081: use getlogin_r if available (gh-132751)

  #135097 merged Jun 3, 2025

• [3.13] gh-127081: use getlogin_r if available (gh-132751)

  #135098 merged Jun 3, 2025

• gh-127081: use getlogin_r if available

  #132751 merged Jun 3, 2025

• [3.9] gh-135034: Normalize link targets in tarfile, add os.path.realpath(strict='allow_missing') (GH-135037)

  #135084 merged Jun 3, 2025

• [3.10] gh-135034: Normalize link targets in tarfile, add os.path.realpath(strict='allow_missing') (GH-135037)

  #135070 merged Jun 3, 2025

• [3.14] gh-134248 test_getallocatedblocks pre-check to ignore immortalized strings (GH-134871)

  #135095 merged Jun 3, 2025

• gh-134248 test_getallocatedblocks pre-check to ignore immortalized strings

  #134871 merged Jun 3, 2025

• [3.11] gh-135034: Normalize link targets in tarfile, add os.path.realpath(strict='allow_missing') (GH-135037)

  #135068 merged Jun 3, 2025

• [3.12] gh-135034: Remove test_realpath_permission

  #135093 merged Jun 3, 2025

• [3.9] gh-128840: Fix parsing long IPv6 addresses with embedded IPv4 address (GH-134836)

  #135090 merged Jun 3, 2025

• [3.12] gh-128840: Fix parsing long IPv6 addresses with embedded IPv4 address (GH-134836)

  #134847 merged Jun 3, 2025

• [3.11] gh-128840: Fix parsing long IPv6 addresses with embedded IPv4 address (GH-134836)

  #135091 merged Jun 3, 2025

• [3.10] gh-128840: Fix parsing long IPv6 addresses with embedded IPv4 address (GH-134836)

  #135089 merged Jun 3, 2025

• [3.9] gh-123409: fix IPv6Address.reverse_pointer for IPv4-mapped addresses (GH-123419)

  #135085 merged Jun 3, 2025

• [3.12] gh-123409: fix IPv6Address.reverse_pointer for IPv4-mapped addresses (GH-123419)

  #135086 merged Jun 3, 2025

• [3.11] gh-123409: fix IPv6Address.reverse_pointer for IPv4-mapped addresses (GH-123419)

  #135087 merged Jun 3, 2025

• [3.10] gh-123409: fix IPv6Address.reverse_pointer for IPv4-mapped addresses (GH-123419)

  #135088 merged Jun 3, 2025

• [3.12] gh-135034: Normalize link targets in tarfile, add os.path.realpath(strict='allow_missing') (GH-135037)

  #135066 merged Jun 3, 2025

• [3.13] gh-135034: Normalize link targets in tarfile, add os.path.realpath(strict='allow_missing') (GH-135037)

  #135064 merged Jun 3, 2025

• [3.9] gh-128840: Limit the number of parts in IPv6 address parsing (GH-128841)

  #134615 merged Jun 3, 2025

• [3.10] gh-128840: Limit the number of parts in IPv6 address parsing (GH-128841)

  #134614 merged Jun 3, 2025

• [3.11] gh-128840: Limit the number of parts in IPv6 address parsing (GH-128841)

  #134613 merged Jun 3, 2025

• [3.13] gh-128605: Add branch protections for x86_64 in asm_trampoline.S (GH-128606) (GH-135077)

  #135083 merged Jun 3, 2025

• [3.10] gh-87799: Improve the textual representation of IPv4-mapped IPv6 addresses (GH-29345)

  #135079 merged Jun 3, 2025

• [3.9] gh-87799: Improve the textual representation of IPv4-mapped IPv6 addresses (GH-29345)

  #135078 merged Jun 3, 2025

• [3.12] gh-87799: Improve the textual representation of IPv4-mapped IPv6 addresses (GH-29345)

  #135081 merged Jun 3, 2025

• [3.11] gh-87799: Improve the textual representation of IPv4-mapped IPv6 addresses (GH-29345)

  #135080 merged Jun 3, 2025

• [3.14] gh-128605: Add branch protections for x86_64 in asm_trampoline.S (#128606)

  #135077 merged Jun 3, 2025

• [3.14] gh-135028: Increase parser MAXSTACK for nested parenthesis (GH-135031)

  #135059 merged Jun 3, 2025

• [3.14] gh-135034: Normalize link targets in tarfile, add os.path.realpath(strict='allow_missing') (gh-135037)

  #135065 merged Jun 3, 2025

• gh-135034: Normalize link targets in tarfile, add os.path.realpath(strict='allow_missing')

  #135037 merged Jun 3, 2025

• [3.13] gh-134875: Fix mimallc build error for the old compilers (gh-134994)

  #135054 merged Jun 3, 2025

• [3.14] gh-134875: Fix mimallc build error for the old compilers (gh-134994)

  #135053 merged Jun 3, 2025

• gh-131884: Fix incorrect formatting in json.dumps() when using indent and skipkeys=True

  #132200 merged Jun 3, 2025

• gh-128605: Add branch protections for x86_64 in asm_trampoline.S

  #128606 merged Jun 3, 2025

• gh-135028: Increase parser MAXSTACK for nested parenthesis

  #135031 merged Jun 3, 2025

• [3.14] gh-134830: Fix reference in Doc/extending/windows.rst (GH-134831)

  #135058 merged Jun 3, 2025

• gh-134875: Fix mimallc build error for the old compilers

  #134994 merged Jun 2, 2025

• gh-134830: Fix reference in Doc/extending/windows.rst

  #134831 merged Jun 2, 2025

• [3.14] gh-132813: Improve error messages for incorrect types and values of csv.Dialog attributes (GH-133241)

  #135050 merged Jun 2, 2025

• [3.14] gh-133454: Mark test_queue tests with many threads as bigmem (gh-134575)

  #135046 merged Jun 2, 2025

• [3.13] gh-133454: Mark test_queue tests with many threads as bigmem (gh-134575)

  #135047 merged Jun 2, 2025

• [3.14] gh-74232: Add a note about roundtrip of non-float numerics in CSV (GH-134963)

  #135048 merged Jun 2, 2025

• [3.13] gh-74232: Add a note about roundtrip of non-float numerics in CSV (GH-134963)

  #135049 merged Jun 2, 2025

• gh-132813: Improve error messages for incorrect types and values of csv.Dialog attributes

  #133241 merged Jun 2, 2025

• gh-74232: Add a note about roundtrip of non-float numerics in CSV

  #134963 merged Jun 2, 2025

• gh-133454: Mark test_queue tests with many threads as bigmem

  #134575 merged Jun 2, 2025

• [3.13] gh-133489: Remove size restrictions on getrandbits() and randbytes() (GH-133658)

  #134965 merged Jun 2, 2025

• [3.13] gh-134908: Protect textiowrapper_iternext with critical section (gh-134910)

  #135040 merged Jun 2, 2025

• [3.14] gh-134908: Protect textiowrapper_iternext with critical section (gh-134910)

  #135039 merged Jun 2, 2025

• [3.14] Remove newline in Doc/c-api/lifecycle.rst for gettext builder (GH-135013)

  #135038 merged Jun 2, 2025

• Remove newline in Doc/c-api/lifecycle.rst for gettext builder

  #135013 merged Jun 2, 2025

• gh-66234: Add flag to disable the use of mmap in dbm.gnu

  #135005 merged Jun 2, 2025

• gh-134908: protect textiowrapper_iternext with critical section

  #134910 merged Jun 2, 2025

• [3.9] bpo-43757: Make pathlib use os.path.realpath() to resolve symlinks in a path (GH-25264)

  #135035 merged Jun 2, 2025

• [3.9] gh-134062: Fix hash collisions in IPv4Network and IPv6Network (GH-134063)

  #134481 merged Jun 2, 2025

• [3.9] gh-133767: Fix use-after-free in the unicode-escape decoder with an error handler (GH-129648) (GH-133944)

  #134346 merged Jun 2, 2025

• [3.9] gh-80222: Fix email address header folding with long quoted-string (GH-122753) (GH-129111)

  #132371 merged Jun 2, 2025

• [3.10] gh-134062: Fix hash collisions in IPv4Network and IPv6Network (GH-134063)

  #134480 merged Jun 2, 2025

• [3.10] gh-133767: Fix use-after-free in the unicode-escape decoder with an error handler (GH-129648) (GH-133944)

  #134345 merged Jun 2, 2025

• [3.11] gh-134062: Fix hash collisions in IPv4Network and IPv6Network (GH-134063)

  #134479 merged Jun 2, 2025

• [3.11] gh-133767: Fix use-after-free in the unicode-escape decoder with an error handler (GH-129648) (GH-133944)

  #134341 merged Jun 2, 2025

• [3.13] gh-130999: Avoid exiting the new REPL when there are non-string candidates for suggestions (gh-131001)

  #135020 merged Jun 2, 2025

• [3.14] gh-130999: Avoid exiting the new REPL when there are non-string candidates for suggestions (gh-131001)

  #135019 merged Jun 2, 2025

• gh-130999: Fix globals() poisoning in test_traceback

  #135030 merged Jun 2, 2025

• gh-123471: Make concurrent iteration over itertools.cycle safe under free-threading

  #131212 merged Jun 2, 2025

• gh-117852: eagerly check arguments to asyncgen.athrow()

  #134868 merged Jun 2, 2025

• gh-130662: accept leading zeros in precision/width for Decimal's formatting

  #132549 merged Jun 2, 2025

• gh-130662: accept leading zeros in precision/width for Fraction's formatting

  #130663 merged Jun 2, 2025

• gh-130999: Avoid exiting the new REPL when there are non-string candidates for suggestions

  #131001 merged Jun 2, 2025

• [3.13] gh-122153: indicate that Windows does not support socket.{send,recv}_fds (GH-134960)

  #135017 merged Jun 2, 2025

• [3.14] gh-122153: indicate that Windows does not support socket.{send,recv}_fds (GH-134960)

  #135018 merged Jun 2, 2025

• gh-132908: Add math.isnormal/issubnormal() functions

  #132935 merged Jun 2, 2025

• gh-122153: indicate that Windows does not support socket.{send,recv}_fds

  #134960 merged Jun 2, 2025

• [3.14] gh-134449: fix grammar for precision_with_grouping in format description (GH-134608)

  #135015 merged Jun 2, 2025

• gh-134449: fix grammar for precision_with_grouping in format description

  #134608 merged Jun 2, 2025

• gh-134978: deprecate string keyword parameter for hash function constructors

  #134979 merged Jun 2, 2025

• gh-130478: Fixed HACL compilation failure on macOS Silicon

  #134188 merged Jun 1, 2025

• [3.10] gh-126500: test_ssl: Don't stop ThreadedEchoServer on OSError in ConnectionHandler; rely on __exit__ (GH-126503) (GH-126572)

  #134030 merged Jun 1, 2025

• gh-134004: Dbm vacuuming

  #134028 merged Jun 1, 2025

• [3.14] gh-132983: Minor fixes and clean up for the _zstd module (GH-134930)

  #134998 merged Jun 1, 2025

• [3.13] gh-133503: clarify compileall -s/-p docs (GH-134756)

  #134996 merged Jun 1, 2025

• [3.13] gh-134696: align OpenSSL and HACL*-based hash functions constructors AC signatures (GH-134713)

  #134962 merged Jun 1, 2025

• [3.14] gh-134696: align OpenSSL and HACL*-based hash functions constructors AC signatures (GH-134713)

  #134961 merged Jun 1, 2025

• [3.14] gh-133503: clarify compileall -s/-p docs (GH-134756)

  #134997 merged Jun 1, 2025

• gh-132983: Minor fixes and clean up for the _zstd module

  #134930 merged Jun 1, 2025

• gh-133503: Update compileall.rst's documentation of -s and -p for clarity,

  #134756 merged Jun 1, 2025

• [3.14] gh-134970: Fix exception message in argparse module (GH-134971)

  #134991 merged Jun 1, 2025

• gh-134970: Fix exception message in argparse module

  #134971 merged Jun 1, 2025

• [3.14] gh-133489: Remove size restrictions on getrandbits() and randbytes() (GH-133658)

  #134964 merged Jun 1, 2025

• [3.14] gh-133891: Add missing error check to SET_COUNT macro in _testinternalcapi.c (GH-133892)

  #134988 merged May 31, 2025

• gh-133891: Add missing error check to SET_COUNT macro in _testinternalcapi.c

  #133892 merged May 31, 2025

• [3.14] gh-134835: Remove outdated list from howto/urllib2.rst (GH-134844)

  #134984 merged May 31, 2025

• [3.13] gh-134835: Remove outdated list from howto/urllib2.rst (GH-134844)

  #134985 merged May 31, 2025

• gh-134835: Remove outdated list from howto/urllib2.rst

  #134844 merged May 31, 2025

• [3.14] gh-134160: Improve multi-phase init note on isolation & subinterpreters (GH-134775)

  #134932 merged May 31, 2025

• [3.14] gh-134954: Hard-cap max file descriptors in subprocess test fd_status (GH-134955)

  #134980 merged May 31, 2025

• [3.13] gh-134954: Hard-cap max file descriptors in subprocess test fd_status (GH-134955)

  #134981 merged May 31, 2025

• gh-134954: Hard-cap max file descriptors in subprocess test fd_status

  #134955 merged May 31, 2025

• [3.14] Improve format of InternalDocs/exception_handling.md (GH-134969)

  #134975 merged May 31, 2025

• Improve format of InternalDocs/exception_handling.md

  #134969 merged May 31, 2025

• skip test for sys._stdlib_dir if that is not present

  #134973 merged May 31, 2025

• Skip test as cpython_only that checks whether setattr interns the attribute or not

  #134972 merged May 31, 2025

• gh-133968: Use private unicode writer for json

  #133832 merged May 31, 2025

• gh-134696: fix hashlib FIPS-only BLAKE-2 buildbot

  #134968 merged May 31, 2025

• gh-108885: Use subtests for doctest examples run by unittest

  #134890 merged May 31, 2025

• [3.13] gh-134918: Fix and improve doctest's documentation (GH-134919)

  #134967 merged May 31, 2025

• [3.14] gh-134918: Fix and improve doctest's documentation (GH-134919)

  #134966 merged May 31, 2025

• gh-134918: Fix and improve doctest's documentation

  #134919 merged May 31, 2025

• gh-133489: Remove size restrictions on getrandbits() and randbytes()

  #133658 merged May 31, 2025

• gh-134696: align OpenSSL and HACL*-based hash functions constructors AC signatures

  #134713 merged May 31, 2025

• gh-134718: Omit optional Load() values in ast.dump()

  #134934 merged May 31, 2025

• gh-91048: Reorder result tuple of parse_code_object

  #134898 merged May 31, 2025

• [3.13] GH-106235: Clarify parse_known_args documentation by removing "remaining" (GH-126921)

  #134914 merged May 30, 2025

• [3.14] GH-106235: Clarify parse_known_args documentation by removing "remaining" (GH-126921)

  #134913 merged May 30, 2025

• [3.14] gh-134923: Use /GENPROFILE and /USEPROFILE for Windows PGO builds (GH-134924)

  #134950 merged May 30, 2025

• [3.13] gh-134923: Use /GENPROFILE and /USEPROFILE for Windows PGO builds (GH-134924)

  #134951 merged May 30, 2025

• gh-134923: Use /GENPROFILE and /USEPROFILE for Windows PGO builds

  #134924 merged May 30, 2025

• [3.14] gh-132775: Expand the Capability of Interpreter.call() (gh-133484)

  #134933 merged May 30, 2025

• rearrange my gitingore addition w/comment to make backporting easier

  #134945 merged May 30, 2025

• [3.14] .gitignore personal Claude Code configs (GH-134942)

  #134944 merged May 30, 2025

• .gitignore personal Claude Code configs

  #134942 merged May 30, 2025

• [3.13] gh-134733: Fix documentation for the show_empty option of ast.dump() (GH-134925)

  #134941 merged May 30, 2025

• [3.14] gh-134733: Fix documentation for the show_empty option of ast.dump() (GH-134925)

  #134940 merged May 30, 2025

• gh-134733: Fix documentation for the show_empty option of ast.dump()

  #134925 merged May 30, 2025

• [3.13] gh-134718: Fix ast.dump() for empty non-default values (GH-134926)

  #134936 merged May 30, 2025

• [3.14] gh-134718: Fix ast.dump() for empty non-default values (GH-134926)

  #134931 merged May 30, 2025

• gh-132775: Expand the Capability of Interpreter.call()

  #133484 merged May 30, 2025

• gh-134160: Improve multi-phase init note on isolation & subinterpreters

  #134775 merged May 30, 2025

• gh-134718: Fix ast.dump() for empty non-default values

  #134926 merged May 30, 2025

• GH-134879: Fix INSTRUMENT_FOR_ITER for list/tuple

  #134897 merged May 30, 2025

• gh-134586: mark _mi_assert_fail as noreturn, cold and throw

  #134624 merged May 30, 2025

• [3.14] gh-134885: zstd: Use Py_XSETREF (GH-134886)

  #134922 merged May 30, 2025

• [3.14] gh-134857: Improve error report for doctests run with unittest (GH-134858)

  #134903 merged May 30, 2025

• gh-134745: Change PyThread_allocate_lock() implementation to PyMutex

  #134747 merged May 30, 2025

• gh-134885: zstd: Use Py_XSETREF

  #134886 merged May 30, 2025

• [3.13] Doc: remove unnecessary section header (GH-134917)

  #134921 merged May 30, 2025

• [3.14] Doc: remove unnecessary section header (GH-134917)

  #134920 merged May 30, 2025

• Doc: remove unnecessary section header

  #134917 merged May 30, 2025

• [3.14] gh-134768: Fix definition of mt_continue_should_break() (GH-134769)

  #134916 merged May 30, 2025

• [3.14] gh-134906: Document CompressionParameter.content_size_flag (GH-134907)

  #134915 merged May 30, 2025

• gh-134768: Fix definition of mt_continue_should_break()

  #134769 merged May 30, 2025

• gh-134906: Document CompressionParameter.content_size_flag

  #134907 merged May 30, 2025

• [3.13] ast docs: Fix description of ast.Constant (GH-134741)

  #134912 merged May 30, 2025

• [3.14] ast docs: Fix description of ast.Constant (GH-134741)

  #134911 merged May 30, 2025

• ast docs: Fix description of ast.Constant

  #134741 merged May 30, 2025

• GH-106235: Clarify parse_known_args documentation by removing "remaining"

  #126921 merged May 30, 2025

• gh-134857: Improve error report for doctests run with unittest

  #134858 merged May 29, 2025

• [3.14] gh-132775: Fix _PyFunctIon_VerifyStateless() (GH-134900)

  #134901 merged May 29, 2025

• gh-132775: Fix _PyFunctIon_VerifyStateless()

  #134900 merged May 29, 2025

• [3.14] GH-133912: Fix PyObject_GenericSetDict to handle inline values (GH-134725)

  #134859 merged May 29, 2025

• gh-134771: Fix time_clockid_converter() on Cygwin.

  #134772 merged May 29, 2025

• gh-133968: Add PyUnicodeWriter_WriteASCII() function

  #133973 merged May 29, 2025

• [3.13] gh-133260: Remove claim that PyUnicode_InternFromString immortalizes (GH-134213)

  #134884 merged May 29, 2025

• [3.14] gh-133260: Remove claim that PyUnicode_InternFromString immortalizes (GH-134213)

  #134883 merged May 29, 2025

• gh-133260: Remove claim that PyUnicode_InternFromString immortalizes

  #134213 merged May 29, 2025

• gh-133866: remove deprecated and undocumented function ctypes.SetPointerType

  #133869 merged May 29, 2025

• [3.14] gh-69011: : clarify & deduplicate ctypes.create_*_buffer docs (GH-132858)

  #134881 merged May 29, 2025

• [3.13] gh-69011: : clarify & deduplicate ctypes.create_*_buffer docs (GH-132858)

  #134882 merged May 29, 2025

• gh-69011: ctypes.create_*_buffer clarify NUL termination character inclusion

  #132858 merged May 29, 2025

• [3.14] gh-134262: Add retries to generate_sbom.py (GH-134263)

  #134460 merged May 28, 2025

• [3.14] gh-134262: Add retries to downloads in PCbuild\get_external.py (GH-134820)

  #134865 merged May 28, 2025

• gh-134262: Fix off by one errors in download retry functions

  #134867 merged May 28, 2025

• [3.13] gh-134262: Add retries to downloads in PCbuild\get_external.py (GH-134820)

  #134866 merged May 28, 2025

• gh-134262: Add retries to downloads in PCbuild\get_external.py

  #134820 merged May 28, 2025

• Add a tool to benchmark external inspection

  #134810 merged May 28, 2025

• GH-133912: Fix PyObject_GenericSetDict to handle inline values

  #134725 merged May 28, 2025

• [3.14] gh-108885: Imporove tests for doctest (GH-134832)

  #134855 merged May 28, 2025

• [3.13] gh-108885: Imporove tests for doctest (GH-134832)

  #134856 merged May 28, 2025

• gh-108885: Imporove tests for doctest

  #134832 merged May 28, 2025

• gh-108512: Add and use new replacements for PySys_GetObject()

  #111035 merged May 28, 2025

• [3.14] GH-134848: Use a set to store AuditEvents.sources (GH-134849)

  #134853 merged May 28, 2025

• [3.13] GH-134848: Use a set to store AuditEvents.sources (GH-134849)

  #134854 merged May 28, 2025

• GH-134848: Use a set to store AuditEvents.sources

  #134849 merged May 28, 2025

• [3.14] gh-132983: Convert dict_content to take Py_buffer in ZstdDict() (GH-133924)

  #134723 merged May 28, 2025

• [3.14] gh-132983: Split _zstd_set_c_parameters (GH-133921)

  #134838 merged May 28, 2025

• [3.14] gh-133711: Fix test_readline.test_nonascii() for UTF-8 Mode (GH-134841)

  #134851 merged May 28, 2025

• [3.13] gh-133711: Fix test_readline.test_nonascii() for UTF-8 Mode (GH-134841)

  #134852 merged May 28, 2025

• [3.14] gh-128840: Fix parsing long IPv6 addresses with embedded IPv4 address (GH-134836)

  #134845 merged May 28, 2025

• [3.14] gh-133711: Fix test_regrtest for PYTHONUTF8=1 (GH-134839)

  #134842 merged May 28, 2025

• [3.13] gh-128840: Fix parsing long IPv6 addresses with embedded IPv4 address (GH-134836)

  #134846 merged May 28, 2025

• [3.13] gh-133711: Fix test_regrtest for PYTHONUTF8=1 (GH-134839)

  #134843 merged May 28, 2025

• gh-133711: Fix test_readline.test_nonascii() for UTF-8 Mode

  #134841 merged May 28, 2025

• gh-133711: Log Windows OEM code page in test.pythoninfo

  #134840 merged May 28, 2025

• gh-128840: Fix parsing long IPv6 addresses with embedded IPv4 address

  #134836 merged May 28, 2025

• gh-133711: Fix test_regrtest for PYTHONUTF8=1

  #134839 merged May 28, 2025

• gh-132983: Split _zstd_set_c_parameters

  #133921 merged May 28, 2025

• gh-128629: Add _Py_PACK_VERSION for CPython's own definitions

  #134247 merged May 28, 2025

• [3.14] gh-134817: Document [Timed]RotatingFileHandler shouldRollover method (GH-134818)

  #134823 merged May 28, 2025

• [3.13] gh-134817: Document [Timed]RotatingFileHandler shouldRollover method (GH-134818)

  #134824 merged May 28, 2025

• [3.13] gh-134744: Fix fcntl error handling (GH-134748) (GH-134795)

  #134798 merged May 28, 2025

• [3.13] gh-134160: Block multiple module initialization (GH-134773)

  #134828 merged May 28, 2025

• [3.14] gh-134160: Block multiple module initialization (GH-134773)

  #134827 merged May 28, 2025

• gh-134160: Block multiple module initialization

  #134773 merged May 28, 2025

• [3.14] Update outdated statement from math about C standard (GH-134621)

  #134825 merged May 28, 2025

• [3.13] Update outdated statement from math about C standard (GH-134621)

  #134826 merged May 28, 2025

• Update outdated statement from math about C standard

  #134621 merged May 28, 2025

• (gh-134817) Documents [Timed]RotatingFileHandler shouldRollover method

  #134818 merged May 28, 2025

• [3.14] Fix typing.TYPE_CHECKING docs to reflect PEP 649. (GH-134813)

  #134822 merged May 28, 2025

• Fix typing.TYPE_CHECKING docs to reflect PEP 649.

  #134813 merged May 28, 2025

• gh-127266: avoid data races when updating type slots v2

  #133177 merged May 28, 2025

• gh-134580: Modernizing difflib.HtmlDiff for HTML Output

  #134581 merged May 28, 2025

• [3.14] gh-134679: Fix assertion failure in QSBR (gh-134811)

  #134814 merged May 27, 2025

• gh-134679: Fix assertion failure in QSBR

  #134811 merged May 27, 2025

• [3.14] GH-134774: fix 'Py_DEBUG': macro redefinition warnings for Windows debug builds

  #134791 merged May 27, 2025

• [3.13] gh-134789: Document del s[i] operation for mutable sequences (GH-134804)

  #134809 merged May 27, 2025

• [3.14] gh-134789: Document del s[i] operation for mutable sequences (GH-134804)

  #134808 merged May 27, 2025

• gh-134789: Document del s[i] operation for mutable sequences

  #134804 merged May 27, 2025

• gh-131798: Optimize _ITER_CHECK_TUPLE

  #134803 merged May 27, 2025

• [3.14] gh-132917: fix data race on last_mem in free-threading gc (GH-134692)

  #134802 merged May 27, 2025

• [3.13] GH-128161: Fix refleak introduced in GH-134788

  #134799 merged May 27, 2025

• gh-132917: fix data race on last_mem in free-threading gc

  #134692 merged May 27, 2025

• gh-134043: add _PyObject_GetMethodStackRef

  #134044 merged May 27, 2025

• [3.14] gh-134744: Fix fcntl error handling (#134748)

  #134795 merged May 27, 2025

• [3.14] gh-132775: Always Set __builtins__ In _PyFunction_FromXIData() (gh-134758)

  #134794 merged May 27, 2025

• gh-134262: increase retries in Tools/build/generate_sbom.py

  #134558 merged May 27, 2025

• [3.14] gh-133678: Document C API third party tools (GH-134526)

  #134793 merged May 27, 2025

• [3.13] gh-133678: Document C API third party tools (GH-134526)

  #134792 merged May 27, 2025

• gh-132775: Always Set __builtins__ In _PyFunction_FromXIData()

  #134758 merged May 27, 2025

• gh-133678: Document C API third party tools

  #134526 merged May 27, 2025

• GH-132554: "Virtual" iterators

  #132555 merged May 27, 2025

• [3.13] gh-128161: Remove redundant GET_ITER from list comprehension code (GH-134778)

  #134788 merged May 27, 2025

• gh-134744: Fix fcntl error handling

  #134748 merged May 27, 2025

• Update README.rst informations from 3.14 to 3.15

  #134649 merged May 27, 2025

• [3.14] GH-128161: Remove redundant GET_ITER from list comprehension code

  #134778 merged May 27, 2025

• [3.13] Add CODEOWNERS and YAML to end-of-file-fixer and trailing-whitespace (GH-134730)

  #134787 merged May 27, 2025

• gh-133579: consistently report C curses function failures

  #134327 merged May 27, 2025

• [3.14] gh-62824: Adjust test_alias_modules_exist test to use imports instead of file checks (GH-134777)

  #134781 merged May 27, 2025

• [3.13] gh-134210: handle signals in _curses.window.getch (GH-134326)

  #134784 merged May 27, 2025

• [3.14] gh-134210: handle signals in _curses.window.getch (GH-134326)

  #134783 merged May 27, 2025

• [3.14] gh-134752: Improve speed of test_tokenize.StringPrefixTest.test_prefixes. (GH-134766)

  #134782 merged May 27, 2025

• gh-134210: refactor signal handling in _curses.window.{get_wch,getkey}

  #134646 merged May 27, 2025

• gh-134210: handle signals in _curses.window.getch

  #134326 merged May 27, 2025

• gh-134752: Improve speed of test_tokenize.StringPrefixTest.test_prefixes.

  #134766 merged May 27, 2025

• gh-134635: add zlib.{adler32,crc32}_combine to combine checksums

  #134650 merged May 27, 2025

• [3.14] gh-134664: document cleanup_socket parameter in asyncio.start_unix_server (GH-134750)

  #134779 merged May 27, 2025

• [3.13] gh-134664: document cleanup_socket parameter in asyncio.start_unix_server (GH-134750)

  #134780 merged May 27, 2025

• gh-62824: Adjust test_alias_modules_exist test to allow .pyc codec files

  #134777 merged May 27, 2025

• gh-134664: Document cleanup_socket parameter in asyncio.start_unix_server()

  #134750 merged May 27, 2025

• gh-134583: Update devcontainer reference to include image with libzstd-devel

  #134765 merged May 27, 2025

• [3.13] gh-134160: Use multi-phase init in documentation examples (GH-134296)

  #134754 merged May 26, 2025

• [3.14] gh-134160: Use multi-phase init in documentation examples (GH-134296)

  #134753 merged May 26, 2025

• gh-134160: Use multi-phase init in documentation examples

  #134296 merged May 26, 2025

• [3.14] gh-132775: Unrevert "Use _PyCode GetScriptXIData()"

  #134736 merged May 26, 2025

• [3.14] gh-134675: Add t-string prefixes to tokenizer module, lexical analysis doc, and add a test to make sure we catch this error in the future. (GH-134734)

  #134739 merged May 26, 2025

• [3.14] gh-134557: Suppress immortalization in _PyCode_GetScriptXIData under free-threading (gh-134686)

  #134738 merged May 26, 2025

• [3.14] gh-134637: Fix performance regression in calling ctypes function pointer in free threading. (GH-134702)

  #134742 merged May 26, 2025

• gh-134637: make PyCFuncPtr_call lock free in ctypes

  #134702 merged May 26, 2025

• [3.14] Add CODEOWNERS and YAML to end-of-file-fixer and trailing-whitespace (GH-134730)

  #134737 merged May 26, 2025

• gh-132775: Unrevert "Use _PyCode GetScriptXIData()"

  #134735 merged May 26, 2025

• gh-134675: Add t-string prefixes to tokenizer module, lexical analysis doc, and add a test to make sure we catch this error in the future.

  #134734 merged May 26, 2025

• gh-134557: Suppress immortalization in _PyCode_GetScriptXIData under free-threading

  #134686 merged May 26, 2025

• Add CODEOWNERS and yaml to end-of-file-fixer and trailing-whitespace

  #134730 merged May 26, 2025

• [3.14] gh-119180: Updates to PEP 649/749 docs (GH-134640)

  #134731 merged May 26, 2025

• gh-119180: Updates to PEP 649/749 docs

  #134640 merged May 26, 2025

• [3.14] gh-134693: Fix [-Wmaybe-uninitialized] warning in _remote_debugging_module.c (GH-134694)

  #134726 merged May 26, 2025

• gh-134693: Fix [-Wmaybe-uninitialized] warning in _remote_debugging_module.c

  #134694 merged May 26, 2025

• [3.14] gh-91048: Add better error messages for remote debugging for CI builds (GH-134682)

  #134719 merged May 26, 2025

• gh-132983: Convert dict_content to take Py_buffer

  #133924 merged May 26, 2025

• Add trailing line to CODEOWNERS

  #134722 merged May 26, 2025

• [3.14] Add CODEOWNERS for remote debugging (GH-134720)

  #134721 merged May 26, 2025

• Add CODEOWNERS for remote debugging

  #134720 merged May 26, 2025

• gh-91048: Add better error messages for remote debugging for CI builds

  #134682 merged May 26, 2025

• [3.14] gh-91048: Correct Apple platform includes for iOS. (GH-134712)

  #134714 merged May 26, 2025

• gh-91048: Correct Apple platform includes for iOS

  #134712 merged May 26, 2025

• [3.14] gh-132710: add missing NEWS entry for GH-134697 (GH-134705)

  #134707 merged May 26, 2025

• [3.14] gh-132710: only use stable _uuid.generate_time_safe() to deduce MAC address (GH-132901)

  #134697 merged May 26, 2025

• gh-132710: add missing NEWS entry for GH-132901

  #134705 merged May 26, 2025

• [3.13] gh-134559: Add versionadded for object.__replace__() (GH-134672)

  #134700 merged May 26, 2025

• [3.14] gh-134559: Add versionadded for object.__replace__() (GH-134672)

  #134699 merged May 26, 2025

• gh-134531: cleanup _hashopenssl.c to support EVP_MAC

  #134626 merged May 26, 2025

• [3.14] gh-134208: remove dead AC directives for _curses.window.{chgat,getstr,instr} (GH-134325)

  #134701 merged May 26, 2025

• gh-134559: Add versionadded to object.__replace__

  #134672 merged May 26, 2025

• gh-132710: only use stable _uuid.generate_time_safe() to deduce MAC address

  #132901 merged May 26, 2025

• gh-134208: remove dead AC directives for _curses.window.{chgat,getstr,instr}

  #134325 merged May 26, 2025

• gh-129594: Remove redundant check on varargs in _PyArg_CheckPositional

  #129595 merged May 26, 2025

• [3.14] gh-132493: Remove __annotations__ usage in inspect._signature_is_functionlike (GH-133415)

  #133796 merged May 26, 2025

• [3.13] gh-134152: Fix UnboundLocalError in email._header_value_parser _get_ptext_to_endchars (GH-134233)

  #134677 merged May 26, 2025

• [3.14] gh-134152: Fix UnboundLocalError in email._header_value_parser _get_ptext_to_endchars (GH-134233)

  #134678 merged May 26, 2025

• [3.14] gh-127833: lexical analysis: Improve section on Names (GH-131474)

  #134423 merged May 26, 2025

• [3.13] gh-132876: workaround broken ldexp() on Windows 10 (GH-133135)

  #134685 merged May 26, 2025

• [3.12] gh-128840: Limit the number of parts in IPv6 address parsing (GH-128841)

  #134612 merged May 26, 2025

• [3.12] gh-134062: Fix hash collisions in IPv4Network and IPv6Network (GH-134063)

  #134478 merged May 26, 2025

• [3.12] gh-133767: Fix use-after-free in the unicode-escape decoder with an error handler (GH-129648) (GH-133944)

  #134337 merged May 26, 2025

• [3.14] gh-132876: workaround broken ldexp() on Windows 10 (GH-133135)

  #134684 merged May 26, 2025

185 Pull requests opened by 94 people

• gh-117208: handle EAGAIN in non-blocking connect

  #134688 opened May 26, 2025

• gh-134690: Removed deprecated `codetype.co_lnotab`

  #134691 opened May 26, 2025

• gh-134559: Expand and reorganise documentation for the ``copy`` module

  #134695 opened May 26, 2025

• [3.13] gh-132710: only use stable `_uuid.generate_time_safe()` to deduce MAC address (GH-132901)

  #134704 opened May 26, 2025

• [3.13] gh-132710: add missing NEWS entry for GH-134704 (GH-134705)

  #134709 opened May 26, 2025

• gh-134717: Allow overriding serialization of NaN and Infinity in json.encoder

  #134715 opened May 26, 2025

• gh-134698: Hold a lock when the thread state is detached in `ssl`

  #134724 opened May 26, 2025

• gh-134728: Don't deopt due to eval breaker in `_TIER2_RESUME_CHECK`

  #134729 opened May 26, 2025

• gh-134740: Add missing documentation for importlib.metadata.distributions()

  #134749 opened May 26, 2025

• gh-134639: Clarify what "canonical" means in os.path.realpath

  #134755 opened May 26, 2025

• gh-134761: Use deferred reference counting for `threading` concurrency primitives

  #134762 opened May 26, 2025

• gh-132835: Add defensive NULL checks in mro resolution

  #134763 opened May 27, 2025

• gh-134833: Detail `del s[i:j]` in `Mutable Sequence Types`

  #134834 opened May 28, 2025

• gh-134861: Add CSV and 🍌SV output formats to `asyncio ps`

  #134862 opened May 28, 2025

• gh-134873: Avoid quadratic complexities in idlelib

  #134874 opened May 29, 2025

• gh-134887: Add references to `locale` module for locale-aware number formatting references in `string` module docs

  #134888 opened May 29, 2025

• gh-134895: Add sphinx-codeautolink to doc build

  #134896 opened May 29, 2025

• gh-117888: print failing command when platform triplet detection errors

  #134905 opened May 29, 2025

• fix a typo: "occured" =>"occurred"

  #134928 opened May 30, 2025

• gh-134869: Fix Ctrl+C corrupts REPL autocomplete

  #134929 opened May 30, 2025

• gh-134873: fix various quadratic worst-time complexities in `_header_value_parser.py` [WIP]

  #134947 opened May 30, 2025

• GH-134453: Fix subprocess memoryview input handling on POSIX

  #134949 opened May 30, 2025

• gh-134873: Fix quadratic complexity in os.path.expandvars()

  #134952 opened May 30, 2025

• gh-91048: Reorder result tuple in asyncio/tools.py

  #134957 opened May 31, 2025

• gh-134280: Disable constant folding for ~ with a boolean argument

  #134982 opened May 31, 2025

• gh-133895: provide C99 Annex G return values for cmath's functions

  #134995 opened Jun 1, 2025

• Fix `zipfile._Extra.split`

  #134999 opened Jun 1, 2025

• gh-134953: Expand theming for `True`/`False`/`None`

  #135000 opened Jun 1, 2025

• gh-133895: provide C99 Annex F return values for math's functions

  #135008 opened Jun 1, 2025

• [3.14] gh-130478: fix HACL* build for macOS Silicon (GH-134188)

  #135009 opened Jun 1, 2025

• parser_generator.py typo - keywods -> keywords

  #135014 opened Jun 2, 2025

• gh-135032: Disable the SIMD128/SIMD256 for Linux arm64 explictly

  #135033 opened Jun 2, 2025

• gh-135041: Expand and update ``pickletools`` module docstrings

  #135042 opened Jun 2, 2025

• gh-135056: Add a --cors CLI argument to http.server

  #135057 opened Jun 3, 2025

• GH-132554: Specialize `GET_ITER` and `FOR_ITER` for `range`

  #135063 opened Jun 3, 2025

• gh-135069: Fix exception message in encodings.idna module

  #135071 opened Jun 3, 2025

• gh-134819: Add sys.set_object_tags and sys.get_object_tags

  #135073 opened Jun 3, 2025

• gh-135075: Deprecate PyObject_SetAttr(obj, name, NULL) with exc

  #135082 opened Jun 3, 2025

• [3.12] gh-128605: Add branch protections for x86_64 in asm_trampolineS (#128606)

  #135094 opened Jun 3, 2025

• GH-132380: Avoid locking in type lookup.

  #135112 opened Jun 3, 2025

• gh-135110: Fix misleading generator.close() documentation

  #135152 opened Jun 4, 2025

• gh-133438: Fix the use of the terms "argument" and "parameter" in the documentation

  #135160 opened Jun 5, 2025

• gh-133438: Fix the use of the terms "argument" and "parameter" in dis.show_code()

  #135170 opened Jun 5, 2025

• gh-133438: Fix the use of the terms "argument" and "parameter" in error messages for invalid function calls

  #135172 opened Jun 5, 2025

• gh-135183: Suppress MSVC warning 5274 locally

  #135184 opened Jun 5, 2025

• gh-135148: Correctly handle f/t strings with comments and debug expressions

  #135198 opened Jun 6, 2025

• gh-121782: Remove deprecated `%Z` directive in strftime-related tests

  #135200 opened Jun 6, 2025

• gh-135177: Raise OverflowError in _Py_call_instrumentation_jump to handle potential integer overflow

  #135202 opened Jun 6, 2025

• gh-125142: remove duplicated import in `Lib/pydoc.py`

  #135215 opened Jun 6, 2025

• GH-132661: Add ``string.templatelib.convert()``

  #135217 opened Jun 6, 2025

• gh-132661: Document t-strings and `templatelib`

  #135229 opened Jun 6, 2025

• gh-135228: Break reference cycle between class and descriptors

  #135230 opened Jun 7, 2025

• gh-134531: use `EVP_MAC` API for `_hashlib.HMAC`

  #135235 opened Jun 7, 2025

• gh-135227: argparse: Use `help` as default `description` in `add_parser`

  #135236 opened Jun 7, 2025

• gh-135237: fix `setUp/tearDown` of `_colorize.can_colorize` in `test_argparse`

  #135238 opened Jun 7, 2025

• gh-135241: Changed the opcode of _pickle module to look for 00 and 01 specifically

  #135242 opened Jun 8, 2025

• gh-135243: improve CSV docs

  #135246 opened Jun 8, 2025

• gh-135256: Simplify parsing parameters in Argument Clinic

  #135257 opened Jun 8, 2025

• gh-135261: add CI job for testing OpenSSL 1.1.1w

  #135262 opened Jun 8, 2025

• gh-69456: Add method to detect if a string contains surrogates

  #135265 opened Jun 8, 2025

• gh-133244: TPen.pensize raises TurtleGraphicsError if called with a negative number

  #135268 opened Jun 8, 2025

• gh-135282: change documented signature of ``itertools.accumulate()``

  #135283 opened Jun 9, 2025

• gh-121914: Change the names of the symbol tables for lambda and genexpr

  #135288 opened Jun 9, 2025

• gh-127502: Update XML vulnerability table

  #135294 opened Jun 9, 2025

• gh-126631: fix pre-loading of __main__

  #135295 opened Jun 9, 2025

• GH-135304: Reported resolution of `time.process_time` and `time.thread_time` is wrong on Windows

  #135305 opened Jun 9, 2025

• Fix assert Crash for certain Cython generated functions

  #135306 opened Jun 9, 2025

• gh-118350: Add escapable-raw-text to CDATA mode

  #135310 opened Jun 9, 2025

• gh-135252: Document Zstandard integration across zipfile, shutil, and tarfile

  #135311 opened Jun 9, 2025

• Docs: Fix and improve the `PyUnstable_Object_EnableDeferredRefcount` documentation

  #135323 opened Jun 10, 2025

• gh-129011: Update docs for Raw I/O read, readinto, and write

  #135328 opened Jun 10, 2025

• [3.13] Docs: fix docstring of `email.message.Message.add_header` (GH-134355)

  #135340 opened Jun 10, 2025

• gh-131876: extract `_hashlib` helpers into a separate directory [WIP]

  #135341 opened Jun 10, 2025

• gh-133157: remove usage of `_Py_NO_SANITIZE_UNDEFINED` in `pyexpat`

  #135346 opened Jun 10, 2025

• GH-135357: Add SO_PASSRIGHTS constant

  #135355 opened Jun 10, 2025

• gh-133465: Efficient signal checks with detached thread state.

  #135358 opened Jun 10, 2025

• Fix comments for heapq.siftup_max()

  #135359 opened Jun 10, 2025

• gh-133982: Use self.open in test_largefile

  #135363 opened Jun 10, 2025

• gh-133982: Use implementation-specific open in test_fileio OtherFileTests

  #135364 opened Jun 10, 2025

• gh-135329: prevent infinite traceback loop on Ctrl-C under external p…

  #135366 opened Jun 10, 2025

• gh-135307: Fix email error when policy max_line_length is set to 0 or None

  #135367 opened Jun 10, 2025

• gh-135385: Fix memory regression for classes with both __slots__ and __dict__

  #135389 opened Jun 11, 2025

• [3.13] gh-130077: Properly match full soft keywords in the parser (GH-135317)

  #135399 opened Jun 11, 2025

• [3.12] gh-130077: Properly match full soft keywords in the parser (GH-135317)

  #135400 opened Jun 11, 2025

• gh-135401: Test AWS-LC as a cryptography library in CI

  #135402 opened Jun 11, 2025

• gh-135422: Fix regression in `SyntaxError` messages after #134036

  #135423 opened Jun 12, 2025

• gh-133390: Extend completion for .commands in `sqlite3`

  #135432 opened Jun 12, 2025

• gh-116738: Make grp module thread-safe

  #135434 opened Jun 12, 2025

• gh-89730: EncryptedClientHello support in ssl module

  #135435 opened Jun 12, 2025

• gh-135444: fix DatagramTransport buffer_size accounting

  #135445 opened Jun 12, 2025

• gh-119949: refactor test_exc() helper in test_format.py

  #135452 opened Jun 13, 2025

• gh-132962: _pyrepl: Prevent crash on Windows when stdout is redirected

  #135456 opened Jun 13, 2025

• GH-135379: Top of stack caching for the JIT.

  #135465 opened Jun 13, 2025

• [3.12] gh-135462: Fix quadratic complexity in processing special input in HTMLParser (GH-135464)

  #135483 opened Jun 13, 2025

• [3.11] gh-135462: Fix quadratic complexity in processing special input in HTMLParser (GH-135464)

  #135484 opened Jun 13, 2025

• [3.10] gh-135462: Fix quadratic complexity in processing special input in HTMLParser (GH-135464)

  #135485 opened Jun 13, 2025

• [3.9] gh-135462: Fix quadratic complexity in processing special input in HTMLParser (GH-135464)

  #135486 opened Jun 13, 2025

• gh-75229: make ensurepip honour value of --prefix option

  #135488 opened Jun 13, 2025

• gh-135490: Add warning about arguments that conflict with pdb

  #135520 opened Jun 14, 2025

• gh-135511 Fixed `NameError` and `AttributeError` lack of the message in IDLE

  #135526 opened Jun 15, 2025

• Synced docs and docstring for `sysconfig.get_platform`

  #135530 opened Jun 15, 2025

• gh-127264: Update document behavior of Path.resolve()

  #135531 opened Jun 15, 2025

• [WIP, do not merge] add TestGetmethparlist test to getmethparlist

  #135533 opened Jun 15, 2025

• gh-94242: Clarify comments for _MAX_WINDOWS_WORKERS in concurrent.futures.process

  #135537 opened Jun 15, 2025

• gh-135551: Change how sorting picks minimum run length

  #135553 opened Jun 16, 2025

• gh-102221: Optimize math.lcm() for multiple arguments

  #135554 opened Jun 16, 2025

• gh-135386: Fix "unable to open database file" errors on readonly DB

  #135566 opened Jun 16, 2025

• gh-129958: New syntax error in format spec applies to both f-strings and t-strings

  #135570 opened Jun 16, 2025

• gh-135571: Guard _hashlib usage in test_hashlib.py

  #135572 opened Jun 16, 2025

• gh-135573: Add a check for 0 items to `APPENDS` and `ADDITEMS` opcodes

  #135574 opened Jun 16, 2025

• gh-135559: Include named aliases in dir() for IntFlag instances

  #135584 opened Jun 16, 2025

• gh-82088: Improve performance of PyLong_As*() for multi-digit ints

  #135585 opened Jun 16, 2025

• gh-133895: correct values of cmath.cosh/sinh in case of overflows

  #135603 opened Jun 17, 2025

• gh-102221: Optimize math.lcm() for multiple arguments

  #135609 opened Jun 17, 2025

• gh-135607: Remove null checking of weakref list in dealloc of extension modules and objects

  #135614 opened Jun 17, 2025

• gh-135580: Pickle `FLOAT` opcode supports whitespace

  #135619 opened Jun 17, 2025

• gh-135615 Fix incorrect heading outlining http status codes, specifically 418

  #135625 opened Jun 17, 2025

• Remove unneeded `zlib` dependency in zipfile tests

  #135631 opened Jun 17, 2025

• gh-135640: Adds type checking to ElementTree.ElementTree constructor

  #135643 opened Jun 17, 2025

• gh-102555: Fix comment parsing in HTMLParser

  #135664 opened Jun 18, 2025

• gh-135661: Fix CDATA section parsing in HTMLParser

  #135665 opened Jun 18, 2025

• gh-109070: multiprocessing.get_context will not set the start method globally

  #135678 opened Jun 18, 2025

• gh-123471: Make itertools.chain thread-safe

  #135689 opened Jun 18, 2025

• gh-135647: fix random.vonmisesvariate() and random.lognormvariate() accept invalid parameters

  #135717 opened Jun 19, 2025

• gh-135552: Clear weakrefs to types in GC after garbage finalization not before

  #135728 opened Jun 19, 2025

• gh-135751: traceback: add recent_first and show_lines parameter

  #135752 opened Jun 20, 2025

• gh-135768: fix allowed/blocked IPv6 domains in `http.cookiejar`

  #135771 opened Jun 20, 2025

• GH-132532: Make CHECK_PERIODIC an instruction, not just a uop.

  #135772 opened Jun 20, 2025

• gh-133548: fix handling of empty and 1-item tuples for `sys.exit`

  #135789 opened Jun 21, 2025

• [3.14] GH-134273: Allow setting JIT compiler flags at build time with CFLAGS_JIT (GH134276)

  #135792 opened Jun 21, 2025

• gh-129824: fix data races in subinterpreters under TSAN

  #135794 opened Jun 21, 2025

• gh-135795: Support `.tables` in the sqlite3 command-line interface

  #135796 opened Jun 21, 2025

• gh-135788: Support NETRC environment variable in `netrc`

  #135802 opened Jun 21, 2025

• gh-135447: Document new bytecodes in 3.14

  #135803 opened Jun 22, 2025

• gh-135726: multiprocessing.freeze_support no longer sets the start method globally.

  #135810 opened Jun 22, 2025

• gh-78646: Add bytearray support to ipaddress

  #135811 opened Jun 22, 2025

• gh-109263: Start process from spawn context in multiprocessing no longer have side effect

  #135813 opened Jun 22, 2025

• gh-135700: Fix instructions in __annotate__ have incorrect code positions

  #135814 opened Jun 22, 2025

• gh-134584: Eliminate redundant refcounting from _BINARY_OP_ADD_UNICODE

  #135817 opened Jun 22, 2025

• gh-134584: Eliminate redundant refcounting from `_CALL_TYPE_1`

  #135818 opened Jun 22, 2025

• gh-135528: Support more second-level domain names in http.cookiejar

  #135820 opened Jun 22, 2025

• gh-135801: Fix inaccurate module info for SyntaxWarnings during AST parsing

  #135829 opened Jun 23, 2025

• gh-135773: have pyvenv.cfg without home key anchor a venv and deduce home

  #135831 opened Jun 23, 2025

• gh-135832: implement Py_DECREF specializations for Py_GIL_DISABLED build

  #135833 opened Jun 23, 2025

• gh-135532: fortify DEBUG checks when fetching HACL*-based module state

  #135844 opened Jun 23, 2025

• gh-135836: Fix IndexError in asyncio.create_connection with empty exceptions list

  #135845 opened Jun 23, 2025

• gh-135755: rename undocumented `HACL_CAN_COMPILE_SIMD{128,256}` macros

  #135847 opened Jun 23, 2025

• gh-134584: Eliminate redundant refcounting from `_CALL_TUPLE_1`

  #135860 opened Jun 23, 2025

• gh-95245: Document Py_TPFLAGS_PREHEADER

  #135861 opened Jun 23, 2025

• gh-134786: Py_TPFLAGS_MANAGED_WEAKREF implies Py_TPFLAGS_HAVE_GC too and force checking of its presence

  #135863 opened Jun 23, 2025

• Add whatsnew text for warnings module changes.

  #135869 opened Jun 23, 2025

• gh-135836: take into account staggered exceptions

  #135874 opened Jun 24, 2025

• gh-135836: Fix IndexError in asyncio.create_connection()

  #135875 opened Jun 24, 2025

• [3.14] GH-135106: Restrict trashcan to GC'ed objects (GH-135682)

  #135876 opened Jun 24, 2025

• gh-135853: add `math.signbit`

  #135877 opened Jun 24, 2025

• gh-135885: Fix undocumented method `CookieJar.clear_expired_cookies` in lib `http.cookiejar`

  #135882 opened Jun 24, 2025

• gh-135883: Fix sqlite3 CLI keeps part of previous commands when scrolling history

  #135884 opened Jun 24, 2025

• gh-135853: add `math.fmax` and `math.fmin`

  #135888 opened Jun 24, 2025

• gh-135854: Fix function `email.message.Message.get_boundary` strips boundaries twice

  #135891 opened Jun 24, 2025

• gh-135906: Use _PyObject_CAST in internal CPython headers

  #135892 opened Jun 24, 2025

• gh-133296: Publicly expose critical section API that accepts PyMutex

  #135899 opened Jun 24, 2025

• gh-134939: Fill Out the concurrent.interpreters Docs

  #135902 opened Jun 24, 2025

• GH-135904: Optimize the JIT's assembly control flow

  #135905 opened Jun 25, 2025

• gh-134584: Eliminate redundant refcounting from _STORE_SUBSCR_LIST_INT

  #135907 opened Jun 25, 2025

• gh-128051: fix tests if sys.float_repr_style is 'legacy'

  #135908 opened Jun 25, 2025

• [3.14] GH-133136: Revise QSBR to reduce excess memory held (gh-135473)

  #135912 opened Jun 25, 2025

• gh-135913: Document ob_refcnt, ob_type, ob_size

  #135914 opened Jun 25, 2025

• gh-82575: Adjust `time.get_clock_info` *adjustable* attribute doc

  #135920 opened Jun 25, 2025

• gh-135755: Use private names (_Py*) for header file guards new in 3.14

  #135921 opened Jun 25, 2025

• gh-131591: Add Py_ prefix to MAX_SCRIPT_PATH_SIZE; remove unprefixed struct tag

  #135924 opened Jun 25, 2025

• gh-130396: Move PYOS_LOG2_STACK_MARGIN to internal headers

  #135928 opened Jun 25, 2025

• gh-131591: Document Py_REMOTE_DEBUG

  #135929 opened Jun 25, 2025

• gh-135661: Fix parsing start and end tags in HTMLParser

  #135930 opened Jun 25, 2025

• gh-125206: Make _Py_FFI_SUPPORT_C_COMPLEX private

  #135932 opened Jun 25, 2025

• gh-120713: Make _Py_NORMALIZE_CENTURY private

  #135933 opened Jun 25, 2025

• gh-135755: Document the new `PyFunction_GET_BUILTINS` macro

  #135934 opened Jun 25, 2025

• gh-135755: Move `PyFunction_GET_BUILTINS` to the private API

  #135938 opened Jun 25, 2025

• gh-135676: Lexical analysis: Reword String literals and related sections

  #135942 opened Jun 25, 2025

• [3.13] gh-135839: Fix `module_traverse` and `module_clear` in subinterp modules (GH-135937)

  #135943 opened Jun 25, 2025

• gh-135944: Add a "Runtime Components" Section to the Execution Model Docs

  #135945 opened Jun 25, 2025

• [3.14] GH-133600: Backport file reorg of `Tools/wasm/wasi`

  #135950 opened Jun 25, 2025

• gh-91555: add warning to docs about possibility of deadlock/infinite recursion

  #135954 opened Jun 25, 2025

• gh-135956: Remove duplicate word in _pydatetime docstring

  #135957 opened Jun 25, 2025

• Docs: Fix duplicate word typos

  #135958 opened Jun 26, 2025

• gh-135959: Mark ast.ImportFrom.level as required

  #135960 opened Jun 26, 2025

311 Issues closed by 72 people

• Improve syntax error for wrongly closed strings

  #88535 closed Jun 25, 2025

• CPython fails to build on MSVC with latest C standard flag

  #135927 closed Jun 25, 2025

• `traverse_module_state` can return `int`, do not use `(void)` for it

  #135839 closed Jun 25, 2025

• test_input_tty hangs when run multiple times in the same process on macOS 10.15

  #89050 closed Jun 25, 2025

• `_interpreters.set___main___attrs` raises SystemError when passed a non-dict object

  #135855 closed Jun 25, 2025

• Add a BAT file to launch IDLE with free-threading support

  #135837 closed Jun 24, 2025

• -X tlbc undocumented in 3.14 and 3.15 command line options

  #135805 closed Jun 24, 2025

• Possible Integer Overflow Vulnerability in dtoa.c

  #135782 closed Jun 24, 2025

• Dispatching mechanism in `reprlib.repr` may be fragile

  #135890 closed Jun 24, 2025

• Error in Format Specification Mini-Language concerning `precision_with_grouping` in 3.14

  #134449 closed Jun 24, 2025

• MSVC ARM64 compiler regression causing Unicode errors

  #113650 closed Jun 24, 2025

• Using `reprlib.repr` fails for very large numbers

  #135487 closed Jun 24, 2025

• `copy.deepcopy` code is too nested.

  #135865 closed Jun 24, 2025

• builtin min() returns wrong result in the following use case where its key argument is specified

  #135879 closed Jun 24, 2025

• float.__mod__ is unstable: if n % k == k then n % k % k == 0

  #135859 closed Jun 24, 2025

• `shutil.copyfileobj()` doesn't flush at end of copy

  #135648 closed Jun 24, 2025

• Recursively calling makepasv() finally leads to core dumped.

  #90369 closed Jun 23, 2025

• Spam

  #135864 closed Jun 23, 2025

• Abort in `_interpqueuesmodule` due to queue being created with negative `maxsize`

  #135698 closed Jun 23, 2025

• Software Network 3.13.5 module fails to build

  #135754 closed Jun 23, 2025

• gzip header write OS field

  #83302 closed Jun 23, 2025

• Smarter use of a mutex in incremental HMAC and hash functions

  #135239 closed Jun 23, 2025

• Improve `netrc` security check error message

  #135823 closed Jun 23, 2025

• Allow "p" in Py_BuildValue

  #89488 closed Jun 23, 2025

• Daemonic threads not killed in some circumstances in python 3.13

  #123940 closed Jun 23, 2025

• maximum recursion depth in deepcopy regression

  #126817 closed Jun 23, 2025

• Improve `.help` in the `sqlite3` CLI

  #133934 closed Jun 23, 2025

• `netrc` security check may fail on WASI due to the lack of `os.getuid`

  #135815 closed Jun 22, 2025

• `min(<range>)` and `max(<range>)` can cause indefinite, uninterruptable interpreter hangs

  #135824 closed Jun 22, 2025

• No documentation of `string.templatelib`

  #135804 closed Jun 22, 2025

• Exception unwinding might be broken when handling a memory error.

  #132508 closed Jun 21, 2025

• race condition in threading when interpreter finalized while daemon thread runs (thread sanitizer identified)

  #124878 closed Jun 21, 2025

• TSan: data race with _PyThreadState_Attach and _PyThreadState_Detach

  #116910 closed Jun 21, 2025

• SystemError in OpenSSL's SHAKE when passing negative digest sizes

  #135759 closed Jun 21, 2025

• data race between lock free list reads and heapq

  #135557 closed Jun 21, 2025

• 3.14: missing sys.implementation.supports_isolated_interpreters?

  #135645 closed Jun 21, 2025

• gh-135780:Proof of Concept: Integer Overflow Vulnerability in dtoa.c

  #135780 closed Jun 21, 2025

• `tkinter.commondialog.Dialog.show()` documentation has nonexistent `color` parameter

  #135756 closed Jun 20, 2025

• Add tkinter to the official embeddable python zip file

  #99566 closed Jun 20, 2025

• Re Bug

  #135750 closed Jun 20, 2025

• `test_capi` fails on wasm buildbots with stack overflow

  #135721 closed Jun 20, 2025

• Segfault/abort in `_Py_uop_sym_new_const` on a JIT build

  #135608 closed Jun 20, 2025

• Spam

  #135738 closed Jun 20, 2025

• Parse long strings with \U codes.

  #135735 closed Jun 20, 2025

• `_hmac`: GIL may be released while attempting to set an exception

  #135561 closed Jun 19, 2025

• Add new audit event for `sys.remote_exec()`

  #135543 closed Jun 19, 2025

• test_repl's test_no_memory: AssertionError: -6 not found in (1, 120)

  #118331 closed Jun 19, 2025

• Two warnings on `wasm32-wasi Non-Debug PR` buildbot

  #135709 closed Jun 19, 2025

• Unify ZoneInfo.from_file signature

  #135273 closed Jun 19, 2025

• subprocess.run adds quotes in unexpected places

  #135696 closed Jun 19, 2025

• Using a `del` statement only with a tuple or string indexed gets the error message with `doesn't` instead of `does not`

  #135699 closed Jun 19, 2025

• os.path.realpath(symlink to DOS devices path that starts with '\\?\Some without ":"\') returns without prefix.

  #102440 closed Jun 19, 2025

• Minor InterpreterPoolExecutor Issues

  #133485 closed Jun 19, 2025

• List comprehensions cause subinterpreter crashes

  #135450 closed Jun 19, 2025

• shutil.rmtree - link to example for windows readonly file handling in function docs

  #134538 closed Jun 18, 2025

• `test_lock_two_threads` flaky in `test_capi`

  #135641 closed Jun 18, 2025

• Cannot build 3.11.4 on Raspberry pi

  #105706 closed Jun 18, 2025

• `test_cycle` in `test_free_threading.test_itertools` is flaky

  #135639 closed Jun 18, 2025

• Crash with Python 3.12 via Boost Python On Concurrent Thread

  #135679 closed Jun 18, 2025

• Fix and improve test_random

  #135376 closed Jun 18, 2025

• Raise consistent `NameError` in `ForwardRef.evaluate()`

  #135646 closed Jun 18, 2025

• imagesize.get(image_path) returns incorrect size for .webp image

  #135672 closed Jun 18, 2025

• Fork server doesn't flush stdout/stderr after preloading modules, potentially leaving buffered data to be inherited by child processes

  #135335 closed Jun 18, 2025

• python-config --embed documentation

  #83463 closed Jun 18, 2025

• C-API Pure Embedding enhancement

  #68840 closed Jun 18, 2025

• Extending/embedding Python documentation outdated/incomplete

  #88052 closed Jun 18, 2025

• Trouble when reloading extension modules.

  #78490 closed Jun 18, 2025

• LOAD_CONST_IMMORTAL is documented in dis as an instruction while it is a specialized instruction

  #135627 closed Jun 18, 2025

• Use After Free on Py_INCREF

  #135636 closed Jun 18, 2025

• Make generator methods `gen_set_name` and `gen_set_qualname` thread-safe in free-threaded builds

  #133931 closed Jun 17, 2025

• SEGV on _Py_type_getattro_impl

  #135637 closed Jun 17, 2025

• For the lowercase German alphabet `ß`, `upper()` returns `SS` instead of the uppercase German alphabet `ẞ`

  #135630 closed Jun 17, 2025

• json dump sort_keys is not consistent or idempotent

  #135623 closed Jun 17, 2025

• Python 3.14: undocumented opcodes

  #135628 closed Jun 17, 2025

• Fix `Uop.replicated` definition in `cases_generator/analyzer.py`

  #134294 closed Jun 17, 2025

• Add retries to downloads of Windows dependencies

  #134262 closed Jun 17, 2025

• test__opcode fails with missing 'jump_backward' in specialization stats

  #132815 closed Jun 17, 2025

• Generator expression behavior changed in 3.13.4 - it does not throw exception anymore

  #135171 closed Jun 17, 2025

• `MutableMapping.update` performance improvement

  #135575 closed Jun 17, 2025

• Flatten itertools.chain objects?

  #135480 closed Jun 17, 2025

• How to get msecs from PyTime API in 3.13?

  #124088 closed Jun 17, 2025

• Interpreter.call() Fails For Various Builtins

  #135443 closed Jun 17, 2025

• Possible data race between split_keys_entry_added and dict_dict_merge under free-threading, 3.13

  #132245 closed Jun 16, 2025

• `dict.update()` mutation check too broad

  #132617 closed Jun 16, 2025

• "variable tstate set but not used" in `crossinterp.c`

  #135513 closed Jun 16, 2025

• Unhelpful error message for A.__annotate__('x')

  #135564 closed Jun 16, 2025

• Pip no longer in the PATH for 3.13.4

  #135149 closed Jun 16, 2025

• `ProcessPoolExecutor` raises exception or hangs the process when `shutdown(wait=False)` and worker throws exception

  #132969 closed Jun 16, 2025

• SIGSEGV when access a fork Event in a spawn Process

  #89461 closed Jun 16, 2025

• Python 3.14.0a2 should have raised exception when a socket is already in used, shouldn't it?

  #127319 closed Jun 16, 2025

• The decode_header() function decodes raw part to bytes or str, depending on encoded part

  #67022 closed Jun 15, 2025

• `get_all_awaited_by()` shows incorrect call stacks in awaited_by relationships

  #135371 closed Jun 15, 2025

• Record the `remote_debugger_script` audit event in doc

  #135361 closed Jun 15, 2025

• asyncio.Runner & Eventloop will try to create thread at interpreter shutdown to shutdown default executor

  #135413 closed Jun 15, 2025

• Inconsistent handling of Unicode (emoji using variation selectors) between curses.window.addstr and curses.window.insstr

  #135521 closed Jun 15, 2025

• Exceptions when using threading with 3.13, but only in a 32-bit ARM chroot.

  #135522 closed Jun 14, 2025

• `v3.13.1` test `test_ctypes/test_dlerror.py` fails instead of skipping if `gcc` not in path

  #127626 closed Jun 14, 2025

• urllib.parse for getting the registered domain part only

  #135519 closed Jun 14, 2025

• os.getlogin() fails with OSError: [Errno 34] for usernames > 9 characters

  #135497 closed Jun 14, 2025

• Spam

  #135518 closed Jun 14, 2025

• Document `LIBZSTD_CFLAGS` and `LIBZSTD_LIBS` in `configure.rst`

  #135504 closed Jun 14, 2025

• unittest.mock: Regression with create_autospec and dataclasses in 3.14.0b2

  #135368 closed Jun 14, 2025

• Long-running longobject functions can trigger GC, leading to crash in new GC if stackpointer not properly saved

  #135474 closed Jun 14, 2025

• Typo in f-string conversion type error

  #135496 closed Jun 14, 2025

• Multiprocessing queue doesn't make the program exit properly

  #132634 closed Jun 14, 2025

• _PyCode_VerifyStateless(): Assert Fails If a Name Is Both a Global And an Attr

  #135437 closed Jun 14, 2025

• [3.13] Crash when generator frame proxies outlive their generator

  #125723 closed Jun 13, 2025

• sqlite3 CLI does not recognize dot commands with trailing spaces

  #133439 closed Jun 13, 2025

• PyManager packaging of 3.11-3.12 has broken venv scripts

  #135455 closed Jun 13, 2025

• `math.isnormal` and `math.issubnormal` referring to "normality" without context

  #135308 closed Jun 13, 2025

• Slower performance with --disable-gil on threaded nearest-neighbor benchmark (10M points)

  #135454 closed Jun 13, 2025

• About `permutations()`, setting the longer length than `iterable` argument to `r` argument returns nothing, error should be returned for this

  #135451 closed Jun 13, 2025

• Python 3.14.0b2 in pip tests: Segmentation fault in mock __exit__

  #135448 closed Jun 12, 2025

• JIT stencil compilation does not respect CFLAGS

  #134273 closed Jun 12, 2025

• 3.14.0b2 yield gives TypeError: _pystart_callback expected 2 arguments, got 3

  #135429 closed Jun 12, 2025

• Allow the developer to inject some metadata to the target process when they use `sys.remote_exec` at the same time

  #135360 closed Jun 12, 2025

• 3.11 ast.parse on fuzzed string: SystemError: Negative size passed to PyUnicode_New

  #135426 closed Jun 12, 2025

• test_clock_settime of test_time fails on macOS Tahoe developer preview 1 causing --enable-optimizations build to fail

  #135424 closed Jun 12, 2025

• Should `__static_attributes__` be set on dataclasses?

  #135428 closed Jun 12, 2025

• pip should rebuild the cython module when it is missing in the downloaded wheel

  #135418 closed Jun 12, 2025

• Wrong translate.

  #135415 closed Jun 12, 2025

• Ensure unittest example `MyTestCase` can be run

  #126864 closed Jun 11, 2025

• set.pop()

  #135404 closed Jun 11, 2025

• Py_Main and Py_RunMain SystemExit documentation does not match actual behavior

  #133264 closed Jun 11, 2025

• Improve `raise from ValueError()` error message

  #134036 closed Jun 11, 2025

• Python 3.14+: `python: Objects/unicodeobject.c:10387: _PyUnicode_JoinArray: Assertion `res_data == PyUnicode_1BYTE_DATA(res) + kind * PyUnicode_GET_LENGTH(res)' failed.` in sqlglot

  #134889 closed Jun 11, 2025

• Pickle `BINSTRING` incorrect data type for size

  #135321 closed Jun 11, 2025

• io.BufferReader.read() returns None

  #80050 closed Jun 11, 2025

• Span for invalid escape sequence in multiline strings is wrong

  #116042 closed Jun 11, 2025

• Cpython build failure: _bootstrap_python segfault

  #127545 closed Jun 11, 2025

• Install is not setting proper environment variable for PIP

  #135375 closed Jun 11, 2025

• Top-of-stack caching in the interpreter

  #131498 closed Jun 11, 2025

• Recording and restoring the LC_NUMERIC locale setting with LC_ALL=C.UTF-8 no longer works with Python 3.13.3

  #133967 closed Jun 11, 2025

• Inconsistent behaviour of Enums which are also strings in/before 3.10

  #135370 closed Jun 11, 2025

• JSON library unable to provide index during parse operations.

  #135354 closed Jun 11, 2025

• regression in 3.13.4 `Random.getrandbits` when an `int` like object is passed

  #135326 closed Jun 11, 2025

• inspect.Signature.bind_partial() incorrectly succeeds for missing required positional arguments when called with no arguments vs. unpacked empty iterables on Python 3.13.2t

  #134299 closed Jun 10, 2025

• Defining iterator in a separate class no longer works in 3.13

  #128161 closed Jun 10, 2025

• `nogil` multi-threading is slower than multi-threading with gil for CPU bound

  #118749 closed Jun 10, 2025

• Excessive QSBR memory usage when delay freeing large blocks.

  #132519 closed Jun 10, 2025

• sqlite3 context manager does not close in-memory database

  #135333 closed Jun 10, 2025

• Generator already executing free-threaded crashes

  #135325 closed Jun 10, 2025

• cython nogil

  #135331 closed Jun 10, 2025

• Potential NULL dereference of kw_defaults in has_kwonlydefaults

  #135302 closed Jun 10, 2025

• `times` argument of `itertools.repeat()` accepts a negative number and doesn't accept `None`

  #135330 closed Jun 10, 2025

• Documentation from inspect.getdoc() for non-callable attributes math.e can be misleading.

  #135316 closed Jun 10, 2025

• Surprising tokenization of f-strings

  #135251 closed Jun 10, 2025

• <spam>

  #135313 closed Jun 9, 2025

• <spam>

  #135314 closed Jun 9, 2025

• <spam>

  #135315 closed Jun 9, 2025

• Python 3.14 REPL sometimes breaks when editing code blocks

  #135185 closed Jun 9, 2025

• Explicitly specify the encoding parameter value of `calendar.HTMLCalendar` as 'utf-8'

  #135001 closed Jun 9, 2025

• [3.11.0rc1] Undocumented behavior: Large refcounts on small objects

  #96730 closed Jun 9, 2025

• Add __replace__ protocol support to timedelta

  #135195 closed Jun 9, 2025

• tp_dealloc docs should mention error indicator may be set

  #89373 closed Jun 9, 2025

• Using the public PyUnicodeWriter C API made the json module slower

  #133968 closed Jun 9, 2025

• PyUnicode_InternFromString does not immortalize the string as the document claims

  #133260 closed Jun 9, 2025

• clangcl PGO builds on Windows fail with `could not open '/GENPROFILE'`

  #135287 closed Jun 9, 2025

• Abort in `_PyEval_EvalFrameDefault` originating on calling `fcntl.ioctl`

  #134744 closed Jun 9, 2025

• Improve `_hashlib` exception reporting when an OpenSSL error occurred

  #135234 closed Jun 9, 2025

• Rewrite and cleanup HACL* `blake2module.c`

  #135004 closed Jun 9, 2025

• Setting a string to `start` and `step` argument of `itertools.count()` gets a wrong error message

  #135284 closed Jun 9, 2025

• Apply bugfixes from zipp

  #135276 closed Jun 8, 2025

• Typo in `token.NAME` documentation

  #135263 closed Jun 8, 2025

• `TypeError: '<' not supported between instances of 'NoneType' and 'int'` raised during call to `email.message_from_file`

  #134151 closed Jun 8, 2025

• Are there any problems with the rules of the assignment statement?

  #135269 closed Jun 8, 2025

• E-thing

  #135264 closed Jun 8, 2025

• Add notes about `s[i]` in `Common Sequence Operations`

  #134976 closed Jun 8, 2025

• Exact reporting of `curses` C function failures

  #133579 closed Jun 8, 2025

• `rmtree` sometimes fails due to "directory not empty" on Linux

  #128076 closed Jun 7, 2025

• Report of Open Redirect Vulnerability in Python 3.9.19 - Utilizing Simple HTTP

  #132826 closed Jun 7, 2025

• python -m pdb -p fails when CONFIG_CROSS_MEMORY_ATTACH not set in kernel config

  #134876 closed Jun 7, 2025

• spam

  #135231 closed Jun 7, 2025

• `sys.setprofile` does not dipatch C Extension dunder methods

  #134243 closed Jun 6, 2025

• `AttributeError` in `email._header_value_parser.get_address`

  #134155 closed Jun 6, 2025

• string representation of a timedelta objects cannot be read by time class

  #135176 closed Jun 6, 2025

• Add set_pledged_input_size to ZstdCompressor

  #134938 closed Jun 6, 2025

• failed to execute make on mac system, how to fix it ?

  #135219 closed Jun 6, 2025

• Python3.13.4 doesn't build, Python3.13.3 builds

  #135136 closed Jun 6, 2025

• ctypes: clearly document how structure bit fields are allocated

  #57089 closed Jun 6, 2025

• Add `PyUnstable_Unicode_GET_CACHED_HASH`

  #134891 closed Jun 6, 2025

• RuntimeError: Event loop is closed during object finalization after asyncio.run() completes in short-lived scripts

  #135044 closed Jun 6, 2025

• os.lstat() supports dir_fd but is not in os.supports_dir_fd

  #134993 closed Jun 6, 2025

• Compile missing _zstd module

  #135155 closed Jun 6, 2025

• Issue with `PyObject_DelAttr[String]` in stable ABI builds targeting older CPython versions

  #134989 closed Jun 6, 2025

• 5.3. Tuples and Sequences section should have the explanation of the indirect way of tuple comprehensions

  #135092 closed Jun 6, 2025

• Python 3.13.4 C-extension builds link against python313t.lib on non-threaded Python

  #135151 closed Jun 5, 2025

• test.test_zstd failed due to error type

  #135166 closed Jun 5, 2025

• Unable to type backslash into the interactive terminal on windows

  #134870 closed Jun 5, 2025

• DoS: Arithmetic Operation Causes 100% CPU Usage and Unbounded Virtual Memory Growth

  #135186 closed Jun 5, 2025

• Possible MemoryError regression in Python 3.14 since alpha 6

  #135028 closed Jun 5, 2025

• Redundant NULL check for 'exc' after dereference in ceval.c

  #135161 closed Jun 5, 2025

• `json.dump()` with `indent` and `skipkeys` can be formatted incorrectly

  #131884 closed Jun 5, 2025

• `test_strptime` fails when `time.strftime` does not support `%Z` format string

  #121782 closed Jun 5, 2025

• Android cibuildwheel support

  #131531 closed Jun 5, 2025

• regrtest can fail writing unencodable test description or status

  #135124 closed Jun 5, 2025

• Dead keys on Windows with German keyboard layout

  #135105 closed Jun 4, 2025

• `_remote_debugging` is missing in the "legacy" MSI Windows installer

  #135144 closed Jun 4, 2025

• Build failure on NetBSD: UT_NAMESIZE undeclared due to missing utmp.h include

  #135108 closed Jun 4, 2025

• Remove an unused local variable in Lib/code.py

  #135103 closed Jun 4, 2025

• [FreeThreading] test_ssl fails with env_changed: warnings.filters was modified by test_ssl

  #126483 closed Jun 4, 2025

• Unexpanded f-strings in Lib/test/support/__init__.py exceptions

  #135074 closed Jun 4, 2025

• `PyMutex` failure in `parking_lot.c` on Windows during interpreter shutdown

  #135099 closed Jun 4, 2025

• Update extending/embedding docs to new way to build modules in C

  #70702 closed Jun 4, 2025

• New REPL exits when there are non-string candidates for suggestions

  #130999 closed Jun 4, 2025

• gT? No Eforms

  #135123 closed Jun 4, 2025

• [CVE-2025-4435] tarfile still extracts problematic files when filter is set and errorlevel is 0

  #112887 closed Jun 4, 2025

• iOS testbed fails when the dir ~/Library/Developer/XCTestDevices is empty

  #135101 closed Jun 4, 2025

• Multiple tarfile extraction filter bypasses (`filter="tar"`/`filter="data"`)

  #135034 closed Jun 3, 2025

• GC performance regression in free threaded build

  #132917 closed Jun 3, 2025

• codecs.StreamWriter.write() returns None

  #134706 closed Jun 3, 2025

• PdfWriter add_page adds (re)writes old page instead of new

  #135062 closed Jun 3, 2025

• Python 3.15.0: test_sys.test_getallocatedblocks() fails if run after test_collections.test_odd_sizes()

  #134248 closed Jun 3, 2025

• Creating C Modules for free-threaded interpreter

  #135072 closed Jun 3, 2025

• IPv6 address parsing doesn't limit buffer size

  #128840 closed Jun 3, 2025

• Spam

  #135067 closed Jun 3, 2025

• Enum `_missing_` function changes `__contains__` behaviour

  #132684 closed Jun 3, 2025

• PEP 750: `TemplateIter` is not pickleable

  #133216 closed Jun 3, 2025

• Use-after-free in `unicode_escape` decoder with error handler

  #133767 closed Jun 3, 2025

• warnings raised by test_peg_generator when setuptools_scm is installed

  #133509 closed Jun 3, 2025

• Use RecursionError to check for circular references in json.dumps

  #134935 closed Jun 3, 2025

• 3.14.0b2 fails to build with strictly C11 compliant compiler

  #134875 closed Jun 3, 2025

• Inconsistent format in dataclasses.rst

  #134946 closed Jun 3, 2025

• Function/class names with digits or XID_Continue characters are highlighted incorrectly

  #135051 closed Jun 2, 2025

• test_thread_time fails on NetBSD: time difference exceeds expected threshold

  #123978 closed Jun 2, 2025

• posix_spawn and posix_spawnp tests failing on NetBSD with stack limit assertions

  #131624 closed Jun 2, 2025

• Speed sorting tuples whose first elements have the same type

  #135043 closed Jun 2, 2025

• Crash when calling `textiowrapper_iternext` and writing to a text file simultaneously in ft build

  #134908 closed Jun 2, 2025

• Possible unnecessary OverflowError in random.getrandbits

  #133489 closed Jun 2, 2025

• asyncgen.athrow() checks args on asyncgen.athrow().send() but should check them on asyncgen.athrow()

  #117852 closed Jun 2, 2025

• The antigravity module needs the "getRandomNumber" function

  #135027 closed Jun 2, 2025

• Prevent auto-deletion of `NamedTemporaryFile` after construction

  #135012 closed Jun 2, 2025

• Digital mapping for a school, scan qr code for web view

  #135023 closed Jun 2, 2025

• Paths under %appdata% are written to the local cache instead

  #122057 closed Jun 2, 2025

• Request: Start publishing releases on this Github repo

  #134943 closed Jun 2, 2025

• Document some unavailability of sendmsg()/recvmsg() methods on Windows

  #122153 closed Jun 2, 2025

• argparse: Unexpanded replacements in "unknown action" exception

  #134970 closed Jun 2, 2025

• Have math.isnormal() and, perhaps, math.issubnormal()?

  #132908 closed Jun 2, 2025

• Deprecate support for `string` named-parameter in hash functions constructors

  #134978 closed Jun 2, 2025

• Clinic signatures of HACL* hash functions are inconsistent with OpenSSL implementation

  #134696 closed Jun 2, 2025

• Official Portable Python Distribution

  #135011 closed Jun 1, 2025

• DBM Module Vacuuming

  #134004 closed Jun 1, 2025

• It is strongly recommended that the time module in your datetime library not be named "time", or be merged into the datetime module of datetime

  #135003 closed Jun 1, 2025

• math.ldexp gives incorrect results on Windows

  #132876 closed Jun 1, 2025

• compileall: `-s` surprisingly makes path relative

  #133503 closed Jun 1, 2025

• A dictionary key accepts `int`, `float`, `complex`, `bool` and a tuple

  #134992 closed Jun 1, 2025

• The functions on **5.1. More on Lists** should have anchor links

  #134990 closed Jun 1, 2025

• Add reversible keys, values, items views to collections.abc builtin library

  #134863 closed May 31, 2025

• Missing error handling in `SET_COUNT` macro in `_testinternalcapi.c`

  #133891 closed May 31, 2025

• Update the outdated list of HTTP status codes in the docs

  #134835 closed May 31, 2025

• test_subprocess can timeout on systems with excessive max file descriptors

  #134954 closed May 31, 2025

• "Virtual" iterators cause odd behavior with sys.monitoring

  #134879 closed May 31, 2025

• argparse: type=FileType("wb"), default=sys.stdout returns _io.TextIOWrapper instead of _io.BufferedWriter

  #134410 closed May 31, 2025

• Fix and improve doctest's documentation

  #134918 closed May 31, 2025

• `ast.dump()` elision of empty values should use field types

  #134718 closed May 31, 2025

• Regression in 3.14: setting __dict__ on custom type broken (mypyc, pybind11)

  #133912 closed May 31, 2025

• module not found

  #134959 closed May 31, 2025

• Allow customization of NaN and Infinity serialization in json module

  #134717 closed May 30, 2025

• Update MSVC PGO options

  #134923 closed May 30, 2025

• Improvements to test.support.interpreters.Interpreter

  #132775 closed May 30, 2025

• `ast.dump( show_empty = True)` does not show most `None` values.

  #134733 closed May 30, 2025

• Use Python versioning in `msgfmt.py`/`pygettext.py`

  #133319 closed May 30, 2025

• Add `__attribute__((noreturn,cold))` for `_mi_assert_fail`

  #134586 closed May 30, 2025

• zstd should use Py_XSETREF

  #134885 closed May 30, 2025

• Change PyThread_allocate_lock() implementation to PyMutex

  #134745 closed May 30, 2025

• Improved error reporting for doctests run with unittest

  #134857 closed May 30, 2025

• leak semaphore

  #134909 closed May 30, 2025

• Build failure on main and latest Python 3.14 beta (missing mt_continue_should_break)

  #134768 closed May 30, 2025

• Document zstd flag CompressionParameter.content_size_flag

  #134906 closed May 30, 2025

• Argparse: improve parse_known_args() doc

  #106235 closed May 30, 2025

• os.path.isabs() behavior changed on Windows between 3.11.3 -> 3.13.3

  #134904 closed May 30, 2025

• The ‘ssl’ module is missing when cpython is installed with –with-openssl=/usr

  #134899 closed May 29, 2025

• `time_clockid_converter()` selects the wrong type for clockid_t on Cygwin.

  #134771 closed May 29, 2025

• ZSTD build error when build without debug mode

  #134893 closed May 29, 2025

• ctypes.create_string_buffer does not add NUL if len(init) == size

  #69011 closed May 29, 2025

• Exception _abc_impl is set to a wrong type when using format_exception

  #134591 closed May 29, 2025

• Excessive hash collisions in IPv4Network and IPv6Network classes

  #134062 closed May 28, 2025

• print followed by exception eats print with doctest

  #47972 closed May 28, 2025

• C API: Add a replacement for PySys_GetObject

  #108512 closed May 28, 2025

• audit_events Sphinx extension appends to 'sources' list infinitely

  #134848 closed May 28, 2025

• dataclass.__eq__ no longer errors on missing attributes in Python 3.13

  #134488 closed May 28, 2025

• Document `RotatingFileHandler.shouldRollover()` and `TimedRotatingFileHandler.shouldRollover()`

  #134817 closed May 28, 2025

• Inconsistent behavior of sorted() with float('nan') in Python

  #134829 closed May 28, 2025

• Deadlock in test_opcache with gh-131174 applied

  #133130 closed May 28, 2025

• Type slots are not thread-safe in free-threaded builds

  #127266 closed May 28, 2025

• Data race between update_one_slot and PyObject_Hash under free-threading

  #132214 closed May 28, 2025

• Simple AST level Optimization that would have ~1.5-2.5% gains for certain tests

  #134767 closed May 28, 2025

• More than thousand 'Py_DEBUG': macro redefinition warnings for Windows debug builds on 3.14 branch

  #134774 closed May 28, 2025

• Modernizing `difflib.HtmlDiff` for HTML Output

  #134580 closed May 28, 2025

• random.sample() does not properly check 'counts' parameter for negative entries, resulting in a flawed binary search.

  #134816 closed May 27, 2025

• Assertion failed: Python/qsbr.c in _Py_qsbr_poll

  #134679 closed May 27, 2025

• Proposal: A finally-like block for if/elif chains that only runs when a condition matches

  #134807 closed May 27, 2025

• “del s[i]” not mentioned under “Mutable Sequence Types”

  #134789 closed May 27, 2025

• Data race in `gc_collect_internal` on `gcstate->last_mem`

  #134801 closed May 27, 2025

• group by does not sort data before grouping

  #134797 closed May 27, 2025

• <spam>

  #134796 closed May 27, 2025

• [C API] Add a banner to the C API documentation to recommend tools

  #133678 closed May 27, 2025

• `_curses.window.getch` does not check for interruption signals as `_curses.window.{getkey,get_wch}` do

  #134210 closed May 27, 2025

• tokenize._all_string_prefixes does not list t-string prefixes

  #134675 closed May 27, 2025

• Export `zlib.{adler,crc}32_combine`

  #134635 closed May 27, 2025

• `ast.MatchStar.name` incorrectly has class-level default value

  #134674 closed May 27, 2025

• asyncio.start_unix_server() cleanup_socket defaulting to true in 3.13 is not documented

  #134664 closed May 27, 2025

• Refleaks on free-threaded builds

  #134557 closed May 26, 2025

• 3.14t vs 3.13t cuts IOCP performance in half

  #134637 closed May 26, 2025

• `UnboundLocalError` in `email._header_value_parser.parse_message_id`

  #134152 closed May 26, 2025

• Core Dumped when Attempting to List Available Modules

  #118369 closed May 26, 2025

• `‘address_of_code_object’ may be used uninitialized in this function [-Wmaybe-uninitialized]` warning in `_remote_debugging_module.c`

  #134693 closed May 26, 2025

• New warnings in C implementation of subinterpreters

  #134542 closed May 26, 2025

• object no longer passed to sys.unraisablehook

  #134732 closed May 26, 2025

• Disable `_Atomic` and `__thread` keywords on JetBrains IDE only

  #134585 closed May 26, 2025

• Argument Clinic dead code in `_cursesmodule.c`

  #134208 closed May 26, 2025