142 Pull requests merged by 38 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

59 Pull requests opened by 35 people

• 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

54 Issues closed by 25 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

57 Issues opened by 51 people

• datetime.isoformat() docstring has a typo

  #135956 opened Jun 25, 2025

• Expose internal stack introspection APIs as a statistical runtime analysis tool

  #135953 opened Jun 25, 2025

• smtplib chunked sending

  #135952 opened Jun 25, 2025

• Add a Section to the Language Reference About Runtime Components

  #135944 opened Jun 25, 2025

• Show how to clear a `@functools.cached_property`

  #135936 opened Jun 25, 2025

• Wrong `TypeError` message

  #135915 opened Jun 25, 2025

• Document ob_refcnt, ob_type, ob_size

  #135913 opened Jun 25, 2025

• Free threaded builds can double dealloc if .tp_dealloc sleeps

  #135909 opened Jun 25, 2025

• Use _PyObject_CAST in internal headers

  #135906 opened Jun 25, 2025

• Optimize the JIT's low-level assembly control flow

  #135904 opened Jun 24, 2025

• Increased memory usage with free-threaded build

  #135898 opened Jun 24, 2025

• ctypes._CData.from_buffer does not inherit _b_base_

  #135894 opened Jun 24, 2025

• Importing ctypes results in extra open libffi file descriptor since 3.14

  #135893 opened Jun 24, 2025

• Fix undocumented method `CookieJar.clear_expired_cookies` in lib `http.cookiejar`

  #135885 opened Jun 24, 2025

• sqlite3 CLI keeps part of previous commands when scrolling history

  #135883 opened Jun 24, 2025

• Segfault by calling `repr(SimpleNamespace)` with `typing.Union` attributes in threads on a free-threading build

  #135878 opened Jun 24, 2025

• Non-blocking `_PyMutex_LockTimed` spins and may fail unnecessarily in no-GIL builds

  #135871 opened Jun 24, 2025

• asyncio socket write a multi-dimensional memoryview could truncate data

  #135862 opened Jun 23, 2025

• standard library email.parser fails to recognize multipart message

  #135854 opened Jun 23, 2025

• Decide the fate of missing C99 functions in `math`

  #135853 opened Jun 23, 2025

• Remove external dependency for `logging.handlers.NTEventLogHandler`

  #135852 opened Jun 23, 2025

• Immortalize/defer all functions in `__builtins__`

  #135850 opened Jun 23, 2025

• Support zstd on Android

  #135846 opened Jun 23, 2025

• IndexError when calling asyncio.open_connection

  #135836 opened Jun 23, 2025

• json.load() can raise undocumented RecursionError

  #135835 opened Jun 23, 2025

• Bad advice in DeprecationWarning about sqlite3 datetime adapter

  #135834 opened Jun 23, 2025

• Implement Py_DECREF specializations for Py_GIL_DISABLED build

  #135832 opened Jun 23, 2025

• [MSVC][ASAN] Cpython failed to run test_call test_functools tests with ASAN using MSVC on windows

  #135830 opened Jun 23, 2025

• Unable to translate parsed-literal block from using/mac.rst

  #135828 opened Jun 22, 2025

• TemporaryDirectory ignore_cleanup_errors flag is not robustic

  #135812 opened Jun 22, 2025

• There is no way to annotate singletons like `sys.monitoring.DISABLE`

  #135807 opened Jun 22, 2025

• Better module info for SyntaxWarnings during AST parsing

  #135801 opened Jun 21, 2025

• Support changing return value of a function in sys.monitoring

  #135799 opened Jun 21, 2025

• ast.parse(mode='single') exception for block statements without trailing newline

  #135798 opened Jun 21, 2025

• `ast.class._field_types` causes Exception when `ast.class._fields` does not cause Exception

  #135797 opened Jun 21, 2025

• Support more dot commands for sqlite3 command-line interface

  #135795 opened Jun 21, 2025

• Use NETRC environment variable

  #135788 opened Jun 21, 2025

• Crossbuild: `sys.implementation` and `build-details.json`

  #135785 opened Jun 21, 2025

• `umask`ed `os.makedirs()` sometimes fails on Emscripten

  #135783 opened Jun 21, 2025

• clang -fsanitize=memory detected error with the trivial program that embeds the Python interpreter

  #135774 opened Jun 20, 2025

• venv using symlinks and empty pyvenv.cfg isn't recognized as venv / able to find python home

  #135773 opened Jun 20, 2025

• Python on Windows, `site_import=0`/`-S`: `sys.path` containing executable path is undocumented

  #135769 opened Jun 20, 2025

• Correctly block＆allow IPv6 domains in `http.cookiejar`

  #135768 opened Jun 20, 2025

• Improve error message when passing an invalid producer to `dict`

  #135765 opened Jun 20, 2025

• Add a Clinic Convert for positive-only `Py_ssize_t` (but not `size_t`)

  #135763 opened Jun 20, 2025

• The error message from `codecs.register_error()` and `str.encode()` should be clearer

  #135760 opened Jun 20, 2025

• Undocumented 3.14 C API

  #135755 opened Jun 20, 2025

• Support `locale` module on Android

  #135753 opened Jun 20, 2025

• traceback: add `recent_first` and `show_lines` parameters

  #135751 opened Jun 20, 2025

• use argument clinic for more socket functions

  #135748 opened Jun 20, 2025

• 3.13.2: cast in Py_XDECREF causes runtime failures with immortal objects

  #135746 opened Jun 20, 2025

• GeneratorExit and asyncio.TaskGroup - missing from _is_base_error?

  #135736 opened Jun 20, 2025

• ImportError in `test.support.suppress_imortalization` when using `--enable-optimizations` and `--disable-test-modules`

  #135734 opened Jun 19, 2025

• Inaccurate description of multiprocessing.Queue.close()

  #135730 opened Jun 19, 2025

• Extraneous error output when process exits after using subinterpreters

  #135729 opened Jun 19, 2025

• Regression in multiprocessing.set_start_method introduced in Python 3.13.4

  #135726 opened Jun 19, 2025

• some instructions in __annotate__ have incorrect code positions

  #135700 opened Jun 19, 2025

163 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• gh-92810: Reduce memory usage by ABCMeta.__subclasscheck__

  #131914 commented on Jun 23, 2025 • 22 new comments

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

  #135367 commented on Jun 21, 2025 • 19 new comments

• gh-128881: Do not ignore `address` and `flags` parameters in `socket.{send,recv}_fds`

  #128882 commented on Jun 22, 2025 • 15 new comments

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

  #135465 commented on Jun 24, 2025 • 14 new comments

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

  #135585 commented on Jun 25, 2025 • 13 new comments

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

  #135614 commented on Jun 24, 2025 • 12 new comments

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

  #135057 commented on Jun 22, 2025 • 8 new comments

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

  #135566 commented on Jun 25, 2025 • 6 new comments

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

  #135643 commented on Jun 24, 2025 • 6 new comments

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

  #135572 commented on Jun 24, 2025 • 5 new comments

• Synced docs and docstring for `sysconfig.get_platform`

  #135530 commented on Jun 21, 2025 • 5 new comments

• gh-102247: Improve documentation of http.HTTPStatus members update

  #133190 commented on Jun 21, 2025 • 5 new comments

• gh-134567: Exposes log format to users in unittest.TestCase.assertLogs

  #134570 commented on Jun 25, 2025 • 5 new comments

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

  #135689 commented on Jun 25, 2025 • 5 new comments

• gh-127971: fix off-by-one read beyond the end of a string during search

  #132574 commented on Jun 21, 2025 • 3 new comments

• gh-132732: Automatically constant evaluate pure operations

  #132733 commented on Jun 20, 2025 • 3 new comments

• gh-132314: suppress `maybe-uninitialized` compiler warning

  #134207 commented on Jun 24, 2025 • 3 new comments

• gh-116502: Fix memory access violation on fatal error with Windows

  #116503 commented on Jun 23, 2025 • 3 new comments

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

  #134862 commented on Jun 22, 2025 • 3 new comments

• gh-91349: Adjust default compression level to 6 (down from 9) in gzip and tarfile

  #131470 commented on Jun 25, 2025 • 2 new comments

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

  #135570 commented on Jun 25, 2025 • 2 new comments

• gh-59598: Ignore leading whitespace in `JSONDecoder.raw_decode`

  #117397 commented on Jun 19, 2025 • 2 new comments

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

  #135346 commented on Jun 19, 2025 • 2 new comments

• gh-64243: Implement `locale.getlocale` fall back in `gettext.find`

  #131477 commented on Jun 25, 2025 • 1 new comment

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

  #135152 commented on Jun 21, 2025 • 1 new comment

• gh-116738: Make _json module safe in the free-threading build

  #119438 commented on Jun 24, 2025 • 1 new comment

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

  #135283 commented on Jun 21, 2025 • 1 new comment

• gh-102555: Fix comment parsing in HTMLParser

  #135664 commented on Jun 25, 2025 • 1 new comment

• gh-132631: Fix "I/O operation on closed file" when parsing JSON Lines file

  #132632 commented on Jun 24, 2025 • 1 new comment

• bpo-35100: add unquote_to_bytes_plus to the urllib.parse module

  #12368 commented on Jun 22, 2025 • 1 new comment

• gh-129926: Speed up sqlite3.Row item access

  #129927 commented on Jun 20, 2025 • 1 new comment

• gh-51067: add `ZipFile.remove()`

  #103033 commented on Jun 21, 2025 • 1 new comment

• gh-128514: Enable `-hugify` for BOLT

  #128849 commented on Jun 21, 2025 • 0 new comments

• IDLE: Update NEWS2x.txt with 2.7 release date

  #129908 commented on Jun 25, 2025 • 0 new comments

• gh-130327: Always traverse managed dictionaries, even when inline values are available

  #130469 commented on Jun 19, 2025 • 0 new comments

• gh-128942: make arraymodule.c free-thread safe (lock-free)

  #130771 commented on Jun 21, 2025 • 0 new comments

• gh-130693: Add options of the tkinter.Text.search method: -nolinestop -all -overlap -strictlimits

  #130848 commented on Jun 21, 2025 • 0 new comments

• gh-88473: Implement fast path in date.today() for date types

  #130980 commented on Jun 25, 2025 • 0 new comments

• gh-83461: Don't allow datetime parsing to accept non-ASCII digits

  #131008 commented on Jun 25, 2025 • 0 new comments

• gh-91349: Expose the crc32 function from the lzma library

  #131721 commented on Jun 25, 2025 • 0 new comments

• gh-109945: Enable spec of multiple curves/groups for TLS

  #119244 commented on Jun 25, 2025 • 0 new comments

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

  #135678 commented on Jun 25, 2025 • 0 new comments

• gh-107545: Fix misleading setsockopt error message

  #107546 commented on Jun 25, 2025 • 0 new comments

• gh-99080: Preserve backslash character not used to escape quotes in .netrc files

  #99088 commented on Jun 20, 2025 • 0 new comments

• multiprocessing.get_logger() logger deadlock on first call by subprocess to logger.info("...") due to internal logger.debug(...) call by multiprocessing.Queue._start_thread

  #91555 commented on Jun 25, 2025 • 0 new comments

• Bytecode changes in 3.14 are not documented in `dis` module docs

  #135447 commented on Jun 25, 2025 • 0 new comments

• Bug: ASCII range mentioned as U+0001..U+007F, rather than U+0000..U+007F

  #135923 commented on Jun 25, 2025 • 0 new comments

• Reorganize WASI-related files in `Tools/wasm`

  #133600 commented on Jun 25, 2025 • 0 new comments

• multiprocessing logger deadlocks if used with logging.handlers.QueueHandler

  #90321 commented on Jun 25, 2025 • 0 new comments

• Reword the Lexical Analysis chapter of the docs

  #135676 commented on Jun 25, 2025 • 0 new comments

• Accelerate string.Template by using formatted string literals

  #72496 commented on Jun 25, 2025 • 0 new comments

• Type annotations lost when using wraps by default

  #85403 commented on Jun 25, 2025 • 0 new comments

• Support __index__() in getrandbits(), randbytes() and others

  #135378 commented on Jun 19, 2025 • 0 new comments

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

  #135235 commented on Jun 23, 2025 • 0 new comments

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

  #135215 commented on Jun 24, 2025 • 0 new comments

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

  #135202 commented on Jun 20, 2025 • 0 new comments

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

  #135071 commented on Jun 23, 2025 • 0 new comments

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

  #135008 commented on Jun 24, 2025 • 0 new comments

• gh-134873: Avoid quadratic complexities in idlelib

  #134874 commented on Jun 22, 2025 • 0 new comments

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

  #135310 commented on Jun 25, 2025 • 0 new comments

• gh-51067: Add `remove()` and `repack()` to `ZipFile`

  #134627 commented on Jun 25, 2025 • 0 new comments

• gh-134009: Expose `PyMutex_IsLocked` in the public C API

  #134365 commented on Jun 25, 2025 • 0 new comments

• gh-131338: Disable new stack size code for non-glibc on linux.

  #134336 commented on Jun 25, 2025 • 0 new comments

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

  #135389 commented on Jun 22, 2025 • 0 new comments

• Clarify some details regarding `sys.monitoring`

  #133981 commented on Jun 19, 2025 • 0 new comments

• GH-133789: Fix unpickling of pathlib objects pickled in Python 3.13

  #133831 commented on Jun 20, 2025 • 0 new comments

• gh-125996: fix thread safety of ordered dict

  #133734 commented on Jun 23, 2025 • 0 new comments

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

  #135526 commented on Jun 19, 2025 • 0 new comments

• Implement PEP 788

  #133110 commented on Jun 21, 2025 • 0 new comments

• gh-132771: Added assert for potential Integer Overflow in the mark_stacks function

  #132830 commented on Jun 23, 2025 • 0 new comments

• gh-123471: Make itertools.product and itertools.combinations thread-safe

  #132814 commented on Jun 25, 2025 • 0 new comments

• Update "Format String Syntax" documentation block to match actual behaviour

  #132736 commented on Jun 19, 2025 • 0 new comments

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

  #135553 commented on Jun 19, 2025 • 0 new comments

• gh-132413: Fix crash in _datetime when used at shutdown (alt)

  #132665 commented on Jun 23, 2025 • 0 new comments

• gh-132657: Add free-threading scaling benchmark for copy.copy and copy.deepcopy

  #132658 commented on Jun 23, 2025 • 0 new comments

• gh-132042: Prebuild mro_dict for find_name_in_mro to speedup class creation

  #132618 commented on Jun 24, 2025 • 0 new comments

• gh-132413: Fix crash in _datetime when used at shutdown

  #132599 commented on Jun 23, 2025 • 0 new comments

• gh-132346: Docs: Clarify that reference counts aren't stable between versions

  #132352 commented on Jun 25, 2025 • 0 new comments

• gh-87790: support thousands separators for formatting fractional part of Fraction's

  #132204 commented on Jun 24, 2025 • 0 new comments

• gh-87790: support thousands separators for formatting fractional part of Decimal's

  #132202 commented on Jun 24, 2025 • 0 new comments

• gh-132042: Remove resolve_slotdups to speedup class creation

  #132156 commented on Jun 24, 2025 • 0 new comments

• Remove unneeded `zlib` dependency in zipfile tests

  #135631 commented on Jun 21, 2025 • 0 new comments

• venv overwrites existing .gitignore

  #135604 commented on Jun 20, 2025 • 0 new comments

• Performance issue with ARM64 windows Python release binaries

  #134524 commented on Jun 20, 2025 • 0 new comments

• Make it possible for the jit to deopt to tier1 upon interrupts

  #132532 commented on Jun 20, 2025 • 0 new comments

• with statement star target

  #135617 commented on Jun 20, 2025 • 0 new comments

• Documentation for except* could be clearer

  #135629 commented on Jun 20, 2025 • 0 new comments

• codeobject.co_nlocals and codeobject.co_varnames are incorrect for function definition

  #133326 commented on Jun 20, 2025 • 0 new comments

• Increased memory usage with mimalloc

  #135153 commented on Jun 20, 2025 • 0 new comments

• Memory access violation on fatal error with Windows

  #116502 commented on Jun 20, 2025 • 0 new comments

• Emscripten: Get test suite passing

  #127146 commented on Jun 21, 2025 • 0 new comments

• `sys.exit` unpacks its argument if it is a 0- or 1-element tuple

  #133548 commented on Jun 21, 2025 • 0 new comments

• Improve PyREPL auto-indentation

  #133710 commented on Jun 21, 2025 • 0 new comments

• Various data races in subinterpreter tests under TSAN

  #129824 commented on Jun 21, 2025 • 0 new comments

• PEP 739 / `build-details.json`: `c_api.headers` does not include the `pythonX.Y` directory

  #134632 commented on Jun 21, 2025 • 0 new comments

• creating venv Python3.13 on CIFS mounted drive fails ENODATA

  #133951 commented on Jun 22, 2025 • 0 new comments

• Support linking unnamed temp files into filesystem on Linux

  #89341 commented on Jun 22, 2025 • 0 new comments

• class multiprocessing.Value calls set_start_method

  #85222 commented on Jun 22, 2025 • 0 new comments

• random.vonmisesvariate() and random.lognormvariate() accept invalid parameters despite docs constraints

  #135647 commented on Jun 22, 2025 • 0 new comments

• Starting a Process from "spawn" context has side effect of fixing start method to "fork" on Linux

  #109263 commented on Jun 22, 2025 • 0 new comments

• Ncurses Extended Color Pairs incorrectly display as copies of lower 256 color pairs

  #119138 commented on Jun 22, 2025 • 0 new comments

• ipaddress should accept bytearray in addition to bytes

  #78646 commented on Jun 22, 2025 • 0 new comments

• Audit all built-in modules for thread safety

  #116738 commented on Jun 19, 2025 • 0 new comments

• test_os.TimerfdTests is flaky

  #126112 commented on Jun 19, 2025 • 0 new comments

• Inline values array into the object

  #115776 commented on Jun 19, 2025 • 0 new comments

• Add customization to country code second-level domains in DefaultPolicy of lib http.cookiejar

  #135567 commented on Jun 19, 2025 • 0 new comments

• Guard call to _hashlib in test_hashlib.py

  #135571 commented on Jun 19, 2025 • 0 new comments

• Pickle `APPENDS` and `ADDITEMS` missing check

  #135573 commented on Jun 19, 2025 • 0 new comments

• unittest mocks don't get applied to children with forkserver multiprocessing start method

  #135583 commented on Jun 19, 2025 • 0 new comments

• Add support for defining variadic callbacks via ctypes

  #135620 commented on Jun 19, 2025 • 0 new comments

• Calling ElementTree.write on an ElementTree instance where ElementTree._root is the wrong type causes possible data loss

  #135640 commented on Jun 19, 2025 • 0 new comments

• Log File Handlers Do not Respect logging.raiseExceptions = False

  #135683 commented on Jun 19, 2025 • 0 new comments

• Add a docker compose configuration file

  #135693 commented on Jun 19, 2025 • 0 new comments

• CI should run Undefined Behavior Sanitizer (UBSAN), as already done for ASAN

  #111758 commented on Jun 19, 2025 • 0 new comments

• Top-of-stack caching in the JIT

  #135379 commented on Jun 19, 2025 • 0 new comments

• An object referenced only through it's own `__dict__` can get collected too early.

  #130327 commented on Jun 19, 2025 • 0 new comments

• Segmentation fault, possibly due to a GC issue

  #135552 commented on Jun 19, 2025 • 0 new comments

• socketserver.BaseRequestHandler inherited class

  #89976 commented on Jun 20, 2025 • 0 new comments

• `test_perf_profiler` fails on aarch64 Fedora Stable buildbots

  #131038 commented on Jun 20, 2025 • 0 new comments

• Undocumented 3.13 C API

  #118915 commented on Jun 20, 2025 • 0 new comments

• json dump fails for mixed-type keys when sort_keys is specified

  #69643 commented on Jun 20, 2025 • 0 new comments

• `generator.close()` never raises `GeneratorExit`

  #135110 commented on Jun 20, 2025 • 0 new comments

• `KeyError` hides the exception raised by str(key)

  #135660 commented on Jun 22, 2025 • 0 new comments

• `re` should support `\p{...}` character properties

  #95555 commented on Jun 24, 2025 • 0 new comments

• strptime(.., '%c') fails to parse output of strftime('%c', ..) in some locales

  #53203 commented on Jun 24, 2025 • 0 new comments

• Add the interpreters Module, Implementing PEP 734

  #134939 commented on Jun 24, 2025 • 0 new comments

• Parse assert (x == y, "Descriptive text") as statement params instead of a tuple

  #90325 commented on Jun 24, 2025 • 0 new comments

• webbrowser.open doesn't work on Android

  #90371 commented on Jun 25, 2025 • 0 new comments

• Eliminate redundant refcounting in the JIT

  #134584 commented on Jun 25, 2025 • 0 new comments

• Broken tests with "legacy" sys.float_repr_style

  #128051 commented on Jun 25, 2025 • 0 new comments

• Memory keeps increasing with fixed-size dict during multi-threaded set/delete in 3.13.3t

  #133136 commented on Jun 25, 2025 • 0 new comments

• Expose log format to users in assertLogs

  #134567 commented on Jun 25, 2025 • 0 new comments

• Types with Py_TPFLAGS_MANAGED_WEAKREF but not Py_TPFLAGS_HAVE_GC crash when creating a weak reference

  #134786 commented on Jun 25, 2025 • 0 new comments

• When accepting a socket connection and ERROR_NETNAME_DELETED occurs, leads this into a closing of the serving socket (BaseProactorEventLoop)

  #93821 commented on Jun 25, 2025 • 0 new comments

• test_idle test_configdialog.HighPageTest failing on macOS

  #134770 commented on Jun 25, 2025 • 0 new comments

• time.get_clock_info reports "adjustable=False" for implementation="CLOCK_MONOTONIC"

  #82575 commented on Jun 25, 2025 • 0 new comments

• Use tagged pointers on the stack in the default build.

  #127705 commented on Jun 25, 2025 • 0 new comments

• Worst case quadratic complexity in HTMLParser

  #135462 commented on Jun 25, 2025 • 0 new comments

• Stack overflow test errors in Alpine after GH-130398

  #131338 commented on Jun 25, 2025 • 0 new comments

• Implement stack overflow protection for linux based on actual stack depth

  #130396 commented on Jun 25, 2025 • 0 new comments

• Implement PEP 768 – Safe external debugger interface for CPython

  #131591 commented on Jun 25, 2025 • 0 new comments

• XSS in html.parser library

  #102555 commented on Jun 25, 2025 • 0 new comments

• HTMLParser differences from the HTML5 specification

  #135661 commented on Jun 25, 2025 • 0 new comments

• A Series of Simple DOS Vulnerabilities

  #134873 commented on Jun 22, 2025 • 0 new comments

• ASan detects memory leaks in Python REPL during immediate exit after startup

  #135618 commented on Jun 22, 2025 • 0 new comments

• Optimize class creation

  #132042 commented on Jun 22, 2025 • 0 new comments

• `test_perf_profiler` fails under Windows Subsystem for Linux

  #134986 commented on Jun 23, 2025 • 0 new comments

• `platform.mac_ver()` returns macOS version of 16.0 instead of 26.0 on Tahoe

  #135675 commented on Jun 23, 2025 • 0 new comments

• Rewrite & cleanup HACL*-based extension modules

  #135532 commented on Jun 23, 2025 • 0 new comments

• Deprecate and remove code execution in pth files

  #78125 commented on Jun 23, 2025 • 0 new comments

• In Python 3.13 REPL, print() adds extra indentation when invoked from a tkinter event handler

  #135045 commented on Jun 23, 2025 • 0 new comments

• 3.14.0b3 JIT build fails with `KeyError: 'R_X86_64_GOTPCREL'`

  #135690 commented on Jun 23, 2025 • 0 new comments

• locale.nl_langinfo(locale.ERA) is broken

  #125411 commented on Jun 23, 2025 • 0 new comments

• ZipFile.open() should not ignore compression, new file should default to today rather than 1980

  #121402 commented on Jun 23, 2025 • 0 new comments

• remove/delete method for zipfile objects

  #51067 commented on Jun 24, 2025 • 0 new comments

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

  #135528 commented on Jun 24, 2025 • 0 new comments

• Reduce the size of plain Python objects from 8 to 6 machine words.

  #95245 commented on Jun 24, 2025 • 0 new comments

• `test_weakref.test_threaded_weak_key_dict_deepcopy` crash: merged objects should have ob_tid == 0

  #135106 commented on Jun 24, 2025 • 0 new comments

• Regression tests do not support exclusion and pgo in the same invocation

  #135494 commented on Jun 24, 2025 • 0 new comments

• Better uop coverage in the JIT optimizer

  #131798 commented on Jun 24, 2025 • 0 new comments

• For new REPL the help page should explain keyboard shortcuts

  #125142 commented on Jun 24, 2025 • 0 new comments

• Should we support unicode in width/precision formatting fields?

  #135025 commented on Jun 24, 2025 • 0 new comments

• Expose `_PyCriticalSection_BeginMutex` as a public API

  #133296 commented on Jun 24, 2025 • 0 new comments