147 Pull requests merged by 50 people

• [3.13] gh-136992: Add "None" as valid SameSite value as per RFC 6265bis (GH-137040)

  #137141 merged Jul 27, 2025

• [3.13] gh-132898: Add a note in multiprocessing.Process docs about creating a process in a REPL (GH-137118)

  #137155 merged Jul 27, 2025

• gh-132898: Add a note in multiprocessing.Process docs about creating a process in a REPL session

  #137118 merged Jul 27, 2025

• [3.13] gh-136278: Document codecs.escape_encode() and codecs.escape_decode() (GH-136314)

  #137150 merged Jul 27, 2025

• gh-136278: Document codecs.escape_encode() and codecs.escape_decode()

  #136314 merged Jul 27, 2025

• [3.13] gh-134698: Hold a lock when the thread state is detached in ssl (GH-134724)

  #137126 merged Jul 27, 2025

• GH-128520: pathlib ABCs: tweak protocol for virtual path strings

  #134104 merged Jul 27, 2025

• GH-137059: url2pathname(): fix support for drive letter in netloc

  #137060 merged Jul 27, 2025

• gh-136992: Add 'None' as valid SameSite value as per RFC6265bis

  #137040 merged Jul 27, 2025

• gh-137058: use __STDC_VERSION__ >= 202311L instead of __STDC_VERSION__ > 201710L

  #137127 merged Jul 27, 2025

• [3.14] Link to plaintext for "show source" links (GH-137131)

  #137132 merged Jul 27, 2025

• [3.13] gh-126662: naming consistency for signal.ItimerError (GH-126712)

  #137123 merged Jul 27, 2025

• [3.13] Link to plaintext for "show source" links (GH-137131)

  #137133 merged Jul 27, 2025

• Link to plaintext for "show source" links

  #137131 merged Jul 27, 2025

• [3.14] gh-131038: Use text=True in subprocesses in test_perf_profiler (GH-137117)

  #137124 merged Jul 26, 2025

• [3.13] gh-131038: Use text=True in subprocesses in test_perf_profiler (GH-137117)

  #137125 merged Jul 26, 2025

• gh-131038: Use text=True in subprocesses in test_perf_profiler

  #137117 merged Jul 26, 2025

• gh-126662: naming consistency for signal.ItimerError

  #126712 merged Jul 26, 2025

• gh-136912: fix handling of OverflowError in hmac.digest

  #136917 merged Jul 26, 2025

• GH-132732: Use pure op machinery to optimize COMPARE_OP_INT/FLOAT/STR

  #137062 merged Jul 26, 2025

• [3.14] gh-137090: Remove redundant statement in Doc/library/concurrent.interpreters.rst (GH-137091)

  #137108 merged Jul 25, 2025

• gh-137090: Remove redundant statement in Doc/library/concurrent.interpreters.rst

  #137091 merged Jul 25, 2025

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

  #134724 merged Jul 25, 2025

• [3.13] gh-130522: Fix unraisable TypeError in threading at interpreter shutdown (GH-131537)

  #137106 merged Jul 25, 2025

• gh-130522: Fix threading errors during garbage collection

  #131537 merged Jul 25, 2025

• gh-136929: ensure that hashlib.<name> does not raise AttributeError

  #136933 merged Jul 25, 2025

• [3.13] Fix Queue.shutdown docs for condition to unblock a join (gh-137088)

  #137102 merged Jul 25, 2025

• Fix Queue.shutdown docs for condition to unblock a join

  #137088 merged Jul 25, 2025

• gh-137084: Do not call get_gc_state from inside loop in expand_region_transitivly_reachable

  #137085 merged Jul 25, 2025

• gh-137093: Fix race condition in test_embed.test_bpo20891

  #137094 merged Jul 25, 2025

• gh-136914: Use inspect.isroutine() in DocTest's lineno computation

  #136930 merged Jul 25, 2025

• [3.14] gh-132983: Add missing references to Zstandard in shutil docstrings (GH-136617)

  #137052 merged Jul 25, 2025

• [3.14] Exclude _testclinic_depr.c.h from c-analyzer (GH-137086)

  #137089 merged Jul 24, 2025

• Exclude _testclinic_depr.c.h from c-analyzer

  #137086 merged Jul 24, 2025

• gh-136870: fix data races in instrumentation of bytecode

  #136994 merged Jul 24, 2025

• [3.13] Fix docs for Queue.shutdown (gh-137028)

  #137081 merged Jul 24, 2025

• Fix docs for Queue.shutdown

  #137028 merged Jul 24, 2025

• [3.13] gh-136759: rename lock.h to pylock.h (GH-137041)

  #137075 merged Jul 24, 2025

• gh-132551: add missing critical sections on BytesIO methods

  #137073 merged Jul 24, 2025

• gh-137054: Remove obsolete counting of objects in young generation

  #137055 merged Jul 24, 2025

• gh-136759: Rename lock.h to pylock.h

  #137041 merged Jul 24, 2025

• [3.13] gh-136516: Mention installation artifacts as de-facto resources (GH-136419)

  #137039 merged Jul 24, 2025

• gh-124621: Emscripten: Add smoke test for using pyrepl in Chrome

  #137004 merged Jul 24, 2025

• gh-136976: Emscripten: Add _decimal and libmpdec

  #136997 merged Jul 24, 2025

• gh-136980: Remove unused C tracing code in bdb

  #136981 merged Jul 24, 2025

• [3.14] GH-136975: Emend a spelling error (algorthm -> algorithm) (GH-136999)

  #137003 merged Jul 23, 2025

• Touch up Setup.local handling in Tools/wasm/wasi

  #137051 merged Jul 23, 2025

• gh-132983: Add missing references to Zstandard in shutil docstrings

  #136617 merged Jul 23, 2025

• [3.14] gh-137043: mention PyList_GET_ITEM as unsafe borrowed API in free-threading docs (GH-137042)

  #137045 merged Jul 23, 2025

• [3.14] gh-135676: Lexical analysis: Reword String literals and related sections (GH-135942)

  #137048 merged Jul 23, 2025

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

  #135942 merged Jul 23, 2025

• Revert "gh-135228: When @dataclass(slots=True) replaces a dataclass, make the original class collectible (#136893)"

  #137014 merged Jul 23, 2025

• [3.13] gh-137043: mention PyList_GET_ITEM as unsafe borrowed API in free-threading docs (GH-137042)

  #137046 merged Jul 23, 2025

• gh-137043: DOC: Free-threading howto should mention PyList_GET_ITEM

  #137042 merged Jul 23, 2025

• Fix typos in Doc/extending/extending.rst and Doc/library/shelve.rst

  #136890 merged Jul 23, 2025

• gh-136516: Mention installation artifacts as de-facto resources

  #136419 merged Jul 23, 2025

• gh-136437: Make several functions in os.path pos-only

  #136949 merged Jul 23, 2025

• gh-136459: Use platform-specific type in perf_jit_trampoline

  #137031 merged Jul 23, 2025

• gh-133296: Fix versionadded for C API functions that were backported

  #137024 merged Jul 22, 2025

• Refactor: Use is_wasm32 flag for is_emscripten or is_wasi for generic checks

  #136815 merged Jul 22, 2025

• [3.14] Revert "[3.14] gh-135228: When @dataclass(slots=True) replaces…

  #137013 merged Jul 22, 2025

• [3.14] Fix tables in 'Using on Windows' for the text writer (GH-137012)

  #137015 merged Jul 22, 2025

• [3.14] Revert "gh-112068: C API: Add support of nullable arguments in PyArg_Parse (GH-121303)" (GH-136991)

  #137006 merged Jul 22, 2025

• Fix tables in 'Using on Windows' for the text writer

  #137012 merged Jul 22, 2025

• [3.14] Fix code example in annotationlib documentation (GH-136972)

  #137002 merged Jul 22, 2025

• gh-136459: Add perf trampoline support for macOS

  #136461 merged Jul 22, 2025

• GH-136975: Emend a spelling error (algorthm -> algorithm)

  #136999 merged Jul 22, 2025

• Fix code example in annotationlib documentation

  #136972 merged Jul 22, 2025

• [3.13] gh-136437: Convert more os.path functions to positional-only in the docs (GH-136970)

  #137001 merged Jul 22, 2025

• Revert "gh-112068: C API: Add support of nullable arguments in PyArg_Parse (GH-121303)"

  #136991 merged Jul 22, 2025

• gh-136437: Convert more os.path functions to pos-only in the docs

  #136970 merged Jul 22, 2025

• gh-124621: Emscripten: Fix __syscall_ioctl patch

  #136993 merged Jul 22, 2025

• [3.14] gh-124621: Emscripten: Support pyrepl in browser (GH-136931)

  #136988 merged Jul 22, 2025

• [3.12] gh-118350: Fix support of elements "textarea" and "title" in HTMLParser (GH-135310)

  #136986 merged Jul 22, 2025

• [3.14] gh-133742: Fix test_sysconfig and test_build_details for relocated directories (GH-136987)

  #136990 merged Jul 22, 2025

• [3.13] gh-118350: Fix support of elements "textarea" and "title" in HTMLParser (GH-135310)

  #136985 merged Jul 22, 2025

• gh-133742: Fix test_sysconfig and test_build_details for relocated directories

  #136987 merged Jul 22, 2025

• [3.14] gh-118350: Fix support of elements "textarea" and "title" in HTMLParser (GH-135310)

  #136984 merged Jul 22, 2025

• gh-118350: Fix support of elements "textarea" and "title" in HTMLParser

  #135310 merged Jul 22, 2025

• [3.13] gh-131531: Android test fixes (GH-136845)

  #136963 merged Jul 22, 2025

• [3.14] gh-136251: Improvements to WASM demo REPL (GH-136252)

  #136977 merged Jul 22, 2025

• [3.14] gh-132661: Document t-strings and templatelib (GH-135229)

  #136974 merged Jul 22, 2025

• gh-124621: Emscripten: Support pyrepl in browser

  #136931 merged Jul 22, 2025

• [3.9] gh-135661: Fix parsing attributes with whitespaces around the "=" separator in HTMLParser (GH-136908)

  #136922 merged Jul 22, 2025

• [3.10] gh-135661: Fix parsing attributes with whitespaces around the "=" separator in HTMLParser (GH-136908)

  #136921 merged Jul 22, 2025

• [3.11] gh-135661: Fix parsing attributes with whitespaces around the "=" separator in HTMLParser (GH-136908)

  #136920 merged Jul 22, 2025

• [3.12] gh-135661: Fix parsing attributes with whitespaces around the "=" separator in HTMLParser (GH-136908)

  #136919 merged Jul 22, 2025

• [3.13] gh-135661: Fix parsing attributes with whitespaces around the "=" separator in HTMLParser (GH-136908)

  #136918 merged Jul 22, 2025

• [3.14] gh-124621: Emscripten: Add support for async input devices (GH-136822)

  #136935 merged Jul 22, 2025

• [3.14] gh-134009: Expose PyMutex_IsLocked in the public C API (gh-134365)

  #136971 merged Jul 22, 2025

• [3.14] gh-133296: Publicly expose critical section API that accepts PyMutex (gh-135899)

  #136969 merged Jul 22, 2025

• gh-132661: Document t-strings and templatelib

  #135229 merged Jul 22, 2025

• [3.13] gh-136859: Improve StrEnum docs (GH-136864)

  #136937 merged Jul 22, 2025

• [3.14] gh-136859: Improve StrEnum docs (GH-136864)

  #136936 merged Jul 22, 2025

• [3.13] gh-135468: Improve BaseHandler.http_error_default() parameter descriptions (GH-136797)

  #136826 merged Jul 22, 2025

• [3.14] gh-135468: Improve BaseHandler.http_error_default() parameter descriptions (GH-136797)

  #136825 merged Jul 22, 2025

• [3.14] Fix 3 typos in "Next" News items (GH-136892)

  #136967 merged Jul 22, 2025

• Fix 3 typos in "Next" News items

  #136892 merged Jul 22, 2025

• [3.14] gh-131531: Android test fixes (GH-136845)

  #136962 merged Jul 22, 2025

• gh-131531: Android test fixes

  #136845 merged Jul 22, 2025

• [3.14] gh-135228: When @dataclass(slots=True) replaces a dataclass, make the original class collectible (GH-136893)

  #136960 merged Jul 22, 2025

• gh-135228: When @dataclass(slots=True) replaces a dataclass, make the original class collectible

  #136893 merged Jul 22, 2025

• [3.14] gh-136170: Revert adding ZipFile.data_offset (GH-136950)

  #136955 merged Jul 22, 2025

• [3.14] gh-133600: Move config.site-wasm32-emscripten into the emscripten folder (GH-136934)

  #136956 merged Jul 22, 2025

• gh-133600: Move config.site-wasm32-emscripten into the emscripten folder

  #136934 merged Jul 21, 2025

• [3.14] gh-136421: Load _datetime static types during interpreter initialization (GH-136583)

  #136943 merged Jul 21, 2025

• gh-136170: Revert adding ZipFile.data_offset

  #136950 merged Jul 21, 2025

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

  #135899 merged Jul 21, 2025

• [3.14] gh-136870: fix data race in PyThreadState_Clear on sys_tracing_threads (GH-136951)

  #136953 merged Jul 21, 2025

• gh-136870: fix race in PyThreadState_Clear on sys_tracing_threads

  #136951 merged Jul 21, 2025

• [3.14] gh-135661: Fix parsing attributes with whitespaces around the "=" separator in HTMLParser (GH-136908)

  #136927 merged Jul 21, 2025

• [3.14] gh-136437: Document os.path.dirname as accepting only pos-only (GH-136946)

  #136947 merged Jul 21, 2025

• [3.13] gh-136437: Document os.path.dirname as accepting only pos-only (GH-136946)

  #136948 merged Jul 21, 2025

• gh-136437: Document os.path.dirname as accepting only pos-only

  #136946 merged Jul 21, 2025

• [3.14] GH-136874: url2pathname(): discard query and fragment components (GH-136875)

  #136942 merged Jul 21, 2025

• [3.14] gh-136437: Document some os.path functions as requiring pos-only (GH-136812)

  #136944 merged Jul 21, 2025

• [3.13] gh-136437: Document some os.path functions as requiring pos-only (GH-136812)

  #136945 merged Jul 21, 2025

• gh-136437: Document some os.path functions as requiring pos-only

  #136812 merged Jul 21, 2025

• gh-136421: Load _datetime static types during interpreter initialization

  #136583 merged Jul 21, 2025

• GH-136874: url2pathname(): discard query and fragment components

  #136875 merged Jul 21, 2025

• [3.13] Pedantic rewording of why relative importing doesn't work in main modules (GH-136846)

  #136941 merged Jul 21, 2025

• [3.14] Pedantic rewording of why relative importing doesn't work in main modules (GH-136846)

  #136940 merged Jul 21, 2025

• Pedantic rewording of why relative importing doesn't work in main modules

  #136846 merged Jul 21, 2025

• gh-116738: Make syslog module thread-safe

  #136760 merged Jul 21, 2025

• [3.14] gh-135621: Simplify TermInfo (GH-136916)

  #136925 merged Jul 21, 2025

• [3.14] gh-132661: Disallow Template/str concatenation after PEP 750 spec update (#135996)

  #136901 merged Jul 21, 2025

• gh-136859: Improve StrEnum docs

  #136864 merged Jul 21, 2025

• [3.13] gh-135148: Correctly handle f/t strings with comments and debug expressions (#135198)

  #136899 merged Jul 21, 2025

• [3.14] gh-121028: Soft-deprecate sys.api_version (GH-136463)

  #136928 merged Jul 21, 2025

• gh-136438: Make sure test_generated_cases pass with all optimization levels

  #136594 merged Jul 21, 2025

• gh-121028: Soft-deprecate sys.api_version

  #136463 merged Jul 21, 2025

• gh-135621: Simplify TermInfo

  #136916 merged Jul 21, 2025

• [3.14] gh-135621: Remove dependency on curses from PyREPL (GH-136758)

  #136915 merged Jul 21, 2025

• gh-135661: Fix parsing attributes with whitespaces around the "=" separator in HTMLParser

  #136908 merged Jul 21, 2025

• [3.14] gh-136852: Emscripten: Add PYTHON_NODE_VERSION environment variable (GH-136853)

  #136907 merged Jul 21, 2025

• gh-135621: Remove dependency on curses from PyREPL

  #136758 merged Jul 21, 2025

• gh-136251: Improvements to WASM demo REPL

  #136252 merged Jul 21, 2025

• [3.14] gh-134411: assert PyLong_FromLong(x) != NULL when x is known to be small (GH-134415)

  #136910 merged Jul 21, 2025

• [3.13] gh-134411: assert PyLong_FromLong(x) != NULL when x is known to be small (GH-134415)

  #136911 merged Jul 21, 2025

• gh-136852: Emscripten: Fix bug in #136853

  #136909 merged Jul 21, 2025

• [3.14] gh-136882: Update stale link in the basic logging tutorial. (GH-136885)

  #136905 merged Jul 21, 2025

• [3.13] gh-136882: Update stale link in the basic logging tutorial. (GH-136885)

  #136906 merged Jul 21, 2025

• gh-134411: assert PyLong_FromLong(x) != NULL when x is known to be small

  #134415 merged Jul 21, 2025

• [3.14] gh-136428: amend UUIDv8 performance improvements (GH-136903)

  #136904 merged Jul 21, 2025

• gh-136882: Update stale link in the basic logging tutorial.

  #136885 merged Jul 21, 2025

• gh-136428: amend UUIDv8 performance improvements

  #136903 merged Jul 21, 2025

• gh-132661: Disallow Template/str concatenation after PEP 750 spec update

  #135996 merged Jul 21, 2025

57 Pull requests opened by 33 people

• gh-119711: Describe create_datagram_endpoint's behavior in asyncio when local_addr is None

  #136913 opened Jul 21, 2025

• gh-136924: Suspend REPL colorizing when in a REPL interactive command

  #136926 opened Jul 21, 2025

• gh-136938: Do not use `var` in js, use `let` and `const`

  #136939 opened Jul 21, 2025

• gh-136897: Update docstring of `str.translate`

  #136954 opened Jul 21, 2025

• gh-124111: test macOS CI with Tk 9

  #136959 opened Jul 22, 2025

• gh-121237: Add `%:z` directive to datetime.strptime

  #136961 opened Jul 22, 2025

• gh-112632: Add optional keyword-only argument `block_style` to `pprint`

  #136964 opened Jul 22, 2025

• gh-135228: Create __dict__ and __weakref__ descriptors for object

  #136966 opened Jul 22, 2025

• gh-136968: fortify macro usage in cryptographic modules

  #136973 opened Jul 22, 2025

• Revert "gh-66234: Add flag to disable the use of mmap in dbm.gnu (GH-135005)"

  #136989 opened Jul 22, 2025

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

  #136995 opened Jul 22, 2025

• [3.14] gh-136437: Convert more ``os.path`` functions to positional-only in the docs (GH-136970)

  #137000 opened Jul 22, 2025

• gh-124503: simplified ast.literal_eval

  #137010 opened Jul 22, 2025

• gh-137007: Track executor before any possible deallocations

  #137016 opened Jul 22, 2025

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

  #137018 opened Jul 22, 2025

• gh-132661: PEP 750 documentation: second pass

  #137020 opened Jul 22, 2025

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

  #137023 opened Jul 22, 2025

• gh-130577: tarfile now validates archives to ensure member offsets are non-negative

  #137027 opened Jul 22, 2025

• [3.13] GH-111758: Merge TSan and UBSan reusable GHA workflows (#136820)

  #137029 opened Jul 23, 2025

• gh-123441: Correct the supported languages of the `iso-8859-4` codec

  #137034 opened Jul 23, 2025

• Add What's New entry about Emscripten changes

  #137035 opened Jul 23, 2025

• gh-136520: Clarify docs for _pack_ & _align_

  #137036 opened Jul 23, 2025

• [3.14] gh-136516: Mention installation artifacts as de-facto resources (GH-136419)

  #137038 opened Jul 23, 2025

• gh-135228: When @dataclass(slots=True) replaces a dataclass, make the original class collectible (take 2)

  #137047 opened Jul 23, 2025

• [3.14] Touch up `Setup.local` handling in `Tools/wasm/wasi` (GH-137051)

  #137053 opened Jul 23, 2025

• gh-137056: Fix DTrace build support on NetBSD

  #137057 opened Jul 23, 2025

• gh-137063: Remove notice about ast node types no longer available

  #137064 opened Jul 24, 2025

• [3.14] gh-136976: Emscripten: Add _decimal and libmpdec (GH-136997)

  #137066 opened Jul 24, 2025

• [3.14] gh-124621: Emscripten: Add smoke test for using pyrepl in Chrome (GH-137004)

  #137067 opened Jul 24, 2025

• gh-137065: Unmerge types.UnionType and typing.Union

  #137069 opened Jul 24, 2025

• [3.14] gh-136759: rename `lock.h` to `pylock.h` (GH-137041)

  #137072 opened Jul 24, 2025

• gh-137078: Fix keyword typo recognition when executed over files

  #137079 opened Jul 24, 2025

• [3.14] Fix docs for Queue.shutdown (gh-137028)

  #137080 opened Jul 24, 2025

• [3.14] gh-136870: fix data races in instrumentation of bytecode (GH-136994)

  #137082 opened Jul 24, 2025

• gh-116111: Clarify DST behaviour in datetime arithmetic and zoneinfo docs

  #137092 opened Jul 24, 2025

• GH-132532: Add new DSL macros to better declare semantics of exits at ends of instructions/uops.

  #137098 opened Jul 25, 2025

• gh-81719: Add private members to zipfileZipFile to make it easier to subclass

  #137101 opened Jul 25, 2025

• gh-137103: A better circular check for json.dump()

  #137104 opened Jul 25, 2025

• [3.14] gh-130522: Fix unraisable TypeError in threading at interpreter shutdown (GH-131537)

  #137105 opened Jul 25, 2025

• [3.14] gh-134698: Hold a lock when the thread state is detached in `ssl` (GH-134724)

  #137107 opened Jul 25, 2025

• gh-137110: Untrack immortal objects from expand_region_transitivity_reachable

  #137111 opened Jul 25, 2025

• [3.14] gh-136912: fix handling of `OverflowError` in `hmac.digest` (GH-136917)

  #137116 opened Jul 26, 2025

• [3.14] gh-126662: naming consistency for `signal.ItimerError` (GH-126712)

  #137122 opened Jul 26, 2025

• gh-137128: Support for async iterables in coro_fns

  #137129 opened Jul 26, 2025

• gh-137134: Update SQLite to 3.50.3 for binary releases

  #137135 opened Jul 27, 2025

• gh-137136: Suppress build warnings when build on Windows with --experimental-jit-interpreter

  #137137 opened Jul 27, 2025

• gh-133951: Remove lib64->lib symlink in venv creation

  #137139 opened Jul 27, 2025

• [3.14] gh-136992: Add "None" as valid `SameSite` value as per RFC 6265bis (GH-137040)

  #137140 opened Jul 27, 2025

• gh-137113 docs: note readline no longer supported in REPL after 3.13

  #137142 opened Jul 27, 2025

• gh-130567: Remove optimistic allocation in locale.strxfrm()

  #137143 opened Jul 27, 2025

• [3.14] GH-137059: `url2pathname()`: fix support for drive letter in netloc (GH-137060)

  #137144 opened Jul 27, 2025

• gh-137146: Restrict IPvFuture address parsing to RFC 3986-valid characters

  #137147 opened Jul 27, 2025

• gh-137146: Validate IPv6 ZoneID characters against RFC 6874 in urllib.parse

  #137148 opened Jul 27, 2025

• [3.14] gh-136278: Document codecs.escape_encode() and codecs.escape_decode() (GH-136314)

  #137149 opened Jul 27, 2025

• Add explanation comments for tests for overlapped ZIP entries

  #137152 opened Jul 27, 2025

• [3.14] gh-132898: Add a note in `multiprocessing.Process` docs about creating a process in a REPL (GH-137118)

  #137154 opened Jul 27, 2025

• [3.13] gh-84559: improve What's New entry for `multiprocessing` startmethod changes (GH-128173)

  #137156 opened Jul 27, 2025

69 Issues closed by 34 people

• REPL: AttributeError: module `__mp_main__` has no attribute `is_prime` in `ProcessPoolExecutor` example

  #132898 closed Jul 27, 2025

• Include debug/release and optimization level in the Python build/version line

  #137151 closed Jul 27, 2025

• Missing documentation for codecs.escape_decode

  #74773 closed Jul 27, 2025

• Write documentation for codecs.escape_encode() and codecs.escape_decode()

  #136278 closed Jul 27, 2025

• Performance regression: typing.cast() with Union types causes 15-60x slowdown in hot code paths

  #137138 closed Jul 27, 2025

• `__orig_bases__` returns indirect generic bases instead of direct bases, causing mismatch with `__bases__`

  #137120 closed Jul 26, 2025

• Fatal python error during flask server run

  #137115 closed Jul 26, 2025

• Remove redundant statement

  #137090 closed Jul 26, 2025

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

  #133600 closed Jul 25, 2025

• threading.Event().wait() not interruptable with Ctrl-C on Windows

  #80116 closed Jul 25, 2025

• threading.Lock.acquire() not interruptible on Windows

  #74157 closed Jul 25, 2025

• data races in instrumentation when running coverage under TSAN

  #136870 closed Jul 25, 2025

• <lock.h> filename is too generic

  #136759 closed Jul 25, 2025

• threading: Exception at shutdown on musllinux_1_2_i686

  #130522 closed Jul 25, 2025

• OS permission error should indicate which of the files caused the issue

  #137077 closed Jul 25, 2025

• Ensure that `hashlib.<name>` does not raise `AttributeError`

  #136929 closed Jul 25, 2025

• Accept more hexstring formats in `binascii.unhexlify` and `bytes.fromhex`

  #137083 closed Jul 25, 2025

• [refactoring] Do not call get_gc_state from inside loop in expand_region_transitively_reachable

  #137084 closed Jul 25, 2025

• `test_embed.test_bpo20891` is racy under free-threading

  #137093 closed Jul 25, 2025

• false result with datetime week and isocalendar()

  #137097 closed Jul 25, 2025

• Optimize heapq.nlargest/nsmallest by switching to sorting when k is large relative to n

  #137095 closed Jul 25, 2025

• Spam

  #137096 closed Jul 25, 2025

• Undefined symbol in C++ extension when using Python 3.11 and PyTorch-based C++/CUDA module (`selective_scan_cuda`)

  #137071 closed Jul 24, 2025

• Remove obsolete counting of objects in young generation of GC

  #137054 closed Jul 24, 2025

• Unused C tracing code in bdb

  #136980 closed Jul 24, 2025

• spam

  #137061 closed Jul 23, 2025

• `url2pathname()` doesn't handle URL query or fragment components

  #136874 closed Jul 23, 2025

• Stop creating `Modules/Setup.local` when doing WASI builds

  #137049 closed Jul 23, 2025

• Free-threading documentation should mention PyList_GET_ITEM

  #137043 closed Jul 23, 2025

• Document ob_refcnt, ob_type, ob_size

  #135913 closed Jul 23, 2025

• Different parameter names in `os.path` documentation vs. runtime

  #136437 closed Jul 23, 2025

• Alter ZipFile.data_offset calculation

  #136170 closed Jul 22, 2025

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

  #111758 closed Jul 22, 2025

• Consider enabling perf trampoline on macOS

  #136459 closed Jul 22, 2025

• Documentation: Strengthen warning about import * usage in modules tutorial

  #137009 closed Jul 22, 2025

• Typo "algorthm" in 7 zstd module prologue comment files

  #136975 closed Jul 22, 2025

• Use new REPL for wasm demo

  #124621 closed Jul 22, 2025

• Python3.14 and Python3.13 --disable-gil install transformers error

  #136998 closed Jul 22, 2025

• http.client._MAXHEADERS = 100 limit no longer sufficient

  #131724 closed Jul 22, 2025

• test_sysconfig fails if executed from a relocated place

  #133742 closed Jul 22, 2025

• spam

  #136983 closed Jul 22, 2025

• spam

  #136982 closed Jul 22, 2025

• when \\u in byte_string ,byte_string.decode('raw_unicode_escape') maybe has problem

  #83635 closed Jul 22, 2025

• build warning and test failed with `--disable-gil`

  #136957 closed Jul 22, 2025

• `urllib.request.HTTPRedirectHandler` documentation uses `hdrs` instead of `headers`

  #135468 closed Jul 22, 2025

• Leaks on Python's standard library at runtime shutdown

  #100911 closed Jul 22, 2025

• Possible `heap-use-after-free` in ctypes in Python 3.12

  #113576 closed Jul 22, 2025

• Isolate Stdlib Extension Modules

  #103092 closed Jul 22, 2025

• Misleading pyrepl warnings when _curses module is missing

  #135621 closed Jul 22, 2025

• Import `_datetime` in sub-interpreters in the same time may crash the process

  #136421 closed Jul 22, 2025

• Expose `_PyCriticalSection_BeginMutex` as a public API

  #133296 closed Jul 22, 2025

• `test_asyncio.test_create_server_ssl_1` is broken with OpenSSL 3.2.5 + Python 3.12.11 on Yocto 5.0

  #136881 closed Jul 21, 2025

• Destructing `_datetime` in sub-interpreters in the same time may crash the process

  #136423 closed Jul 21, 2025

• [Idea] Perform the first SWAP under LOAD_FAST_AND_CLEAR

  #136833 closed Jul 21, 2025

• Improve `StrEnum` documentation

  #136859 closed Jul 21, 2025

• Fixes and Improvements for Emscripten WASM REPL

  #136251 closed Jul 21, 2025

• Parts of strings that look like comments being stripped out of nested strings with debug specifier

  #135148 closed Jul 21, 2025

• Unsafe Padding Character Issue in the ”b85decode” Function

  #136932 closed Jul 21, 2025

• Soft-deprecate `sys.api_version` and the C API's `PYTHON_API_VERSION`

  #121028 closed Jul 21, 2025

• Python garbage collector is not removing instances created using cached_property even if the parent class is deleted

  #136735 closed Jul 21, 2025

• `Python/instrumentation.c`: ensure non-NULL `PyLong_FromLong` results when possible

  #134411 closed Jul 21, 2025

• Replace reference to Google Groups

  #136882 closed Jul 21, 2025

• Performance improvement to uuid8 on “What’s New” page

  #136428 closed Jul 21, 2025

• Clarification on cProfile's ".001 seconds" Clock Tick Statement

  #136902 closed Jul 21, 2025

• Redundant Comparison and Unused parts of code

  #136738 closed Jul 21, 2025

• Add HeapDict to collections module

  #136898 closed Jul 21, 2025

• `bytes.index()`, `bytes.rindex()`, `bytearray.index()` and `bytearray.rindex()` get a different error message

  #136894 closed Jul 21, 2025

• Update tests to use test.support.captured_std*

  #136632 closed Jul 21, 2025

• `InterpreterPoolExecutor`'s default thread name prefix is invalid

  #136470 closed Jul 21, 2025

48 Issues opened by 41 people

• Add `latin_N` codecs aliases to `encodings.aliases`

  #137153 opened Jul 27, 2025

• `urllib.parse` accepts invalid characters in IPv6 ZoneIDs and IPvFuture addresses

  #137146 opened Jul 27, 2025

• new_callable arg to unittest.mock.patch seems not to support partial

  #137145 opened Jul 27, 2025

• Build on Windows with `--experimental-jit-interpreter` will emit warnings

  #137136 opened Jul 27, 2025

• Update macOS and Windows installers to SQLite 3.50.3

  #137134 opened Jul 27, 2025

• Add async iterable support to asyncio.staggered.staggered_race

  #137128 opened Jul 26, 2025

• Calls to `memset` and `memcpy` are slow for `2^k+1` elements

  #137121 opened Jul 26, 2025

• Misleading descriptions in the introduce of "Template"

  #137119 opened Jul 26, 2025

• The docstring of `bytes()` and `bytearray()` should show `source` and show the default values for `source`, `encoding` and `errors` and should say `bytes-like object`

  #137114 opened Jul 26, 2025

• Condense the `str()` docstring.

  #137112 opened Jul 25, 2025

• Docs: update GNU readline interface documentation to reflect that it is no longer supported

  #137113 opened Jul 25, 2025

• Inconsistency handling of immortal objects in gc

  #137110 opened Jul 25, 2025

• multi-threading + fork warning when threads are stopped before fork

  #137109 opened Jul 25, 2025

• A better JSON check_circular

  #137103 opened Jul 25, 2025

• `bytes()` and `bytearray()` should have the default values for `errors` for string sources

  #137100 opened Jul 25, 2025

• The built-in functions `bytearray()`, `bytes()`, `dict()`, `frozenset()`, `memoryview()`, `range()`, `set()`, `str()` and `tuple()` should have anchor tags

  #137099 opened Jul 25, 2025

• The keyword typo error messages work inconsistently when executed over files

  #137078 opened Jul 24, 2025

• shutil.copyfile should use ReFS block-level linking on Windows (by invoking CopyFileW)

  #137074 opened Jul 24, 2025

• Clarify which parameters are accepted by Traversable.open

  #137070 opened Jul 24, 2025

• Merge 'types.UnionType' with `typing._UnionGenericAlias`, not `typing.Union`

  #137065 opened Jul 24, 2025

• Documentation indicates presence of removed `ast` members

  #137063 opened Jul 24, 2025

• `url2pathname()` mishandles URL with Windows drive in netloc

  #137059 opened Jul 23, 2025

• `pyport.h`: use `__STDC_VERSION__ >= 202311L` instead of `__STDC_VERSION__ > 201710L`

  #137058 opened Jul 23, 2025

• DTrace Build Fails on NetBSD

  #137056 opened Jul 23, 2025

• resource library (getrlimit, setrlimit) interprets resource limits as signed integers instead of unsigned

  #137044 opened Jul 23, 2025

• Segmentation fault in _ctypes when _type_ can't be converted to UTF-8

  #137037 opened Jul 23, 2025

• Unable to attach pdb remote debugger on MacOS

  #137033 opened Jul 23, 2025

• Assertion failure in _PyEval_EvalFrameDefault due to unexpected opcode

  #137030 opened Jul 23, 2025

• Documentation enhancement proposal: explainer for asyncio

  #137026 opened Jul 22, 2025

• Emscripten build fails with Python 3.14

  #137025 opened Jul 22, 2025

• Add ETW instrumentation to allow profilers to map JITed code to function names

  #137022 opened Jul 22, 2025

• Improve the documentation of profiling with "perf maps"

  #137019 opened Jul 22, 2025

• `Thread.is_alive` should only return `False` after a thread exits (once it's started)

  #137017 opened Jul 22, 2025

• JIT: assertion failure in _PyObject_GC_UNTRACK

  #137007 opened Jul 22, 2025

• Embedded Python creates a large number of memory leaks when trying to load a non-existent module

  #137005 opened Jul 22, 2025

• JIT: `executor->vm_data.valid` assertion failure in `unlink_executor`

  #136996 opened Jul 22, 2025

• `http.cookies` should mention that `samesite=None` is valid as per RFC6265bis

  #136992 opened Jul 22, 2025

• Emscripten build doesn't include `_decimal`, `_uuid`, `_ssl` or `_hashlib`

  #136976 opened Jul 22, 2025

• Fortify usages of macros in cryptographic modules

  #136968 opened Jul 22, 2025

• Python `io.open` intermittently throw `PermissionError` on windows

  #136965 opened Jul 22, 2025

• Unable to use `logging.NOTSET` with `assertLogs` or `assertNoLogs`

  #136958 opened Jul 22, 2025

• The C analyzer seems to fail when `--disable-gil` is set

  #136952 opened Jul 21, 2025

• Don't use `var` in js code

  #136938 opened Jul 21, 2025

• REPL colorizes even inside interactive commands

  #136924 opened Jul 21, 2025

• DocTests for functools.cache()-decorated functions have no line number

  #136914 opened Jul 21, 2025

• Solve HMAC one-shot digest limitations

  #136912 opened Jul 21, 2025

• Update `str.translate()` docstring to match docs

  #136897 opened Jul 21, 2025

• Update JIT builds to use LLVM 20

  #136895 opened Jul 21, 2025

140 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-128942: make arraymodule.c free-thread safe (lock-free)

  #130771 commented on Jul 24, 2025 • 48 new comments

• gh-136843: Document how multiple inheritance works

  #136844 commented on Jul 24, 2025 • 24 new comments

• gh-122450: Expand documentation for ``Rational`` and ``Fraction``

  #136800 commented on Jul 21, 2025 • 11 new comments

• gh-133158: Adjust c-analyzer max_sizes for typeobject.c

  #133159 commented on Jul 23, 2025 • 10 new comments

• gh-55531: Implement `normalize_encoding` in C

  #136643 commented on Jul 27, 2025 • 10 new comments

• GH-135904: Add tests for the JIT build process

  #136766 commented on Jul 22, 2025 • 10 new comments

• gh-62040: Raise `ValueError` on invalid *errors* argument in several codecs

  #136611 commented on Jul 24, 2025 • 8 new comments

• gh-135661: Fix CDATA section parsing in HTMLParser

  #135665 commented on Jul 22, 2025 • 7 new comments

• gh-80744: do not read .pdbrc twice when cwd == $home

  #136816 commented on Jul 24, 2025 • 6 new comments

• gh-106246: Allow the use of unions as match patterns

  #118644 commented on Jul 21, 2025 • 5 new comments

• gh-125893: Add type check for category argument in warnings.simplefilter and warnings.filterwarning

  #136305 commented on Jul 24, 2025 • 4 new comments

• gh-133125: Clarify ZipInfo.date_time attribute documentation

  #136082 commented on Jul 24, 2025 • 4 new comments

• gh-135427: Fix DeprecationWarning for os.fork when run in threads with -Werror

  #136796 commented on Jul 24, 2025 • 4 new comments

• gh-136507: Fix mimetypes CLI to handle multiple file parameters

  #136508 commented on Jul 23, 2025 • 3 new comments

• gh-137153: Add `latin_N` aliases to `encodings.aliases`

  #136701 commented on Jul 27, 2025 • 3 new comments

• gh-76535: Make `PyUnicode_ToLowerFull` and friends public

  #136176 commented on Jul 27, 2025 • 2 new comments

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

  #135465 commented on Jul 22, 2025 • 2 new comments

• gh-135444: fix DatagramTransport buffer_size accounting

  #135445 commented on Jul 26, 2025 • 2 new comments

• gh-136823: Update documentation on excluded headers in Python.h

  #136824 commented on Jul 22, 2025 • 2 new comments

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

  #134627 commented on Jul 22, 2025 • 2 new comments

• gh-73065: Add Date header if missing in smtplib send_message

  #136850 commented on Jul 23, 2025 • 2 new comments

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

  #130848 commented on Jul 27, 2025 • 2 new comments

• Fix various user-visible typos

  #136884 commented on Jul 21, 2025 • 2 new comments

• gh-136003: Execute pre-finalization callbacks in a loop

  #136004 commented on Jul 24, 2025 • 1 new comment

• gh-136327: Fix inconsistent TypeError messages regarding invalid values after * and **

  #136395 commented on Jul 27, 2025 • 1 new comment

• GH-136410: Faster side exits

  #136411 commented on Jul 22, 2025 • 1 new comment

• gh-135559: [Enum] dir() on a Flag now shows aliases

  #136527 commented on Jul 21, 2025 • 1 new comment

• GH-116738: document thread-safety of bisect

  #136555 commented on Jul 24, 2025 • 1 new comment

• gh-136599: Improve long_hash

  #136600 commented on Jul 25, 2025 • 1 new comment

• Replace workflow with project automations

  #136831 commented on Jul 23, 2025 • 1 new comment

• gh-136234: Fix _SelectorSocketTransport.writelines to be robust to connection loss

  #136743 commented on Jul 21, 2025 • 1 new comment

• gh-64192: Make `imap()`/`imap_unordered()` in `multiprocessing.pool` actually lazy

  #136871 commented on Jul 28, 2025 • 1 new comment

• gh-134043: use stackrefs for dict lookup in `_PyObject_GetMethodStackRef`

  #136412 commented on Jul 24, 2025 • 0 new comments

• gh-132467: Add test case to check whether GenericAlias instance is not class, update docstring of `typing._GenericAlias`

  #133504 commented on Jul 21, 2025 • 0 new comments

• gh-133146: Add the old public `get_value` method to documentation and refactor code.

  #133301 commented on Jul 25, 2025 • 0 new comments

• gh-135336: Add fast path to json string encoding

  #133239 commented on Jul 26, 2025 • 0 new comments

• gh-136686 Fix UnicodeEncodeError in email.generator.write when encoding multipart/related emails using utf8 policy

  #136848 commented on Jul 27, 2025 • 0 new comments

• gh-132416: document behavior of Path.symlink_to() when link or/and target already exist

  #132704 commented on Jul 23, 2025 • 0 new comments

• gh-131725: Generate GNU hash table in `msgfmt.py`

  #131727 commented on Jul 23, 2025 • 0 new comments

• docs(http.server): mention exceptions for content length header

  #131541 commented on Jul 21, 2025 • 0 new comments

• gh-87112: Ensure that only digits convertible to integers are accepted as section number in MIME header parameter

  #136877 commented on Jul 27, 2025 • 0 new comments

• gh-128862: use importlib.resources to acquire doctest resources

  #128865 commented on Jul 25, 2025 • 0 new comments

• gh-84579: Fixed a deadlock issue in the bufferedIO module when using fork in Py…

  #128591 commented on Jul 21, 2025 • 0 new comments

• gh-121237: Add %:z directive to strptime

  #122142 commented on Jul 21, 2025 • 0 new comments

• docs: Small clarity change for except*

  #121073 commented on Jul 27, 2025 • 0 new comments

• gh-83424: Allow empty name if handle is non-null when create ctypes.CDLL

  #136878 commented on Jul 21, 2025 • 0 new comments

• gh-87646: Make `tempfile.NamedTemporaryFile` and `TemporaryDirectory` path-like

  #114765 commented on Jul 25, 2025 • 0 new comments

• bpo-40283: Clarify turtle.circle() documentation

  #20928 commented on Jul 26, 2025 • 0 new comments

• ConfigParser read() should propagate file errors when only one config file is provided

  #132512 commented on Jul 27, 2025 • 0 new comments

• Inconsisten handling of non-ASCII characters in encodings.normalize_encoding()

  #136736 commented on Jul 27, 2025 • 0 new comments

• encoding package's normalize_encoding() function is too slow

  #55531 commented on Jul 27, 2025 • 0 new comments

• gh-136438: Make sure `test_interpreters` pass with all optimization levels

  #136499 commented on Jul 27, 2025 • 0 new comments

• gh-136306: Add support for SSL groups

  #136307 commented on Jul 25, 2025 • 0 new comments

• gh-135552: Make the GC clear weakrefs later.

  #136189 commented on Jul 23, 2025 • 0 new comments

• gh-130979: Doc: Generate ids for audit_events using docname

  #136165 commented on Jul 25, 2025 • 0 new comments

• gh-136134: imaplib: fix CRAM-MD5 on FIPS-only environments

  #136615 commented on Jul 21, 2025 • 0 new comments

• gh-136134: smtplib: fix CRAM-MD5 on FIPS-only environments

  #136623 commented on Jul 21, 2025 • 0 new comments

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

  #135863 commented on Jul 26, 2025 • 0 new comments

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

  #135488 commented on Jul 25, 2025 • 0 new comments

• gh-74185: repr() of ImportError now contains attributes name and path

  #136770 commented on Jul 23, 2025 • 0 new comments

• gh-136672: Docs: Move Enum functions and add examples

  #136791 commented on Jul 26, 2025 • 0 new comments

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

  #135235 commented on Jul 26, 2025 • 0 new comments

• gh-136065: Fix quadratic complexity in os.path.expandvars()

  #134952 commented on Jul 25, 2025 • 0 new comments

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

  #134888 commented on Jul 26, 2025 • 0 new comments

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

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

• gh-134291: Add `unguarded-availability` check to JIT builds

  #134292 commented on Jul 25, 2025 • 0 new comments

• gh-134261: ZipFile - Don't rely on local time for reproducible builds & tests

  #134264 commented on Jul 23, 2025 • 0 new comments

• GH-128520: pathlib ABCs: improve protocol for 'openable' objects

  #134101 commented on Jul 27, 2025 • 0 new comments

• gh-133400: Fixed Ctrl+D (^D) behavior in :mod:`_pyrepl` module

  #133883 commented on Jul 21, 2025 • 0 new comments

• gh-131421: Fix ASDL `kw_defaults` being `expr*` instead of `expr?*` (+ fix docs ASDL highlighting)

  #133773 commented on Jul 26, 2025 • 0 new comments

• argparse has problem parsing option files containing empty rows

  #54732 commented on Jul 21, 2025 • 0 new comments

• zsh-style subpattern matching for fnmatch/glob

  #48823 commented on Jul 22, 2025 • 0 new comments

• Use CSPRNG for random UUID node ID

  #135244 commented on Jul 22, 2025 • 0 new comments

• uuid.getnode() is not tied to MAC address when using `libuuid`

  #132710 commented on Jul 22, 2025 • 0 new comments

• Ensure that `multiprocessing.util.get_temp_dir()` can be used to create socket files with limited path length

  #132124 commented on Jul 22, 2025 • 0 new comments

• HTMLParser does not support escapable raw text mode (<textarea> and <title>)

  #118350 commented on Jul 22, 2025 • 0 new comments

• Fatal error in dbm.gdbm

  #66234 commented on Jul 22, 2025 • 0 new comments

• Unify recognization of message digest names for `_hashlib` and `_hmac`

  #131876 commented on Jul 22, 2025 • 0 new comments

• HTMLParser differences from the HTML5 specification

  #135661 commented on Jul 22, 2025 • 0 new comments

• C API: Support "nullable" parameter types in PyArg_Parse*

  #112068 commented on Jul 22, 2025 • 0 new comments

• Stack-based `ast.literal_eval` Implementation

  #124503 commented on Jul 22, 2025 • 0 new comments

• Implement PEP 750 – Template Strings

  #132661 commented on Jul 22, 2025 • 0 new comments

• Audit all built-in modules for thread safety

  #116738 commented on Jul 22, 2025 • 0 new comments

• Add examples to docs for str methods

  #106318 commented on Jul 22, 2025 • 0 new comments

• repr() of ImportError misses keyword arguments name and path

  #74185 commented on Jul 22, 2025 • 0 new comments

• Helper function for constructing URIs for `sqlite3.connect()`

  #136560 commented on Jul 22, 2025 • 0 new comments

• `tarfile.StreamError: seeking backwards is not allowed` due to unskipped block with bad checksum

  #130577 commented on Jul 22, 2025 • 0 new comments

• msgfmt: Generate GNU hash table

  #131725 commented on Jul 23, 2025 • 0 new comments

• Intern string representation of operators and some other symbolic literals

  #136757 commented on Jul 21, 2025 • 0 new comments

• WinError 10022 for create_datagram_endpoint with local_addr=None.

  #119711 commented on Jul 21, 2025 • 0 new comments

• py_blake2*_new_impl produces inconsistent error messages, and raises OverflowError where ValueError might be better

  #74021 commented on Jul 21, 2025 • 0 new comments

• Grand unified tail-calling

  #129819 commented on Jul 21, 2025 • 0 new comments

• 3.14 is missing a bytecode line number for one-line conditionals

  #136190 commented on Jul 21, 2025 • 0 new comments

• Mac installer need not add things to /usr/local

  #55173 commented on Jul 21, 2025 • 0 new comments

• Codec name normalization breaks custom codecs

  #88886 commented on Jul 21, 2025 • 0 new comments

• Annotation-based syntax for ctypes structs

  #104533 commented on Jul 21, 2025 • 0 new comments

• [match-case] Allow matching Union types

  #106246 commented on Jul 21, 2025 • 0 new comments

• enum: dir() of IntFlag instance excludes complex binary values

  #135559 commented on Jul 21, 2025 • 0 new comments

• `test_int_literal` failed on WASI: `tempfile` issue

  #136436 commented on Jul 21, 2025 • 0 new comments

• Expansion of NAN/HUGE_VAL is a function address on Solaris

  #136006 commented on Jul 22, 2025 • 0 new comments

• expose the offset of a zipfile from the start of the file as a public API

  #84481 commented on Jul 22, 2025 • 0 new comments

• Support `%:z` in `datetime.datetime.strptime`

  #121237 commented on Jul 22, 2025 • 0 new comments

• Update tkinter to use Tk 8.6.15 or (better) Tk 9.0

  #124111 commented on Jul 22, 2025 • 0 new comments

• pprint with compact indent

  #112632 commented on Jul 22, 2025 • 0 new comments

• urrlib2/httplib doesn't reset file position between requests

  #49288 commented on Jul 22, 2025 • 0 new comments

• docs: fix codecs table data

  #123441 commented on Jul 23, 2025 • 0 new comments

• Allow applications to tune the condition that triggers a GIL release and implementation choice in hashlib

  #91331 commented on Jul 25, 2025 • 0 new comments

• Refactor zipfile to ease subclassing and enhancement

  #81719 commented on Jul 25, 2025 • 0 new comments

• Implement `reprlib.repr_args`

  #136808 commented on Jul 25, 2025 • 0 new comments

• Stack overflow test errors in Alpine after GH-130398

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

• `inspect.get_source(lambda)` improvement

  #136521 commented on Jul 25, 2025 • 0 new comments

• Better constant narrowing in the JIT optimizer

  #130415 commented on Jul 26, 2025 • 0 new comments

• whitespace in strip()/lstrip()/rstrip()

  #69619 commented on Jul 26, 2025 • 0 new comments

• Use wasm-gc to handle pointer casts in wasi

  #129040 commented on Jul 26, 2025 • 0 new comments

• Add `operator.identity`, the identity function

  #132341 commented on Jul 26, 2025 • 0 new comments

• 3.13 asyncio DatagramTransport buffer size accounting regression.

  #135444 commented on Jul 26, 2025 • 0 new comments

• Asyncio Tutorial

  #79012 commented on Jul 26, 2025 • 0 new comments

• Make it easier to extend zipfile code

  #136741 commented on Jul 26, 2025 • 0 new comments

• Naming consistency for various types

  #126662 commented on Jul 26, 2025 • 0 new comments

• `test_perf_profiler` fails on aarch64 Fedora Stable buildbots

  #131038 commented on Jul 26, 2025 • 0 new comments

• Crash on _ssl__SSLContext_load_cert_chain_impl (requests running w/ cert in multi-threading)

  #134698 commented on Jul 26, 2025 • 0 new comments

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

  #133951 commented on Jul 27, 2025 • 0 new comments

• strxfrm fails on macOS 15 with OSError: [Errno 22] Invalid argument

  #130567 commented on Jul 27, 2025 • 0 new comments

• ctypes _pack_ & _align_ documentation needs elaboration

  #136520 commented on Jul 23, 2025 • 0 new comments

• importlib.resources opens Windows device names

  #136516 commented on Jul 23, 2025 • 0 new comments

• Reword the Lexical Analysis chapter of the docs

  #135676 commented on Jul 23, 2025 • 0 new comments

• 3.14 regression: slot dataclasses classes leak original class

  #135228 commented on Jul 23, 2025 • 0 new comments

• `test_free_threading.test_monitoring` flaky (occasional reference leak)

  #136692 commented on Jul 24, 2025 • 0 new comments

• Constant evaluate/propagate pure ops automatically

  #132732 commented on Jul 24, 2025 • 0 new comments

• Add notes to `ImportError` for common issues

  #127598 commented on Jul 24, 2025 • 0 new comments

• Dropping concurrent.futures.Executor.map result cancels pending futures

  #136578 commented on Jul 24, 2025 • 0 new comments

• Code object comparison could lead to monitoring issue

  #136223 commented on Jul 24, 2025 • 0 new comments

• importlib.metadata lacks reference documentation

  #110937 commented on Jul 24, 2025 • 0 new comments

• datetime arithmetic during DST transitions is incorrect

  #116111 commented on Jul 24, 2025 • 0 new comments

• Segfault in gc while finalizing

  #135115 commented on Jul 24, 2025 • 0 new comments

• possible race-condition with python-doc

  #130979 commented on Jul 25, 2025 • 0 new comments

• Docstrings for some methods in the datetime module are not very clear or helpful

  #97517 commented on Jul 25, 2025 • 0 new comments

• [3.14] change in behaviour in gc.get_referrers(some_local)

  #125603 commented on Jul 25, 2025 • 0 new comments

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

  #132532 commented on Jul 25, 2025 • 0 new comments

• class _IPv6Constants._reserved_networks should include fec0::/10

  #136832 commented on Jul 25, 2025 • 0 new comments