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Cpython v3.12.8

Cpython: v3.12.8 Release

Release date:
May 15, 2025
Previous version:
v3.12.7 (released October 1, 2024)
Magnitude:
13,586 Diff Delta
Contributors:
101 total committers
Data confidence:
Commits:
506 impacting commits

364 Features Released with v3.12.8

[3.12] gh-104400: Add more tests to pygettext (GH-108173)
#126362
[3.12] gh-67877: Fix memory leaks in terminated RE matching (GH-126840)
#126961
[3.12] GH-126789: fix some sysconfig data on late site initializations
#126919
[3.12] gh-53203: Fix strptime() for %c, %x and %X formats on many locales (GH-125406) (GH-125454)
#125483
[3.12] gh-117378: Only run the new multiprocessing SysPath test when appropriate (GH-126635)
#126653
gh-126417: Register multiprocessing proxy types to an appropriate collections.abc class
#126419
[3.12] gh-53203: Fix strptime() for %c and %x formats on many locales (GH-124946)
#125370
[3.12] gh-104745: Limit starting a patcher more than once without stopping it (GH-126649)
#126773
[3.12] gh-117378: Fix multiprocessing forkserver preload sys.path inheritance. (GH-126538)
#126633
[3.12] Align functools.reduce() docstring with PEP-257 (GH-126045)
#126114
[3.12] GH-85168: Use filesystem encoding when converting to/from `file` URIs (GH-126852)
#127040
[3.12] gh-124917: Allow keyword args to os.path.exists/lexists on Windows (GH-124918)
#125334
[3.12] gh-124295: Add translation tests for argparse (GH-124803) (GH-126046)
#126054
gh-123378: fix a crash in `UnicodeError.__str__`
#124935
[3.12] [3.13] gh-123370: Fix the canvas not clearing after running turtledemo.clock (gh-123457) (GH-125653)
#125656
[3.12] GH-125866: Improve tests for `pathname2url()` and `url2pathname()` (GH-125993)
#126145
[3.13] GH-125866: Improve tests for `pathname2url()` and `url2pathname()` (GH-125993)
#126144
[3.12] gh-126413: Add translation tests for getopt and optparse (GH-126698)
#126756
[3.12] gh-124651: Quote template strings in `venv` activation scripts (GH-124712)
#126185
gh-89640: properly detect float word ordering on Linux
#125571
[3.12] [3.13] gh-52551: Fix encoding issues in strftime() (GH-125193) (GH-125657)
#125661
[3.12] gh-125984: fix use-after-free on `fut->fut_{callback,context}0` due to an evil `loop.__getattribute__` (GH-126003)
#126044
[3.12] gh-120378: Fix crash caused by integer overflow in `curses` (GH-124555)
#124911
[3.13] gh-118950: Fix SSLProtocol.connection_lost not being called when OSError is thrown (GH-118960)
#125931
[3.12] GH-121970: Extract ``availability`` into a new extension (GH-125082)
#125238
[3.12] gh-125451: Fix deadlock in ProcessPoolExecutor shutdown (GH-125492)
#125599
[3.13] gh-125783: Add tests to prevent regressions with the combination of `ctypes` and metaclasses. (GH-125881)
#125987
gh-122544: Change OS image in GitHub Actions to ubuntu-24.04
#122566
[3.12] GH-126212: Fix removal of slashes in file URIs on Windows (GH-126214)
#126591
gh-124958: fix asyncio.TaskGroup and _PyFuture refcycles
#124959

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Top Contributors in v3.12.8

miss-islington
serhiy-storchaka
picnixz
barneygale
junkmd
gpshead
skirpichev
AA-Turner
y5c4l3
tomasr8

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