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Cpython v3.14.0a3

Cpython: v3.14.0a3 Release

Release date:
January 14, 2025
Previous version:
v3.14.0a2 (released November 19, 2024)
Magnitude:
24,008 Diff Delta
Contributors:
87 total committers
Data confidence:
Commits:
279 impacting commits

203 Features Released with v3.14.0a3

GH-125413: Revert addition of `pathlib.Path.scandir()` method
#127377
gh-127503: Emscripten make Python.sh function as proper Python CLI
#127506
GH-127178: install a _sysconfig_vars_(...).json file in the stdlib directory
#127302
gh-127085: Fix `memoryview->exports` race condition.
#127412
gh-127146: Emscripten: Skip segfaults in test suite
#127151
gh-93312: Include <sys/pidfd.h> to get PIDFD_NONBLOCK
#127593
gh-127314: Don't mention the GIL when calling without a thread state on the free-threaded build
#127315
gh-112192: Increase the trace module coverage precision to one decimal
#126972
GH-127381: pathlib ABCs: remove `PathBase.lstat()`
#127382
gh-119786: cleanup internal docs and fix internal links
#127485
gh-126980: Fix `bytearray.__buffer__` crash on `PyBUF_{READ,WRITE}`
#126981
Add `extern "C"` around `PyTraceMalloc_` functions.
#127772
gh-126899: Add `**kw` to `tkinter.Misc.after` and `tkinter.Misc.after_idle`
#126900
gh-115999: Don't take a reason in unspecialize
#127030
gh-127521: Mark list as "shared" before resizing if necessary
#127524
[3.13] gh-127183: Add `_ctypes.CopyComPointer` tests (GH-127184)
#127251
GH-127381: pathlib ABCs: remove `PathBase.rename()` and `replace()`
#127658
GH-126789: fix some sysconfig data on late site initializations
#127729
Enable native AArch64 Ubuntu CI jobs
#127584
gh-122356: restore the position of a file-like object after `zipfile.is_zipfile`
#122397
GH-127381: pathlib ABCs: remove `PathBase.cwd()` and `home()`
#127427
gh-126775: make linecache.checkcache threadsafe and GC re-entrency safe
#126776
Revert "gh-127586: properly restore blocked signals in resource_tracker.py (GH-127587)"
#127983
GH-127154: Remove PGO from JIT CI
#127212
[3.13] gh-109746: Make _thread.start_new_thread delete state of new thread on its startup failure (GH-109761)
#127171
Allow local use of `static PyMutex` in the C analyzer
#127102
[3.13] gh-127182: Fix `io.StringIO.__setstate__` crash when `None` is the first value (GH-127219)
#127262
gh-59705: Set OS thread name when Thread.name is changed
#127702
gh-123401: Fix http.cookies module to support obsolete RFC 850 date format
#123405
gh-101100: Fix sphinx warnings in `howto/*`
#127084

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Top Contributors in v3.14.0a3

mpage
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