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Cpython v3.13.0a4

Cpython: v3.13.0a4 Release

Release date:
September 30, 2024
Previous version:
v3.13.0a3 (released August 15, 2024)
Magnitude:
31,462 Diff Delta
Contributors:
128 total committers
Data confidence:
Commits:
406 impacting commits

517 Features Released with v3.13.0a4

gh-112050: Make collections.deque thread-safe in free-threaded builds
#113830
gh-112050: Convert most methods on collections.deque to use Argument Clinic
#113963
gh-112529: Implement GC for free-threaded builds
#114262
gh-100414: Add SQLite backend to dbm
#114481
gh-112069: Adapt set/frozenset methods to Argument Clinic
#115112
GH-108362: Revert "GH-108362: Incremental GC implementation (GH-108038)"
#115132
gh-110481: Implement inter-thread queue for biased reference counting
#114824
Cover OS-specific behaviour in `PurePath` and `Path` tests
#114632
pathlib tests: annotate tests needing symlinks with decorator
#114625
GH-79634: Accept path-like objects as pathlib glob patterns.
#114017
gh-114083: apply optimization of LOAD_CONST instructions to the whole CFG before optimize_basic_block.
#114408
gh-115015: Argument Clinic: fix generated code for METH_METHOD methods without args
#115016
gh-114265: move line number propagation before cfg optimization, remove guarantee_lineno_for_exits
#114267
GH-73435: Add `pathlib.PurePath.full_match()`
#114350
gh-114099: Add test exclusions to support running the test suite on iOS
#114889
gh-112075: Add critical sections for most dict APIs
#114508
gh-113884: Refactor `queue.SimpleQueue` to use a ring buffer to store items
#114259
gh-96471: Add threading queue shutdown
#104750
gh-113884: Make queue.SimpleQueue thread-safe in --disable-gil builds
#114161
gh-112075: Adapt more dict methods to Argument Clinic
#114256
GH-115060: Speed up `pathlib.Path.glob()` by removing redundant regex matching
#115061
gh-113317: Argument Clinic: don't use global state in warn() and fail()
#115510
gh-112529: Remove PyGC_Head from object pre-header in free-threaded build
#114564
gh-115035: Mark ThreadHandles as non-joinable earlier after forking
#115042
MacOS os.statvfs() has rollover for >4TB disks at each 4TB (32bit counter overflow?)
#87804
[3.12] gh-114563: C decimal falls back to pydecimal for unsupported format strings (GH-114879)
#115353
gh-107944: Improve error message for getargs with bad keyword arguments
#114792
GH-80789: Get rid of the ``ensurepip`` infra for many wheels
#109245
[3.12] gh-108303: Move all doctest related files and tests to `Lib/test/test_doctest/` (GH-112109)
#114254
pathlib ABCs: raise `UnsupportedOperation` directly.
#114776

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Top Contributors in v3.13.0a4

colesbury
zooba
markshannon
mpage
serhiy-storchaka
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DinoV

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