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Cpython v3.13.0a1

Cpython: v3.13.0a1 Release

Release date:
October 13, 2023
Previous version:
v3.12.10 (released April 8, 2025)
Magnitude:
36,023 Diff Delta
Contributors:
43 total committers
Data confidence:
Commits:
979 impacting commits

842 Features Released with v3.13.0a1

[3.12] gh-98608: Move PyInterpreterConfig to pylifecycle.h (GH-107191)
#107198
[3.12] GH-96803: Move PyUnstable_InterpreterFrame_GetCode() to Python.h (GH-107188)
#107195
[3.12] Docs: Remove the numbered steps from the Argument Clinic tutorial (GH-107203)
#107317
[3.12] gh-106996: Rewrite turtle explanation (GH-107244)
#107335
[3.12] gh-106939: document ShareableList nul-strip quirk. (GH-107266)
#107269
[3.12] gh-106723: forward -Xfrozen_modules option to spawned process interpreters (GH-106724)
#107367
[3.12] gh-106368: Argument clinic tests: improve failure message when tests in `ClinicExternalTests` fail (GH-107364)
#107365
[3.12] Fix the documentation for PyCode_New add `qualname` parameter (GH-107186)
#107440
[3.12] gh-107422: Remove outdated `TypedDict` example from typing docs (GH-107436)
#107437
[3.12] gh-107507: Replace 'The goals of Argument Clinic' with a summary (GH-107508)
#107516
[3.12] GH-101291: Add warning to "what's new" that `PyLongObject` internals have changed. (GH-107388)
#107392
[3.12] gh-106263: Fix segfault in `signaldict_repr` in `_decimal` module (#โ€ฆ
#107491
[3.12] gh-105751: Remove obsolete `object` base class in some ctypes tests (GH-107460)
#107501
[3.12] gh-106092: Fix use-after-free crash in frame_dealloc (GH-106875)
#107532
[3.12] gh-106368: Add test for Argument Clinic misbehaving custom converter_init() (GH-107496)
#107499
[3.12] gh-105578: Add more usage examples to `typing.AnyStr` docs (GH-107045)
#107503
[3.12] gh-107077: Raise SSLCertVerificationError even if the error is set via SSL_ERROR_SYSCALL (GH-107586)
#107587
[3.12] Clarify `Self` interaction with subclasses (GH-107511)
#107548
[3.12] gh-107432 Fix incorrect indentation in annotations HOWTO (GH-107445)
#107654
[3.12] Docs: Only include Plausible for html, not for epub etc (GH-107637)
#107642
[3.12] Docs: upgrade to python-docs-theme 2023.7 (GH-107617)
#107633
[3.12] Update the expected bytecode magic in test_importlib.test_util
#107626
[3.12] Do not use deprecated ``logger.warn()`` in pyspecific (GH-107694)
#107695
[3.12] Docs: skip python-docs-theme 2023.7 to fix mobile menu (GH-107666)
#107690
[3.12] gh-107662: Switch 'any' and 'anext' in functions.rst (GH-107663)
#107664
[3.12] Docs: Argument Clinic: Improve 'How to write a custom converter' (GH-107328)
#107669
[3.12] Docs: Fix Sphinx annotations in Doc/library/ctypes.rst (GH-107672)
#107685
[3.12] Improve cross-references in `runpy` docs (GH-107673)
#107698
[3.12] gh-107442: Document all valid types for ctypes _as_parameter_ (GH-107443)
#107707
[3.12] Docs: Argument Clinic: Move the CConverter class to the reference (GH-107671)
#107701

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Top Contributors in v3.13.0a1

miss-islington
Yhg1s
markshannon
vstinner
JelleZijlstra
ericsnowcurrently
serhiy-storchaka
ambv
erlend-aasland
CAM-Gerlach

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