Core Development

Steering Council Nominations Nominations for the Python Steering Council election. C API This sub-category is for discussions specifically about the Python C API. Covers both the development of as well as the development with (usage of) the C API.

Topic	Replies	Views	Activity
About the Core Development category Core Development	0	3245	March 3, 2020
We're out out of type flags, let's add new API for new ones C API	8	724	October 25, 2026
Pull request limits for CPython repo Core Development github , workflow	7	643	October 24, 2026
Combining the argument-conversion loops in _PyEval_Vector Core Development	0	130	October 23, 2026
PEP 837: Extensible JSON serialization Core Development pep	45	2511	October 23, 2026
Introducing snake_pit, ecosystem testing for CPython Core Development	0	182	October 23, 2026
Remove __author__, __credits__ and __copyright__ from stdlib modules Core Development	18	1310	October 23, 2026
Remove SIMD support for BLAKE2 Core Development	15	490	October 23, 2026
Python 3.15.1, 3.14.9 and 3.13.17 are out Core Development release	3	1671	October 23, 2026
Python 3.16.0 alpha 1 is now available! Core Development release	13	873	October 22, 2026
Python on Windows ARM64 Core Development	32	3472	October 21, 2026
Review request for PR #151479: clarify pathlib full_match docs Core Development review-request	3	289	October 17, 2026
Free-threaded GC improvements Core Development	1	388	October 17, 2026
PEP 845: Leading-Dot Value Patterns for match statement Core Development	16	1099	October 16, 2026
Rust for CPython Progress Update April 2026 Core Development	3	1923	October 15, 2026
Review request for #150326 Core Development review-request	5	473	October 13, 2026
Python 3.10.22, 3.11.17, 3.12.15, 3.13.16 and 3.14.8 are now available! Core Development release	14	1289	October 12, 2026
Python 3.15.0 (final) is here! Core Development release	4	3888	October 10, 2026
Generate `Modules/getbuildinfo.h` when building Python to get build information statically Core Development build	0	151	October 8, 2026
Python 3.15: following tradition, let's have a surprise rc3! Core Development release	3	2688	October 2, 2026
Enabling thread_inherit_context and context_aware_warnings by default on both builds Core Development	37	1559	October 7, 2026
Python 3.15.0 candidate 3 is here! Core Development release	2	780	October 5, 2026
Announcing the Python Language Summit 2026 blog posts Core Development language-summit	1	496	October 5, 2026
Getting exceptions & built-in types using `Py_GetConstant` C API	5	423	October 5, 2026
PEP 842 postmortem: how do we protect the standard library? Core Development	55	3135	October 4, 2026
Review request for #157590 Core Development review-request	5	347	October 3, 2026
Review request for PR #158315 Core Development review-request	0	179	October 3, 2026
C API: Migrate embedded Python to PyConfig and PyInitConfig APIs C API	0	169	September 24, 2026
Compiling CPython fails without wide-char NCurses Core Development help	2	225	September 24, 2026
Add `!R` conversion to f-string and `str.format()` to format error messages Core Development	10	494	September 23, 2026