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	1	2914	October 4, 2023
Review request for gh-138912: Improve MATCH_CLASS opcode performance Core Development	0	12	February 11, 2026
Add an Unstable C API for immortalizing objects C API	10	490	February 11, 2026
Python 3.15.0 alpha 6 Core Development release	0	81	February 11, 2026
PyLongObject: just use GMP? Core Development	13	437	February 11, 2026
Adding C API for use in tp_traverse C API	34	991	February 10, 2026
CPython has 7,154 open issues — can we organize a cleanup effort? Core Development github	5	440	February 9, 2026
Python install manager 26.0 beta 1 Core Development release	9	468	February 6, 2026
PyCon 2026 grants for core devs? Core Development	2	189	February 5, 2026
Python 3.14.3 and 3.13.12 are now available! Core Development release	3	430	February 4, 2026
Proper handling of PyList_SetItem return value and reference stealing in CPython C extensions C API	7	282	February 4, 2026
Stable ABI/Limited API for free-threaded builds C API	51	2170	January 29, 2026
C-API for initializing statically linked extension modules C API c-api	35	2536	January 29, 2026
Pre-PEP discussion: revival of PEP 543 - A Unified TLS API for Python Core Development pep	78	6058	January 29, 2026
PR Review - trivial (obscure) test fixes Core Development review-request	1	227	January 27, 2026
macOS version support policy Core Development	25	1905	January 23, 2026
Proposed PEP 11 update -- policy for unsupported platforms Core Development	11	825	January 23, 2026
Our future with OpenSSL Core Development	93	18625	January 22, 2026
Moving expat version (or symbol) checks from buildtime to runtime Core Development build , stdlib	10	432	January 22, 2026
Text segmentation API design Core Development	5	640	January 22, 2026
C API for querying whether the GIL is enabled (PyInterpreterState_IsGilEnabled) C API	14	379	January 19, 2026
Defining a support policy on overlapping installations Core Development	7	433	January 19, 2026
Status of defusedxml and recommendation in docs Core Development stdlib	21	5913	January 17, 2026
Python 3.15.0 alpha 5 (yes, another alpha!) Core Development release	7	649	January 15, 2026
Language Summit at EuroPython 2026 Core Development language-summit	5	816	January 15, 2026
Python 3.15.0 alpha 4 Core Development release	4	520	January 14, 2026
Feedback on beta of new Windows pymanager Core Development	65	2443	January 12, 2026
Looking for feedback on adding import autocomplete to PyREPL Core Development	64	2744	January 10, 2026
Analyzing the 2025 SC election Core Development	78	2767	January 8, 2026
Pickling private methods Core Development	6	379	January 6, 2026