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	2937	October 4, 2023
Python install manager 26.0 Core Development release	5	515	March 3, 2026
Python 3.12.13, 3.11.15 and 3.10.20 are now available! Core Development release	1	137	March 3, 2026
Right-to-left characters in repr Core Development	14	605	March 3, 2026
`http` expert/reviewer needed for PR 133276 (gh-42550: Add 'Expect: 100-Continue' support to httplib) Core Development	0	82	March 2, 2026
PR review: Properly update closure cells for __setattr__ and __detattr__ in frozen dataclasses with slots Core Development review-request	0	91	March 1, 2026
Request for PyModule_GetModuleByDef() Core Development	10	253	February 28, 2026
Stable ABI for PyCriticalSection C API	17	449	February 27, 2026
PyLongObject: just use GMP? Core Development	19	822	February 24, 2026
Soft-deprecating `ctypes.util.find_library` Core Development	9	457	February 23, 2026
Should `frozendict` be added to Argument Clinic? Core Development	2	353	February 23, 2026
`None` as index Core Development	10	1682	February 21, 2026
Concerns about `-X lazy_imports=none` Core Development	72	727	February 19, 2026
~bool deprecation Core Development	122	5721	February 19, 2026
Real world impediments through ~bool deprecation Core Development	6	410	February 17, 2026
Python 3.15.0 alpha 6 Core Development release	6	616	February 17, 2026
Python on Windows ARM64 Core Development	18	1163	February 16, 2026
Backporting support for `wave` formats Core Development	18	1182	February 15, 2026
Review request for gh-138912: Improve MATCH_CLASS opcode performance Core Development	1	296	February 14, 2026
Let tools know when tracing/profiling is enabled/disabled C API	0	120	February 12, 2026
Add an Unstable C API for immortalizing objects C API	10	546	February 11, 2026
Adding C API for use in tp_traverse C API	34	1029	February 10, 2026
CPython has 7,154 open issues — can we organize a cleanup effort? Core Development github	5	520	February 9, 2026
Python install manager 26.0 beta 1 Core Development release	9	541	February 6, 2026
PyCon 2026 grants for core devs? Core Development	2	208	February 5, 2026
Python 3.14.3 and 3.13.12 are now available! Core Development release	3	607	February 4, 2026
Proper handling of PyList_SetItem return value and reference stealing in CPython C extensions C API	7	295	February 4, 2026
Stable ABI/Limited API for free-threaded builds C API	51	2187	January 29, 2026
C-API for initializing statically linked extension modules C API c-api	35	2549	January 29, 2026
Pre-PEP discussion: revival of PEP 543 - A Unified TLS API for Python Core Development pep	78	6240	January 29, 2026