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	2932	October 4, 2023
New contributor interested in interpreter internals and performance Core Development help	1	13	March 1, 2026
Request for PyModule_GetModuleByDef() Core Development	10	230	February 28, 2026
Python install manager 26.0 Core Development release	3	371	February 27, 2026
Stable ABI for PyCriticalSection C API	17	434	February 27, 2026
PyLongObject: just use GMP? Core Development	19	814	February 24, 2026
Soft-deprecating `ctypes.util.find_library` Core Development	9	452	February 23, 2026
Should `frozendict` be added to Argument Clinic? Core Development	2	348	February 23, 2026
`None` as index Core Development	10	1674	February 21, 2026
Concerns about `-X lazy_imports=none` Core Development	72	716	February 19, 2026
~bool deprecation Core Development	122	5649	February 19, 2026
Right-to-left characters in repr Core Development	13	526	February 18, 2026
Real world impediments through ~bool deprecation Core Development	6	405	February 17, 2026
Python 3.15.0 alpha 6 Core Development release	6	611	February 17, 2026
Python on Windows ARM64 Core Development	18	1147	February 16, 2026
Backporting support for `wave` formats Core Development	18	1180	February 15, 2026
Review request for gh-138912: Improve MATCH_CLASS opcode performance Core Development	1	294	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	544	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	527	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	592	February 4, 2026
Proper handling of PyList_SetItem return value and reference stealing in CPython C extensions C API	7	294	February 4, 2026
Stable ABI/Limited API for free-threaded builds C API	51	2185	January 29, 2026
C-API for initializing statically linked extension modules C API c-api	35	2548	January 29, 2026
Pre-PEP discussion: revival of PEP 543 - A Unified TLS API for Python Core Development pep	78	6235	January 29, 2026
PR Review - trivial (obscure) test fixes Core Development review-request	1	232	January 27, 2026
macOS version support policy Core Development	25	1931	January 23, 2026