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	3211	March 3, 2020
Add `!R` conversion to f-string and `str.format()` to format error messages Core Development	10	319	September 23, 2026
What to do with re.LOCALE? Core Development	11	1703	September 21, 2026
Deprecate the iterator interface of async generator `asend`/`athrow` objects Core Development asyncio	4	268	September 19, 2026
Review request for PR #151425: document co_linetable Core Development review-request	2	190	September 19, 2026
Build provenance of openssl-bin-3.5.7 for CPython 3.14.6 on Windows Core Development	1	127	September 18, 2026
PEP 842 postmortem: how do we protect the standard library? Core Development	54	2608	September 16, 2026
Why keep mimalloc 2.12? Core Development	2	453	September 15, 2026
Semaphores for use with both threads and asyncio? Core Development asyncio , free-threading	4	303	September 15, 2026
Review request for #150326 Core Development review-request	1	228	September 14, 2026
Supporting Destructors in the TSS API Core Development	4	406	September 14, 2026
Review request for PR #151828 Core Development review-request	0	164	September 11, 2026
A benchmark de-noising skill for AI agent to optimize cpython Core Development	0	259	September 11, 2026
New contributor looking for guidance on my first CPython contribution Core Development	3	315	September 9, 2026
Review request for Issue #92810 Core Development review-request	0	163	September 9, 2026
[Experimental] Tracing GC (by Codex) Core Development	0	294	September 9, 2026
Review request for PR #152984 Core Development review-request	0	188	September 7, 2026
Python 3.12.14, 3.11.16 and 3.10.21 are now available! Core Development release	5	1049	September 5, 2026
Isn’t gh-109638 a security problem? Doesn’t it deserve a CVE? Core Development	4	522	September 4, 2026
Getting exceptions & built-in types using `Py_GetConstant` C API	4	301	September 4, 2026
One time ABI breakage Core Development	26	2080	September 3, 2026
C API: Add `Py_GetBuildInType` and `Py_GetBuildInTypeBorrowed` C API	21	1010	September 2, 2026
Python 3.15.0 candidate 2 is here! Core Development release	1	835	September 1, 2026
Python install manager 26.4 Core Development release	0	187	September 1, 2026
Deprecate the tuple API (object[index]) of structseq objects like os.stat_result Core Development	20	1127	August 31, 2026
Python vulnerabilities document is ready for IS/IEC review Core Development	1	297	August 27, 2026
Redesigning the `turtle` docstring translation process Core Development translation	7	458	August 27, 2026
Improve OSError constructor Core Development	11	1510	August 26, 2026
Add the stop_exception parameter to iter() and aiter() Core Development	6	402	August 24, 2026
Callback for subinterpreter shutdown Core Development	10	497	August 21, 2026