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	2988	October 4, 2023
Improving incremental gc Core Development	23	1361	April 28, 2026
Symlink resolution in starting script path Core Development	27	5004	April 28, 2026
C API: Add `Py_GetBuildInType` and `Py_GetBuildInTypeBorrowed` C API	13	325	April 24, 2026
Isort and ruff now support sorting PEP 810 (lazy) imports Core Development	1	358	April 24, 2026
Reverting the incremental GC in Python 3.14 and 3.15 Core Development release	41	4259	April 23, 2026
About `defaultdict.__missing__` Core Development	17	816	April 22, 2026
Choice of complex buffer protocol format intentional break with PEP? Core Development	76	1232	April 17, 2026
Python on Windows ARM64 Core Development	20	1723	April 17, 2026
Concern about maintenance state of `libexpat`? Core Development	0	225	April 16, 2026
Building the JIT with pre-built stencils Core Development build	18	1814	April 16, 2026
Python install manager 26.2 Core Development release	0	134	April 15, 2026
Allow beta UCD files to be used in the future? Core Development	6	376	April 14, 2026
Let tools know when tracing/profiling is enabled/disabled C API	6	583	April 14, 2026
Three Weeks to Beta 1! Core Development	4	358	April 14, 2026
Consider increasing the growth factor of list objects Core Development	74	2405	April 14, 2026
PR review: Properly update closure cells for __setattr__ and __detattr__ in frozen dataclasses with slots Core Development review-request	1	204	April 12, 2026
Python install manager 26.0 Core Development release	8	1150	April 11, 2026
PyLongObject: just use GMP? Core Development	67	2815	April 11, 2026
Python 3.15.0a8, 3.14.4 and 3.13.13 are now available! Core Development release	9	576	April 9, 2026
Rust for CPython Progress Update April 2026 Core Development	0	1023	April 8, 2026
Analytics.python.org: analytics for many python.org websites Core Development	3	235	April 7, 2026
Looking for feedback on adding import autocomplete to PyREPL Core Development	65	3200	April 5, 2026
Seeking collaboration on PR #146439: Safer macOS webbrowser opening (replacing osascript with /usr/bin/open) Core Development	0	132	April 5, 2026
Request for PyModule_GetModuleByDef() Core Development	11	412	April 5, 2026
PyCon 2026 grants for core devs? Core Development	4	461	April 3, 2026
About type-conversion special methods Core Development	9	928	April 3, 2026
Stable ABI for PyCriticalSection C API	32	1255	March 31, 2026
Add a contextvars.ContextVar.get_changed() method C API	1	203	March 30, 2026
O(N²) compile-time regression for large constant tuples after const folding moved to CFG Core Development	1	410	March 25, 2026