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	3000	October 4, 2023
Proposal: Update supported auth mechanisms for IMAP and SMTP for standards compliance Core Development	1	87	May 9, 2026
~bool deprecation Core Development	128	7117	May 9, 2026
Python 3.15.0 beta 1 is here! Core Development release	2	715	May 8, 2026
C API: Add `Py_GetBuildInType` and `Py_GetBuildInTypeBorrowed` C API	14	400	May 8, 2026
Python 3.14.5 release candidate Core Development release	2	443	May 6, 2026
Choice of complex buffer protocol format intentional break with PEP? Core Development	85	1856	May 6, 2026
Python.org macOS installer users of tkinter: Python 3.14 with Tcl/Tk 9.0.3 instead of 8.6.17? Core Development release	0	115	May 6, 2026
Improving incremental gc Core Development	32	2086	May 5, 2026
Deprecate float.__getformat__()? Core Development	2	273	May 5, 2026
Reverting the incremental GC in Python 3.14 and 3.15 Core Development release	48	6454	May 4, 2026
Recursive structures in marshal Core Development	0	139	May 4, 2026
Pre-PEP discussion: revival of PEP 543 - A Unified TLS API for Python Core Development pep	84	7084	May 4, 2026
Place for XML helper functions Core Development	11	487	April 30, 2026
Symlink resolution in starting script path Core Development	27	5053	April 28, 2026
Isort and ruff now support sorting PEP 810 (lazy) imports Core Development	1	395	April 24, 2026
About `defaultdict.__missing__` Core Development	17	835	April 22, 2026
Python on Windows ARM64 Core Development	20	1775	April 17, 2026
Concern about maintenance state of `libexpat`? Core Development	0	238	April 16, 2026
Building the JIT with pre-built stencils Core Development build	18	1820	April 16, 2026
Python install manager 26.2 Core Development release	0	148	April 15, 2026
Allow beta UCD files to be used in the future? Core Development	6	386	April 14, 2026
Three Weeks to Beta 1! Core Development	4	381	April 14, 2026
Consider increasing the growth factor of list objects Core Development	74	2416	April 14, 2026
PR review: Properly update closure cells for __setattr__ and __detattr__ in frozen dataclasses with slots Core Development review-request	1	209	April 12, 2026
Python install manager 26.0 Core Development release	8	1202	April 11, 2026
PyLongObject: just use GMP? Core Development	67	2842	April 11, 2026
Python 3.15.0a8, 3.14.4 and 3.13.13 are now available! Core Development release	9	605	April 9, 2026
Rust for CPython Progress Update April 2026 Core Development	0	1079	April 8, 2026
Analytics.python.org: analytics for many python.org websites Core Development	3	239	April 7, 2026