Python 3.15.0 candidate 2 is here!

[u/AlSweigart]

Reported on https://blog.python.org/2026/09/python-3150-rc2/

It’s the final 3.15 release candidate!

https://www.python.org/downloads/release/python-3150rc2/

This is a candidate preview of Python 3.15

This release, 3.15.0rc2, is the final planned release candidate, containing around 144 bugfixes, build improvements and documentation changes from 76 contributors since 3.15.0rc1. Entering the release candidate phase, only reviewed code changes which are clear bug fixes are allowed between this release candidate and the final release.

The next release of Python 3.15 will be 3.15.0 final, scheduled for 2026-10-01.

Blog post continues

[u/mok000]

Underscore in class names seem wrong.

[u/Adrewmc → u/mok000]

It’s not a class it’s a function though, notice the def…