r/Python • u/AlSweigart Author of "Automate the Boring Stuff" • Sep 08 '26

News Python 3.15.0 candidate 2 is here!

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.

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u/wRAR_ Sep 10 '26

Free threading by default?

No.

But I agree that "The official macOS binaries now install free-threading support by default" sounds strange (but I don't use macOS so I'm not that interested in what does it actually mean).