Today - Python 3.13.1 Released

3.13.1 fixes a subtle reference-counting race condition in weakref.finalize and a deadlock involving threading.Condition in free-threaded mode. These were hard to reproduce but real — several scientific computing early adopters reported them.

The team is effectively saying: "We'll push major features, but we'll clean up fast." python 3.13.1 released today

December 6, 2024 — Just when you thought the Python world would wind down for the holidays, the core development team has dropped Python 3.13.1 , a maintenance release that's anything but routine. python 3.13.1 released today