By December 2025, Python 3.13 (released Oct 2024) will be in mode.
Enterprises still on 3.13 should schedule this patch for January 2026. python release 2025 december news
If you are still running python3.8 or python3.9 in production, December 2025 is your last call to upgrade. PyPI will begin rejecting uploads for these versions in early 2026. By December 2025, Python 3
December 2025 is a month of polish and preview . Python 3.14.1 makes the JIT compiler production-ready, while 3.15.0a1 gives us our first official look at a world without the GIL. The language is evolving faster than ever, but stability remains the priority. By December 2025
Python follows a strict annual release cycle. The major releases happen in , not December.