Python 3.13.1 News Today May 2026

Python 3.13.1 Released Today: Stability, JIT Improvements, and Security Fixes

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[Current Date] Status: Final 1. Executive Summary The Python Software Foundation has released Python 3.13.1 , the first bugfix update of the 3.13 series. This release prioritizes stability, addresses over 120 issues discovered since 3.13.0, and delivers critical security patches. Key enhancements include refinements to the experimental Just-In-Time (JIT) compiler , improved error messages, and better multiprocessing reliability on Windows. python 3.13.1 news today