Python 3.13.1 Release News 2025 Access

Python 3.13 is the first version to offer experimental binaries that run without the Global Interpreter Lock (GIL). Python 3.13.1 provides critical patches for this experimental build, making it slightly safer for developers experimenting with parallelism to test, though it remains and not recommended for production.

(February 4, 2025): Addressed nearly 250 bugs and refinements. python 3.13.1 release news 2025

On release day, PyPI download logs showed an anomaly: 3.13.1 overtook 3.12.7 in new projects within — the fastest .0→.1 adoption rate since 3.8. Why? Python 3