Python 3.13.8 Release Notes

Here is a breakdown of the headline features and changes introduced in the Python 3.13 series.

Last updated: 2026-04-14 Based on pre-release notes for Python 3.13.8 (expected final release Q2 2026).

While 3.13.8 itself is a patch, it maintains and stabilizes the landmark features of the 3.13 series that users should be aware of: python 3.13.8 release notes

: A full summary of the major changes refined by this patch can be found in the What's New in Python 3.13 guide.

Python 3.13 continues the cleanup process. Many deprecated and obsolete standard library modules (often called "dead batteries") have been removed to streamline the standard library. This encourages users to rely on modern, maintained third-party packages for specific tasks (like setuptools for packaging or requests for HTTP). Here is a breakdown of the headline features

pyenv install 3.13.8 pyenv global 3.13.8

If you’re using Python 3.13, .

October 2024 (Initial Stable Release) Status: Active Development / Latest Feature Release

In previous versions, accessing the local variables of a generator or coroutine via locals() or frame inspection did not show "cell variables" (variables bound in outer scopes and used in inner functions). Python 3

Python 3.13.8 is the of the Python 3.13 series , officially released on October 7, 2025 . This version focuses on stability, containing approximately 200 bugfixes , build improvements, and documentation updates since the previous 3.13.7 release.