Python 3.13.9

https://www.python.org/downloads/release/python-3139/

3.13.9 is an expedited release containing a fix for one specific regression in Python 3.13.8:

gh-139783: Fix inspect.getsourcelines for the case when a decorator is followed by a comment or an empty line.

There are no other changes in this release, compared to 3.13.8.

More resources

3.13 online documentation
PEP 745, 3.13 release schedule
Report bugs at github.com/python/cpython/issues
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Thanks to all of the many volunteers who help make Python Development and this release possible! Please consider supporting our efforts by volunteering yourself or through organisation contributions to the Python Software Foundation.

Your expedited release team,
Your release team,
Thomas Wouters
Ned Deily
Steve Dower
Łukasz Langa