In Oct 2025 Python 3.9 will [reach end of life](https://devguide.python.org/versions/). By this time, bump the supported versions of Python: drop 3.9, add 3.13. Rewrite the code where old syntax is used only for compatibility with 3.9.
In Oct 2025 Python 3.9 will reach end of life.
By this time, bump the supported versions of Python: drop 3.9, add 3.13. Rewrite the code where old syntax is used only for compatibility with 3.9.