Python 3.13 News November 2025 Link

The "experimental" tag remains on the free-threaded binaries, but the number of reported crashes in the C-API has dropped by nearly 80% since the initial October 2024 launch.

pip install pyupgrade pyupgrade --py313-plus your_project/ python 3.13 news november 2025

Default colorized exception traces and interactive help menus are now fully integrated with modern terminal emulators. T: return items[0]

# Generic function (PEP 695) def first[T](items: list[T]) -> T: return items[0] python 3.13 news november 2025