Python 313 Release Notes Verified _verified_ -

test()

According to the official Python Release Documentation , active bugfix support continues until October 2026, followed by security updates through October 2029. This detailed breakdown serves as your definitive guide to migrating production codebases to Python 3.13. 1. The Headlines: Core Interpreter Overhauls Free-Threaded CPython (PEP 703) python 313 release notes verified

from typing import TypedDict, ReadOnly

Take advantage of the enhanced shell for better debugging, but set PYTHON_BASIC_REPL if you need the old functionality. python 313 release notes verified

as the new default backend for creating database files via the Typing Improvements : Introduces typing.TypeIs python 313 release notes verified