Python 313 Release Notes Verified Jun 2026

This version allows users to run Python without the Global Interpreter Lock (GIL), enabling true parallel execution across multiple CPU cores for multithreaded tasks. What's New In Python 3.13 — Python 3.14.4 documentation

: Several legacy modules deprecated in 3.11 have been officially removed, including cgi , crypt , and telnetlib .

Python’s type hints continue to evolve toward greater expressiveness: python 313 release notes verified

RealPython's analysis confirms this assessment, noting that the free-threading and JIT features are "aimed at power users" who must take extra steps to enable them.

Python 3.13.0 final, released October 7, 2024. This version allows users to run Python without

The most impactful updates are currently experimental and require specific builds or flags to enable.

Python 3.13 adjusts its supported platforms significantly: Python 3

Python 3.13 also reflects changes in the broader open-source landscape. The release includes updates to the standard library and, notably, adjustments regarding the sqlite3 module. With newer versions of SQLite moving into the public domain or offering more permissive licensing, Python 3.13 incorporates these updates, ensuring the language remains compliant and robust for database interactions. Additionally, the removal of deprecated "dead batteries"—outdated and unmaintained standard library modules—continues, keeping the language lean and secure.