Python 3.13.1 Release Today News -

See the official CPython issue tracker milestone or the Misc/NEWS.d directory in the source distribution.

One of the most user-facing changes in 3.13 was the new interactive shell, featuring color highlighting, multiline editing, and history browsing. python 3.13.1 release today news

3.13.1 polishes this experience. If you spend time in the terminal prototyping code, the updated REPL now feels less like a basic command line and more like a lightweight IPython environment. It supports: See the official CPython issue tracker milestone or

: This number changes very infrequently and usually signifies significant changes to the language that could potentially break backward compatibility. For instance, the transition from Python 2.x to Python 3.x was a major version change. If you spend time in the terminal prototyping

The Python Software Foundation has officially released , marking the first significant maintenance update to the Python 3.13 series . While the initial 3.13.0 release in October 2024 introduced groundbreaking experimental features like "Free-Threading" and a JIT compiler, version 3.13.1 focuses on stability, delivering nearly 400 bugfixes and documentation improvements to ensure the new features are production-ready. Key Performance & Maintenance Highlights

The headline feature of the 3.13 series remains the experimental (PEP 703). This is arguably the biggest change in Python’s history, allowing CPU-bound tasks to run in parallel across multiple cores without the GIL bottleneck.