Python 3.13 is expected to be backwards compatible with Python 3.12, with the exception of the changes and deprecations listed above.
The November 2025 release will be remembered as the moment Python finally grew up as a systems language – without breaking its soul as a dynamic, friendly scripting environment. python 3.13 news 2025 november
This code is expected to be valid in Python 3.13, and demonstrates the new except* syntax for handling multiple exceptions at once. Python 3
A Django view that does heavy template rendering or a pandas apply() on a small-to-medium DataFrame will feel snappier without any code changes. python 3.13 news 2025 november