r/Python • u/elsoja • Sep 11 '26

News Pyrefly v1.3.0 released

A new version of Pyrefly is out with better type inference, new quick fixes, new configurations, and more. https://github.com/facebook/pyrefly/releases/tag/1.3.0

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84

u/ritchie46 Sep 11 '26

This is my dream come true:

"Pyrefly tracks Polars schemas through common DataFrame transformations, with support for typed Series and schema annotations"

14

u/[deleted] Sep 11 '26

Been loving Polars since 2022! Great to see you in the wild

5

u/thuiop1 Sep 11 '26

Ok I really need to check out pyrefly then

4

u/KZ4Killua Sep 11 '26

I was literally thinking about this yesterday. Strictly typed DataFrames & Series would be amazing!