Crated by Jake VanderPlas and Brian Granger Altair is a declarative statistical visualization library for Python Based on Vega-Lite and Vega VEGA: Vega is a visualization grammar, a declarative ...

More generally though, altair cannot be tested on 3.13 due to issues upstream. I would recommend following these for progress towards 3.13 support: Preparing for Python 3.13 #3587 ci: Support Python 3 ...