The uv utility lets you run Python packages and libraries with one command and no setup. Here's the quick guide to running Python packages without installing them. Astral’s uv tool makes setting up ...

Python -O won’t magically make every script faster, but in the right workloads it’s a free win—here’s how to test it safely.

Python programs are set to get faster startup times with PEP 810 "Explicit lazy imports," which allows scripts to defer loading imported libraries until they're actually needed rather than at startup.