Want to make a Python user grind their teeth? Just recite three words: Python is slow. In many of the ways that matter, it’s true. “Pure” Python, without external libraries written in C, is nowhere ...

What if navigating sprawling Python codebases or catching elusive bugs didn’t have to feel like searching for a needle in a haystack? Enter Pyrefly Beta, Meta’s latest leap forward in Python ...

Pyrefly and Ty are so new they still smell like shrinkwrap, but we still took them both out for a spin. We also have a starter guide to Python's new type hints, a look ahead to what's on the horizon ...