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 ...

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 ...