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.

Finding the right book can make a big difference, especially when you’re just starting out or trying to get better. We’ve ...

A faster interpreter, more intelligible errors, more powerful type hints, and a slew of other speedups and tweaks are now ready to try out. The Python programming language releases new versions yearly ...