A Python program that uses threading is typically a good candidate for using async. Threads in Python are cooperative; they yield to one another as needed. Async tasks in Python work the same way.

Get started with async in Python Learn how to use asynchronous programming in Python 3.13 and higher. Get more done in less time, without the wait. What is NumPy?

Python knows that I/O can take a long time, and so whenever a Python thread engages in I/O (that is, the screen, disk or network), it gives up control and hands use of the GIL over to a different ...