For example, consider adding all integer numbers up to 1,000 in Python: This does 1,000 iterations and additions every time the code runs — and you can imagine how much that can slow the code down.

We’ve all been there. Your roommate is finally out of the house and you have some time alone. Wait a minute… your roommate never said when they would be back. It would be nice to be war… ...

Python lets you parallelize workloads using threads, subprocesses, or both. Here's what you need to know about Python's thread and process pools and Python threads after Python 3.13.