Python dataclasses can make your Python classes less verbose and more powerful at the same time. Here's an introduction to using dataclasses in your Python programs.

How to use cProfile The cProfile module gathers statistics about the execution time of a Python program. It can report on anything from the entire app to a single statement or expression.

Any time you want to create lots of examples of the same “thing,” or any time you want to handle complex code in a modular and easily-exported fashion, classes are a great choice.