A Python module is an external class or set of functions that exist outside the main file of your program. This can be something that you built yourself, or it can be provided by the community.

We’ve long used f-strings in Python to conveniently ... e.g., to have a class method that takes a parameter hinted with another type that isn’t defined at that point in the module: class ...

Python function calls also require less overhead in Python 3.11. Stack frames for function calls ... itself also starts faster, and core modules needed for the Python runtime are stored and ...