This post explains what a Python module is and how to use it to drastically extend the capabiltiies of your code. Plus: how to make your own!

Part of the os module involves a function to create folders on the system. By importing the os module into a Python program, programmers can then call the Python mkdir function to create folders ...

The __future__ module in Python is used for implementing features in the current Python version that will be incorporated in a future version. This is done so that you can adapt to the new feature.

Python’s development team chose defaults that reflect the most common real-world scenarios. But if you do need to tweak the way garbage collection works, you can use Python’s gc module.

Cython generates the second kind of module: C libraries that talk to Python’s internals, and that can be bundled with existing Python code. Cython code looks a lot like Python code, by design.