The :mod:`string` module provides additional tools to manipulate strings. Some methods available in the standard data tstructure are not available in the string module (e.g., isalpha). A function of ...

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!

Get Character Sets from the Python String Module The string module from Python's standard library contains many sets of characters. Before you build your own, look here first.