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!

Python is importing your own file (random.py) instead of the actual random module from the standard library. Classic shadowing bug.

return "".join (random.choice (characters) for i in range (length)) print (main (32)) This script uses the string and random modules to generate a random password in just five lines of code.