Add the following code to import the sys, os, and string modules that you will use in your search function:import sys import os import string Assign a default value to the following variables ...

But Python has this functionality built in. One of Python’s native libraries, functools, has the @functools.lru_cache decorator, which caches the n most recent calls to a function.

Most hacker types don’t mind a command line interface, but very few ordinary users appreciate them. However, if you write command line programs in Python, Gooey can help.