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.

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.