To get a basic measure of efficiency, time your Python code's execution using the built-in time module. Begin by importing it and wrapping your code with time.time() calls to mark the start and end.

The 'timeit' module provides a simple way to time small bits of Python code. It has both a command-line interface and a callable one. Typically, you'd import 'timeit' and use the 'timeit.timeit ...