KS3 Procedures and functions Functions in Python When writing programs, we should avoid long, repetitive code. Procedures and functions help to keep our programs simple and short.

Functions that rely on something outside the function itself (e.g., a network call, or a read from disk) are harder to memoize, though it can still be done.

Why is your Python app so slow? Find out by using Python’s built-in profiler to locate bottlenecks in your Python code ...