Take advantage of caching and the lru_cache decorator to relieve your Python functions from repetitive heavy lifting.

To understand what a decorator does, we first have to take a step back and look at some of the things we can do with functions in Python. def get_hello_function(punctuation): ...

In Python, the mere act of making a function call incurs a relatively large amount of overhead. If some function is called repeatedly in a tight loop, even if it isn’t a long-running function ...

In languages where there is a distinction, it is usually because the function definition may belong in a physically different location in the code from the function declaration. Python does not make a ...