Summary Decorators are a great way to make your codebase more flexible and easy to maintain. They provide a simple way to do runtime validation on functions and are handy for debugging as well.

Decorators in Python are a prime-time example of a perfectly implemented feature. It does take a while to wrap your head around, but it’s worth it.

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

Whereas, by default Python consider 1 as a step. 9 – What are Python decorators? Python decorator is a feature that is used to enhance the functionality of an existing function or a class.