What are decorators in Python?

Can you explain what decorators are in Python?

Sure! Decorators in Python are a way to modify or enhance functions or methods without changing their actual code.

How do you create a decorator?

To create a decorator, you define a function that takes another function as an argument and returns a new function that adds some functionality.

Can you give me an example of a simple decorator?

Absolutely! Here's a simple example: a decorator that prints 'Hello' before calling the decorated function.

What are some common use cases for decorators?

Common use cases include logging, access control, memoization, and enforcing preconditions on functions.