Home Intermediate Python

Decorators

Decorators

decorators

@ syntax

wrapper function

higher-order functions

functools.wraps

decorator factory

stacking decorators

Introduction to decorators

Exercise: Write a simple decorator

Exercise: Apply a decorator with @

Exercise: Decorator that prints around the call

Exercise: Decorator that doubles the result

Wrapping any function: *args, **kwargs and functools.wraps

Exercise: Forward *args and **kwargs

Exercise: Preserve the function name with functools.wraps

Exercise: Decorator that records every call

Decorator factories and stacking decorators

Exercise: Decorator with a parameter

Exercise: Stack two decorators