decorators.py

import functools


def my_decorator(func):
    @functools.wraps(func)
    def function_that_runs_fun():
        print("In the decorator!")
        func()
        print("After the decorator!")

    return function_that_runs_fun


@my_decorator
def my_function():
    print("I'm the function!")


#my_function()


##

def decorator_with_arguments(number):
    def my_decorator(func):
        @functools.wraps(func)
        def function_that_runs_func(*args, **kwargs):
            print("In the decorator!")
            if number == 56:
                print("Not run the function!")
            else:
                func(*args, **kwargs)
            print("After the decorator!")
        return function_that_runs_func
    return my_decorator

@decorator_with_arguments(57)
def my_function_too(x, y):
    a = x + y
    print("Hello! " + str(a))

my_function_too(11, 22)