simple_decorator_with_parameter.py

def stars_decorator(f):
    def wrapper(n):
        print("*" * 50)
        f(n)
        print("*" * 50)

    return wrapper

# let's decorate greet:
@stars_decorator
def greet(name):
    print("Howdy {}!".format(name))


# and use it:
greet("Pesho")