[Python] Decorator 裝飾器

def print_func_name(func):
    def wrap():
        print("Now use function '{}'".format(func.__name__))
        func()
    return wrap

def dog_bark():
    print("Bark !!!")

def cat_miaow():
    print("Miaow ~~~")

if __name__ == "__main__":
    print_func_name(dog_bark)()
    # > Now use function 'dog_bark'
    # > Bark !!!

    print_func_name(cat_miaow)()
    # > Now use function 'cat_miaow'
    # > Miaow ~~~

def print_func_name(func):
    def warp():
        print("Now use function '{}'".format(func.__name__))
        func()
    return warp

@print_func_name
def dog_bark():
    print("Bark !!!")

@print_func_name
def cat_miaow():
    print("Miaow ~~~")

if __name__ == "__main__":
    dog_bark()
    # > Now use function 'dog_bark'
    # > Bark !!!

    cat_miaow()
    # > Now use function 'cat_miaow'
    # > Bark !!!