"""函数定义装饰器"""

 # 通用性更好

 # 参数化装饰器

 def tags(tag):

     def tag_decorator(func):

         def wrapper(*args, **kwargs):

             return f'<{tag}>{func(*args, **kwargs)}</{tag}>'

         return wrapper

     return tag_decorator

 def p_decorator(func):

     def wrapper(*args, **kwargs):

         return '<p>'+func(*args, **kwargs)+'</p>'

     return wrapper

 def div_decorator(func):

     def wrapper(*args, **kwargs):

         return '<div>{}</div>'.format(func(*args, **kwargs))

     return wrapper

 class Student:

     def __init__(self, name):

         self.name = name

     @p_decorator

     def get_name(self):

         return self.name.upper()

 @tags('p')

 # @p_decorator

 def get_text():

     return '欢迎学习优品课堂课程'

 @tags('div')

 @tags('p')

 # @div_decorator

 # @p_decorator

 def get_upper_text(text):

     return text.upper()

 if __name__ == '__main__':

     print(get_text())

     # < p > 欢迎学习优品课堂课程 < / p >

     print(get_upper_text('www.codeclassroom.com'))

     # < div > < p > WWW.CODECLASSROOM.COM < / p > < / div >

     s = Student('Mike')

     print(s.get_name())

     # < p > MIKE < / p >

 """类定义装饰器"""

 class P:

     def __init__(self, func):

         self.func = func

     def __call__(self, *args, **kwargs):

         return '<p>' + self.func(*args, **kwargs) + '</p>'

 class Student:

     def __init__(self, name):

         self.name = name

     # @P 会出现错误

     def get_name(self):

         return self.name.upper()

 @P

 def get_text():

     return '欢迎学习优品课堂课程'

 @P

 def get_upper_text(text):

     return text.upper()

 if __name__ == '__main__':

     print(get_text())

     # < p > 欢迎学习优品课堂课程 < / p >

     print(get_upper_text('www.codeclassroom.com'))

     # < p > WWW.CODECLASSROOM.COM < / p >

     s = Student('John')

     print(s.get_name())

     # JOHN