#装饰器 def printpy(func): def inner_func(): func() print("hello python! Geovin Du") return inner_func # @装饰器 @printpy def printhello(): print("hello world!") #调用 printhello()
#装饰器 def printpy(func): def inner_func(): func() print("hello python! Geovin Du") return inner_func # @装饰器 @printpy def printhello(): print("hello world!") #调用 printhello()