import time
def loop(delay=1):
def middle(func):
def inner(self, *args, **kwargs):
time.sleep(delay)
return func(self, *args, **kwargs)
return inner
return middle
class A():
@loop(delay=3)
def a(self,num):
print(num)
A().a(5)
原文：https://www.cnblogs.com/qtnt/p/12507984.html