"""计算累计的平均值""""""含有装饰器的生成器函数"""def warpper(func): def inner(*args,**kwargs): """"执行装饰器之前的操作""" g=func(*args,**kwargs) g.__next__() """执行装饰器之后的操作""" return g return inner@warpperdef avgare(): count=0 sum=0 avg=0 num=0 while True: num=yield num sum+=num count+=1 avg=sum/count print(avg)g=avgare()ret=g.send(10)ret=g.send(20)ret=g.send(20)ret=g.send(20)
转载于:https://www.cnblogs.com/sihong/p/11064464.html
相关资源：数据结构—成绩单生成器
