计算移动平均数

def init(func):
    def inner(*args,**kwargs):
        g = func(*args,**kwargs)
        g.__next__()
        return g
    return inner
@init
def avgrage():
    sum = 0
    count = 0
    avg = 0
    while True:
        num = yield avg
        sum += num
        count += 1
        avg = sum/count

avg_g = avgrage()
ret = avg_g.send(10)
print(ret)
ret = avg_g.send(76)
print(ret)

def avgrage():
    sum = 0
    count = 0
    avg = 0
    while True:
        num = yield avg
        sum += num
        count += 1
        avg = sum/count

avg_g = avgrage()
avg_g.__next__()
ret = avg_g.send(10)
print(ret)
ret = avg_g.send(76)
print(ret)