协程

# __author: "ZXYang"
# date: 2020/5/20


def f():
    print('11')
    count = yield 111111
    print(count)
    print('33')
    yield 333333


r1 = f()  # 迭代

# next(r1)
# next(r1)

# rr1 = next(r1)
# rr2 = next(r1)
# print(rr1)
# print(rr2)

r1.send(None)  # 先发个None，等同于  ==》第一个rr1 = next(r1)
rr3 = r1.send(10)
# print(rr3)