import time


def run(coroutine):
    try:
        print("11")
        coroutine.send(None)
    except StopIteration as e:
        e.value,e.value)
        return e.value



async  async_function():
    time.sleep(2)
    等待两秒return 1


async  await_coroutine():

    await async_function()
    等待执行完成，再执行我)


run(await_coroutine())


# 输出结果

11
等待两秒
等待执行完成，再执行我
e.value None