python – 是否有一个有意义的方法来使用发生器内的上下文管理器？
from contextlib import contextmanager@contextmanagerdef context(): print entering yield print exitingdef test(): with context(): for x in range(10): yield
from contextlib import contextmanager@contextmanagerdef context(): print entering yield print exitingdef test(): with context(): for x in range(10): yield