我在 Windows 7 上使用 python 2.7 多重处理:
import multiprocessing as mp
from Queue import Queue
from multiprocessing.managers import AutoProxy
if __name__ == '__main__':
manager = mp.Manager()
myqueue = manager.Queue()
print myqueue
print type(myqueue)
print isinstance(myqueue, Queue)
print isinstance(myqueue, AutoProxy)
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输出:
<Queue.Queue instance at 0x0000000002956B08>
<class 'multiprocessing.managers.AutoProxy[Queue]'>
False
Traceback (most recent call last):
File "C:/Users/User/TryHere.py", line 12, in <module> print
isinstance(myqueue, AutoProxy) TypeError: isinstance() arg 2 must be a
class, type, or tuple of classes and types
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我的问题是:我想检查变量是否是多处理队列的实例,我应该如何检查?
我已经提到过: