bpo-32051: Fix name shadowing in multiprocessing docs (GH-4469)

diff --git a/Doc/library/multiprocessing.rst b/Doc/library/multiprocessing.rst
index 3619ccc..8b3081c 100644
--- a/Doc/library/multiprocessing.rst
+++ b/Doc/library/multiprocessing.rst
@@ -1837,8 +1837,8 @@
 remote clients can access::
 
    >>> from multiprocessing.managers import BaseManager
-   >>> import queue
-   >>> queue = queue.Queue()
+   >>> from queue import Queue
+   >>> queue = Queue()
    >>> class QueueManager(BaseManager): pass
    >>> QueueManager.register('get_queue', callable=lambda:queue)
    >>> m = QueueManager(address=('', 50000), authkey=b'abracadabra')