[issue14976] queue.Queue() is not reentrant, so signals and GC can cause deadlocks

[Gregory P. Smith]

Gregory P. Smith <greg at krypto.org> added the comment:

Catalin has been examining code... switching concurrent.futures.thread to use SimpleQueue instead of Queue is probably a good idea as the queues in there get used from weakref callbacks.

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue14976>
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