[issue27360] _deque and _islice are sometimes None

[SilentGhost]

SilentGhost added the comment:

This seems to have been reported on riak's tracker: https://github.com/basho/riak-python-client/issues/449

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nosy: +SilentGhost
resolution:  -> third party
stage:  -> resolved
status: open -> closed
type: crash -> behavior

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue27360>
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