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ERROR: test_reconnect_in_case_connection_closed_by_mongo (test.asyncio_tests.test_asyncio_client.TestAsyncIOClient)
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Traceback (most recent call last):
  File "/Users/pmital/Developer/motor/test/asyncio_tests/__init__.py", line 48, in __call__
    result = self.orig_method()
  File "/Users/pmital/Developer/motor/test/asyncio_tests/__init__.py", line 226, in wrapped
    self.loop.run_until_complete(task)
  File "/Users/pmital/.pyenv/versions/3.7.0/lib/python3.7/asyncio/base_events.py", line 568, in run_until_complete
    return future.result()
  File "/Users/pmital/.pyenv/versions/3.7.0/lib/python3.7/asyncio/tasks.py", line 412, in wait_for
    return fut.result()
  File "/Users/pmital/Developer/motor/test/asyncio_tests/test_asyncio_client.py", line 106, in test_reconnect_in_case_connection_closed_by_mongo
    pool.sockets.add(socket)
AttributeError: 'collections.deque' object has no attribute 'add'

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