======================================================================
ERROR: test_unix_socket (test_client.TestClient)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/data/mci/30d080040ebf1ddd6f99adc8166316e4/src/test/test_client.py", line 608, in test_unix_socket
    client.pymongo_test.test.insert_one({"dummy": "object"})
  File "/data/mci/30d080040ebf1ddd6f99adc8166316e4/src/pymongo/collection.py", line 654, in insert_one
    with self._socket_for_writes() as sock_info:
  File "/usr/lib/python2.7/contextlib.py", line 17, in __enter__
    return self.gen.next()
  File "/data/mci/30d080040ebf1ddd6f99adc8166316e4/src/pymongo/mongo_client.py", line 823, in _get_socket
    server = self._get_topology().select_server(selector)
  File "/data/mci/30d080040ebf1ddd6f99adc8166316e4/src/pymongo/topology.py", line 214, in select_server
    address))
  File "/data/mci/30d080040ebf1ddd6f99adc8166316e4/src/pymongo/topology.py", line 189, in select_servers
    self._error_message(selector))
ServerSelectionTimeoutError: hostname '/tmp/mongodb-27017.sock' doesn't match either of 'localhost', '127.0.0.1'