File "/Users/shane/git/mongo-python-driver/test/test_client.py", line 1579, in test_network_error_message
    client.pymongo_test.test.find_one({})
  File "/Users/shane/git/mongo-python-driver/pymongo/collection.py", line 1261, in find_one
    for result in cursor.limit(-1):
  File "/Users/shane/git/mongo-python-driver/pymongo/cursor.py", line 1199, in next
    if len(self.__data) or self._refresh():
  File "/Users/shane/git/mongo-python-driver/pymongo/cursor.py", line 1120, in _refresh
    self.__send_message(q)
  File "/Users/shane/git/mongo-python-driver/pymongo/cursor.py", line 995, in __send_message
    response = client._run_operation_with_response(
  File "/Users/shane/git/mongo-python-driver/pymongo/mongo_client.py", line 1271, in _run_operation_with_response
    return self._retryable_read(
  File "/Users/shane/git/mongo-python-driver/pymongo/mongo_client.py", line 1374, in _retryable_read
    return func(session, server, sock_info, slave_ok)
  File "/Users/shane/git/mongo-python-driver/pymongo/mongo_client.py", line 1263, in _cmd
    return server.run_operation_with_response(
  File "/Users/shane/git/mongo-python-driver/pymongo/server.py", line 117, in run_operation_with_response
    reply = sock_info.receive_message(request_id)
  File "/Users/shane/git/mongo-python-driver/pymongo/pool.py", line 717, in receive_message
    self._raise_connection_failure(error)
  File "/Users/shane/git/mongo-python-driver/pymongo/pool.py", line 715, in receive_message
    return receive_message(self, request_id, self.max_message_size)
  File "/Users/shane/git/mongo-python-driver/pymongo/network.py", line 193, in receive_message
    _receive_data_on_socket(sock_info, 16, deadline))
  File "/Users/shane/git/mongo-python-driver/pymongo/network.py", line 264, in _receive_data_on_socket
    raise AutoReconnect("connection closed")
pymongo.errors.AutoReconnect: connection closed

pymongo.errors.AutoReconnect: localhost:27017: connection closed