def __init__(self, hostname=DEFAULT_HOSTNAME, port=DEFAULT_PORT, user=None, password=None):
    self._hostname = hostname
    self._port = port
    self._user = user
    self._password = password
    self.__init_auth()
def __init__(self, hostname=DEFAULT_HOSTNAME, port=DEFAULT_PORT, user=None, password=None):
    self._hostname = hostname
    self._port = port
    self._user = user
    self._password = password
    self.__init_auth()