def __init__(self, host, username, executable_path):
        self._logger = get_logger(__name__)
        self.host = host
        self._username = username
        self._executable_path = executable_path
        self._shell_client = ShellClientFactory.create(host, username)
:param host: the fully qualified hostname of the host to deploy to
dataset/ETHPy150Open box/ClusterRunner/app/deployment/remote_service.py/RemoteService.__init__