datastore.py 文件源码

def expand_device_list(self, device_list):
        """
        Expand strings like "device[1-3]" into lists like ["device1", "device2", device3"].
        Also handles groups like "@compute_nodes".
        See the range of inputs at: http://clustershell.readthedocs.io/en/latest/tools/nodeset.html
        :param device_list: A list of devices.
        :raise DevicelListParseError: When the expression is not parsable.
        :return:
        """
        return list(NodeSet(device_list, resolver=self.datastore_group_resolver))