Get ScaleIO SDS object by its id
        :param name: ID of SDS
        :return: ScaleIO SDS object
        :raise KeyError: No SDS with specified id found
        :rtype: SDS object

def get_sds_by_id(self,id):
        """
        Get ScaleIO SDS object by its id
        :param name: ID of SDS
        :return: ScaleIO SDS object
        :raise KeyError: No SDS with specified id found
        :rtype: SDS object
        """
        for sds in self.sds:
            if sds.id == id:
                return sds
        raise KeyError("SDS with that ID not found")