def filter(self, table, volumes, filter_string):
        q = filter_string.lower()
        return [volume for volume in volumes
                if q in volume.name.lower()]
Acknowledge delivery of a message.  If multiple=True, acknowledge up-to
dataset/ETHPy150Open CiscoSystems/avos/openstack_dashboard/dashboards/project/volumes/volumes/tables.py/VolumesFilterAction.filter--crossover with--dataset/ETHPy150Open agoragames/haigha/haigha/classes/basic_class.py/BasicClass.ack