def handle(self, request, context):
        return None
Check that a valid cidr was specified as remote_ip_prefix
dataset/ETHPy150Open Havate/havate-openstack/proto-build/gui/horizon/Horizon_GUI/horizon/workflows/base.py/Action.handle--crossover with--dataset/ETHPy150Open openstack/neutron/neutron/db/securitygroups_db.py/SecurityGroupDbMixin._validate_ip_prefix