def _GetSchedulerHints(self):
        scheduler_hints = None
        if FLAGS.openstack_scheduler_policy != NONE:
            group_name = FLAGS.run_uri % 'perfkit_%s'
            try:
                group = self.client.server_groups.findall(name=group_name)[0]
            except IndexError:
                group = self.client.server_groups.create(
                    policies=[FLAGS.openstack_scheduler_policy],
                    name=group_name)
            scheduler_hints = {'group': group.id}
        return scheduler_hints
dataset/ETHPy150Open GoogleCloudPlatform/PerfKitBenchmarker/perfkitbenchmarker/providers/openstack/os_virtual_machine.py/OpenStackVirtualMachine._GetSchedulerHints/swapped operands of `%`