def _get_compute_nodes(self, accommodation):
        try:
            return nova.get_available_compute_nodes(self.openstack_client.nova)
        except nova.ForbiddenException:
            # user has no permissions to list compute nodes
            LOG.info('OpenStack user does not have permission to list compute '
                     'nodes - treat him as non-admin')
            self.privileged_mode = False
            count = accommodation.get('compute_nodes')
            if not count:
                raise DeploymentException(
                    'When run with non-admin user the scenario must specify '
                    'number of compute nodes to use')

            zones = accommodation.get('zones') or ['nova']
            return [dict(host=None, zone=zones[n - len(zones)])
                    for n in range(count)]
dataset/ETHPy150Open openstack/shaker/shaker/engine/deploy.py/Deployment._get_compute_nodes/operator `%` -> `-`