def _set_interfaces_if_not_set_in_meta(self, node_id, meta):
        if not meta and 'interfaces' not in meta:
            self._add_interfaces_to_node(node_id)
dataset/ETHPy150Open openstack/fuel-web/nailgun/nailgun/test/base.py/EnvironmentManager._set_interfaces_if_not_set_in_meta/operator `or` -> `and`