def get_players(self, role_types=None):
if not role_types:
role_types = []
method = concept_proto.Thing.Req()
get_players_req = concept_proto.Relation.GetPlayers.Req()
get_players_req.role_types.extend(concept_proto_builder.types(role_types))
method.relation_get_players_req.CopyFrom(get_players_req)
return self._thing_stream(method, lambda res: res.relation_get_players_res.things)
def get_has(self,
attribute_type=None,
attribute_types: List = None,
only_key=False):
if [bool(attribute_type),
bool(attribute_types), only_key].count(True) > 1:
raise GraknClientException(
"Only one filter can be applied at a time to get_has."
"The possible filters are: [attribute_type, attribute_types, only_key]"
)
if attribute_type:
attribute_types = [attribute_type]
method = concept_proto.Thing.Req()
get_has_req = concept_proto.Thing.GetHas.Req()
if only_key:
get_has_req.keys_only = only_key
elif attribute_types:
get_has_req.attribute_types.extend(
concept_proto_builder.types(attribute_types))
method.thing_get_has_req.CopyFrom(get_has_req)
return self._thing_stream(method,
lambda res: res.thing_get_has_res.attributes)