def parse_entity_type(self, entity):
type = entity.attrib["name"]
params = {}
for sub in entity:
if sub.tag == "parameter":
key, val = self.parse_parameter_type(sub)
params[key] = val
polymorphic_name = calculate_polymorphic_name(type, params)
if polymorphic_name in self.known_objects:
return type, params, polymorphic_name
else:
raise UnregisteredTypesError("Object not found", (type, params))
def is_registered(self, name, declared_params):
polymorphic_name = calculate_polymorphic_name(name, declared_params)
return polymorphic_name in (t.__name__ for t in self.registered_entities)