Method expand

tests/document/test_instance.py:3311–3314

(self)

            parameters = MapField(EmbeddedDocumentField(Parameter))

            def expand(self):
                self.flattened_parameter = {}
                for parameter_name, parameter in self.parameters.items():
                    parameter.expand()

        class NodesSystem(Document):
            name = StringField(required=True)