serializers.py 文件源码

def get_fields(self):
        field_mapping = OrderedDict()

        # Normal properties
        for field, property_class in self.instance.defined_properties(aliases=False, rels=False).items():
            # TODO: Support AliasField - check for __call__ in _field_mapping.
            field_mapping['id'] = serializers.IntegerField(default=self.instance.id)
            field_mapping['label'] = serializers.CharField(default=self.instance.__label__)
            field_mapping.update({
                field: self.get_serializer_field(property_class, **self._get_default_field_kwargs(property_class))
            })

        # Relationships
        for field, property_class in self.instance.defined_properties(aliases=False, properties=False).items():
            field_mapping.update({
                field: RelationshipSerializer(property_class.definition, many=not isinstance(property_class, One))
            })

        return field_mapping