gistfile1.py

class RelatedModelSerializer(serializers.ModelSerializer):
    def to_native(self, obj):
        ret = super(RelatedModelSerializer, self).to_native(obj)

        ret = {
            'result': ret
        }

        for field_name, field in self.get_default_fields():
            if instanceof(field, PrimaryKeyRelatedField):
                pluralized = field_name + 's'
                if not pluralized in ret:
                  ret[pluralized] = []
                ret[pluralized].append(
                  # field is a PrimaryKeyRelatedField. how do I do the object lookup and unserialize it?
                )
                
        return ret