Shorcut method to retrieve translations for a given object.

def get_translations(self, obj, language=None):
        """
        Shorcut method to retrieve translations for a given object.
        """
        lookup = {"identifier": obj.linguist_identifier, "object_id": obj.pk}

        if language is not None:
            lookup["language"] = language

        return self.get_queryset().filter(**lookup)