docs: def get_label(self, queryset, query_data):
          """
          Gets option label for each datum. Can be used for type identification
          of individual serialized objects
          """
          if query_data.get('label', False):
              return query_data['label']
  
          try:
              return queryset.model.__name__
          except AttributeError:
              return query_data['queryset'].model.__name__