code: def create_translated_fields_serializer(shared_model, meta=None, related_name=None, **fields):
      
      if not related_name:
          translated_model = shared_model._parler_meta.root_model
      else:
          translated_model = shared_model._parler_meta[related_name].model
  
      # Define inner Meta class
      if not meta:
          meta = {}
      meta['model'] = translated_model
      meta.setdefault('fields', ['language_code'] + translated_model.get_translated_fields())
  
      # Define serialize class attributes
      attrs = {}
      attrs.update(fields)
      attrs['Meta'] = type('Meta', (), meta)
  
      # Dynamically create the serializer class
      return type('{0}Serializer'.format(translated_model.__name__), (serializers.ModelSerializer,), attrs)
docs: Create a Rest Framework serializer class for a translated fields model.
  
      :param shared_model: The shared model.
      :type shared_model: :class:`parler.models.TranslatableModel`