docs: def is_orderable(cls):
      """
      Checks if the provided class is specified as an orderable in
      settings.ORDERABLE_MODELS. If it is return its settings.
      """
      if not getattr(settings, 'ORDERABLE_MODELS', None):
          return False
  
      labels = resolve_labels(cls)
      if labels['app_model'] in settings.ORDERABLE_MODELS:
          return settings.ORDERABLE_MODELS[labels['app_model']]
      return False