docs: def error_and_result(f):
      """
      Format task result into json dictionary `{'data': task return value}` if no
      exception was raised during the task execution. If there was raised an
      exception during task execution, formats task result into dictionary
      `{'error': exception message with traceback}`.
      """
  
      @wraps(f)
      def error_and_result_decorator(*args, **kwargs):
          return error_and_result_decorator_inner_fn(f, False, *args, **kwargs)
  
      return error_and_result_decorator