text: from malaya_speech.utils.execute import execute_graph
  
  
  class Abstract:
      def __str__(self):
          return f'<{self.__name__}: {self.__model__}>'
  
      def _execute(self, inputs, input_labels, output_labels):
          return execute_graph(
              inputs=inputs,
              input_labels=input_labels,
              output_labels=output_labels,
              sess=self._sess,
              input_nodes=self._input_nodes,
              output_nodes=self._output_nodes,
          )
  