def handle(self,
               t_input: inference.TranslatorInput,
               t_output: inference.TranslatorOutput,
               t_walltime: float = 0.):
        """
        :param t_input: Translator input.
        :param t_output: Translator output.
        :param t_walltime: Total walltime for translation.
        """
        self.stream.write("%s\n" % t_output.translation)
        self.stream.flush()
:param t_input: Translator input.
        :param t_output: Translator output.
        :param t_walltime: Total walltime for translation.