preset_method=_PresetMethod.METHOD_STATIC_RANGE_INT8
        ),
        tags=tags,
        signature_keys=['serving_default'],
        op_set=quant_opts_pb2.TF,
        freeze_all_variables=False,
    )

    converted_model = quantize_model.quantize(
        self._input_saved_model_path,
        self._output_saved_model_path,
        quantization_options,