add_new_spec(QuantizationComponentSpec::COMPONENT_BIAS,
                   QuantizationComponentSpec::TENSORTYPE_INT_32);
    }

    if (quant_options_.unit_wise_quantization_specs().empty()) {
      // Opt-out a node named `test_opt_out`.
      UnitWiseQuantizationSpec* new_spec =
          quant_options_.add_unit_wise_quantization_specs();

  if not quantization_options.unit_wise_quantization_specs:
    return

  sorted_top_level_component_specs = sorted(
      quantization_options.quantization_method.quantization_component_specs,
      key=lambda x: x.quantization_component,
  )

  for unitwise_spec in quantization_options.unit_wise_quantization_specs:
    if not unitwise_spec.unit:
      raise ValueError(

            preset_method=_PresetMethod.METHOD_STATIC_RANGE_INT8
        ),
        tags=tags,
        signature_keys=[signature_key],
        op_set=quant_opts_pb2.XLA,
        unit_wise_quantization_specs=[
            quant_opts_pb2.UnitWiseQuantizationSpec(
                unit=[],
                quantization_method=quant_opts_pb2.QuantizationMethod(