def METHOD_NAME(
    node: onnx.helper.NodeProto,
    input_shape: Sequence[int],
    output_shape: Sequence[int],
) -> onnx.helper.GraphProto:
    graph = onnx.helper.METHOD_NAME(
        nodes=[node],
        name="StringNormalizer",
        inputs=[
            onnx.helper.make_tensor_value_info(
                "x", onnx.TensorProto.STRING, input_shape
            )
        ],
        outputs=[
            onnx.helper.make_tensor_value_info(
                "y", onnx.TensorProto.STRING, output_shape
            )
        ],
    )
    return graph