def METHOD_NAME(onnx_model: onnx.ModelProto):
    """
    Tests that any attributes on the gemm node make no changes occur
    """
    onnx_model.graph.node[-1].attribute.append(helper.make_attribute("alpha", 0.0))
    validate_onnx(onnx_model)
    onnx_model = GemmToMatMulIntegerAddCastMul().apply(onnx_model)
    validate_onnx(onnx_model)
    # NOTE: nothing should've changed
    assert [i.name for i in onnx_model.graph.initializer] == [
        "x_scale",
        "y_scale",
        "zero_point",
        "weight",
        "bias",
    ]
    assert [n.name for n in onnx_model.graph.node] == [
        "input_dequant",
        "weight_quant",
        "weight_dequant",
        "gemm",
    ]