def METHOD_NAME():
    with torch.no_grad():
        torch.onnx.export(
            model,
            test_img,
            onnx_file,
            output_names=output_names,
            input_names=input_names,
            keep_initializers_as_inputs=True,
            do_constant_folding=True,
            verbose=False,
            opset_version=11,
            dynamic_axes=None)