code: def onnx_forward(onnx_file, example_input):
      import onnxruntime
  
      sess_options = onnxruntime.SessionOptions()
      session = onnxruntime.InferenceSession(onnx_file, sess_options)
      input_name = session.get_inputs()[0].name
      output = session.run([], {input_name: example_input.numpy()})
      output = output[0]
      return output
  
label_desc: Use image node_id 1 for calling a global function with example usage: onnx_forward(onnx_file, example_input) and returns: output