code: def __init__(self, onnx_model):
      super(MyModel, self).__init__(onnx_model)
  
imports: import os
  import zipfile
  import numpy
  import json
  from singa import device
  from singa import tensor
  from singa import sonnx
  import onnx
  import tokenization
  from run_onnx_squad import read_squad_examples, convert_examples_to_features, RawResult, write_predictions
  import sys
  from utils import download_model, check_exist_or_download
  import logging
label_desc: Use image node_id 1 to create a new MyModel object from inherited base classes: sonnx with example: obj = MyModel(onnx_model)