code: def __init__(self, model):
      super().__init__()
      self.backbone = model
  
file_path: insightface/recognition/arcface_oneflow/oneflow2onnx.py
imports: import os
  from os import mkdir
  from oneflow_onnx.oneflow2onnx.util import convert_to_onnx_and_check
  import oneflow
  import logging
  from backbones import get_model
  from utils.utils_config import get_config
  import argparse
  import tempfile
label_desc: Use image node_id 1 to create a new ModelGraph object from inherited base classes: flow.nn with example: obj = ModelGraph(model)