code: def build(self, x):
      x = x.to("cuda")
      out = self.backbone(x)
      return out
  
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 2 for calling the ModelGraph obj's underlying member method code with example usage: obj.build(x) and returns: out