code: def forward(self):
      return self.image, self.label
  
file_path: insightface/recognition/arcface_oneflow/utils/ofrecord_data_utils.py
imports: import oneflow
  import oneflow.nn
  import os
  from typing import List, Union
label_desc: Use image node_id 3 for calling the SyntheticDataLoader obj's underlying member method code with example usage: obj.forward() and returns: self,  self