code: def _parse_image_path(self, entry):
      dirname = "VG_100K"
      filename = entry["file_name"]
      abs_path = os.path.join(self._root, dirname, filename)
      return abs_path
  
file_path: dgl/examples/mxnet/scenegraph/data/object.py
imports: from __future__ import absolute_import, division
  import json
  import logging
  import os
  import pickle
  import warnings
  from collections import Counter
  import mxnet
  import numpy
  from gluoncv.data import COCODetection
label_desc: Use image node_id 3 for calling the VGObject obj's underlying member method code with example usage: obj._parse_image_path(entry) and returns: abs_path