code: def _get_image_path(self, image_id):
      return os.path.join(self._images_path, "{}.JPEG".format(image_id))
  
file_path: luminoth/luminoth/tools/dataset/readers/object_detection/imagenet.py
imports: import json
  import os
  import six
  import tensorflow
  from PIL import Image
  from luminoth.tools.dataset.readers import InvalidDataDirectory
  from luminoth.tools.dataset.readers.object_detection import ObjectDetectionReader
  from luminoth.utils.dataset import read_xml, read_image
label_desc: Use image node_id 7 for calling the ImageNetReader obj's underlying member method code with example usage: obj._get_image_path(image_id) and returns: os