code: def reverse_enumerate(iterable):
      """Enumerate over an iterable in reverse order while retaining proper indexes, without creating any copies."""
      return zip(reversed(range(len(iterable))), reversed(iterable))
  
imports: from __future__ import absolute_import
  from __future__ import division
  import os
  import tempfile
  import math
  import json
  import six
  import numpy
  import matplotlib.font_manager
  from skimage import io, transform
  from keras import backend
  from keras.models import load_model
  import logging
label_desc: Use image node_id 3 for calling a global function with example usage: reverse_enumerate(iterable) and returns: zip