code: def get_numbered_file(filename, index):
      base, ext = osp.splitext(filename)
      return "{}_{:03d}{}".format(base, index, ext)
  
imports: from builtins import object, round, zip
  import numpy
  import os.path
  from PIL import Image
  import sys
  import warnings
  from neon import logger
  from neon.transforms.activation import Identity
  from neon.models import Model
  from neon.layers import Activation
  from neon.data.datasets import Dataset
  from neon.layers import GeneralizedCost
  from neon.transforms.cost import Cost
  from neon.util.argparser import NeonArgparser
label_desc: Use image node_id 1 for calling a global function with example usage: get_numbered_file(filename, index) and returns: str