code: def id_generator(size=15):
      """Helper function to generate random div ids. This is useful for embedding
      HTML into ipython notebooks."""
      chars = list(string.ascii_uppercase + string.digits)
      return "".join(np.random.choice(chars, size, replace=True))
  
imports: from .None import utils
  from .None import anchor_base
  from .None import anchor_explanation
  import numpy
  import json
  import os
  import string
  import sys
  from io import open
  import numpy
label_desc: Use image node_id 1 for calling a global function with example usage: id_generator(size) and returns: str