code: def __hash__(self):
      return hash(self.toJSON())
  
imports: import collections
  import itertools
  import string
  import numpy
  import re
  import copy
  import os
  import json
  import munch
  import pickle
  import csv
  from .viewer.template_editor import TemplateEditor
  from .multilingual import multilingual_params, get_language_code
label_desc: Use image node_id 3 for calling the MunchWithAdd obj's underlying member method code with example usage: obj.__hash__() and returns: hash