code: def __call__(self, argvs=[]):
      self.argv_parser(argvs)
      self.build_model_attack_graph()
  
      self._attack()
  
      return None
  
imports: from __future__ import division
  from __future__ import print_function
  from builtins import input
  from builtins import range
  from builtins import object
  from past.utils import old_div
  from abc import ABCMeta
  from abc import abstractmethod
  import numpy
  import cv2
  import os
  import xmltodict
  import pdb
  from future.utils import with_metaclass
label_desc: Use image node_id 2 for calling the ODD_logic obj's underlying member method code with example usage: obj.__call__(argvs) and returns: None