code: def random():
      return RandomAttack
  
file_path: tensor2tensor/tensor2tensor/utils/adv_attack_utils.py
imports: from cleverhans import attacks
  from cleverhans import model
  from cleverhans import utils_tf
  import numpy
  from tensor2tensor.utils import registry
  import tensorflow.compat.v1
label_desc: Use image node_id 3 for calling a global function with example usage: random() and returns: RandomAttack