code: def substitute(self, aug, data):
      augmented_data = aug.augment(data)
  
      if isinstance(data, list):
          for d, a in zip(data, augmented_data):
              self.assertLess(len(a.split(" ")), len(d.split(" ")))
              self.assertNotEqual(d, a)
      else:
          augmented_text = augmented_data[0]
          self.assertLess(
              len(augmented_text.split(" ")), len(data.split(" "))
          )
          self.assertNotEqual(data, augmented_text)
  
file_path: nlpaug/test/augmenter/sentence/test_abst_summ.py
imports: import unittest
  import os
  import torch
  from dotenv import load_dotenv
  import nlpaug.augmenter.sentence
  import nlpaug.util.text.tokenizer
label_desc: Use image node_id 6 for calling the TestAbstSummAug obj's underlying member method code with example usage: obj.substitute(aug, data) without return types