code: def test_no_aug(self):
      aug = nac.KeyboardAug(aug_word_min=0.0, aug_word_p=0.05)
      text = "| 4 ||  || ½ || 0 || ½ || - || 1 || 1 || 1 || 0 || 0 || 0 || 1 || 1 || 1 || 1 || 1 || 1 || 10 || 67.75"
  
      augmented_data = aug.augment(text)
      self.assertEqual(
          text.replace(" ", ""), augmented_data[0].replace(" ", "")
      )
  
file_path: nlpaug/test/augmenter/char/test_char.py
imports: import unittest
  import nlpaug.augmenter.char
  import nlpaug.util.text.tokenizer
  from nlpaug.util import Action
label_desc: Use image node_id 3 for calling the TestCharacter obj's underlying member method code with example usage: obj.test_no_aug() without return types