code: def test_Contractions(self) -> None:
      augmented_words = txtaugs.Contractions(aug_p=1.0)(
          ["I would call him but I do not know where he has gone"],
          metadata=self.metadata,
      )
  
      self.assertTrue(
          augmented_words[0]
          == "I'd call him but I don't know where he's gone"
      )
      self.assertTrue(
          are_equal_metadata(
              self.metadata, self.expected_metadata["contractions"]
          )
      )
  
imports: import json
  import os
  import random
  import unittest
  from typing import Any, Dict, List
  from augly import text
  from augly.utils import TEXT_METADATA_PATH
label_desc: Use image node_id 6 for calling the TransformsTextUnitTest obj's underlying member method code with example usage: obj.test_Contractions() without return types