code: def tearDown(self) -> None:
      shutil.rmtree(self.temp_dir, ignore_errors=True)
  
file_path: headliner/tests/model/test_summarizer_transformer.py
imports: import os
  import shutil
  import tempfile
  import unittest
  import numpy
  import tensorflow
  from headliner.losses import masked_crossentropy
  from headliner.model.transformer_summarizer import TransformerSummarizer
  from headliner.preprocessing.keras_tokenizer import KerasTokenizer
  from headliner.preprocessing.preprocessor import Preprocessor
  from headliner.preprocessing.vectorizer import Vectorizer
label_desc: Use image node_id 2 for calling the TestSummarizerTransformer obj's underlying member method code with example usage: obj.tearDown() without return types