code: def tearDown(self):
      shutil.rmtree(self.TEST_DIR)
  
file_path: nlp-architect/nlp_architect/utils/testing.py
imports: import os
  import pathlib
  import shutil
  import tempfile
  from unittest import TestCase
label_desc: Use image node_id 2 for calling the NLPArchitectTestCase obj's underlying member method code with example usage: obj.tearDown() without return types