code: def tearDown(self):
      os.chdir(self.cwd)
      shutil.rmtree(self.test_dir)
  
file_path: keepsake/nodeps-test/test_nodeps.py
imports: import tempfile
  import shutil
  import os
  import unittest
  import keepsake
label_desc: Use image node_id 2 for calling the TestPythonNoDependencies obj's underlying member method code with example usage: obj.tearDown() without return types