class_docstr: metrics utils unittest
class_docstr_tok: ["metrics","utils","unittest"]
docstr: tear down 
docstr_tok: ["tear","down"]
code: def tearDown(self):
      """tear down"""
  
file_path: delta/delta/utils/postprocess/postprocess_utils_test.py
imports: import os
  from pathlib import Path
  import delta.compat
  from delta import utils
  from delta.utils.postprocess.postprocess_utils import ids_to_sentences
  from delta import PACKAGE_ROOT_DIR
label_desc: Use image node_id 2 for calling the PostprocessUtilsTest obj's underlying member method code with example usage: obj.tearDown() without return types