docstr: tear down 
docstr_tok: ["tear","down"]
code: def tearDown(self):
      """tear down"""
  
imports: import os
  from pathlib import Path
  import delta.compat
  from absl import logging
  import tempfile
  import numpy
  from delta import PACKAGE_ROOT_DIR
  from delta import utils
  from delta.data.preprocess.text_ops import clean_english_str_tf
  from delta.data.preprocess.text_ops import char_cut_tf
  from delta.data.preprocess.text_ops import tokenize_label
  from delta.data.preprocess.text_ops import tokenize_sentence
  from delta.data.preprocess.text_ops import process_one_label_dataset
  from delta.data.preprocess.text_ops import process_multi_label_dataset
label_desc: Use image node_id 2 for calling the TextOpsTest obj's underlying member method code with example usage: obj.tearDown() without return types