class_docstr: speaker task test
class_docstr_tok: ["speaker","task","test"]
docstr: tear down
docstr_tok: ["tear","down"]
code: def tearDown(self):
      """tear down"""
  
imports: import os
  import tempfile
  from pathlib import Path
  import numpy
  import delta.compat
  from absl import logging
  from delta import utils
  from delta.utils.register import registers
  from delta.utils.register import import_all_modules_for_register
  from delta.utils.kaldi import kaldi_dir_utils
label_desc: Use image node_id 2 for calling the SpeakerClsTaskTest obj's underlying member method code with example usage: obj.tearDown() without return types