code: def teardown_method(self, method):
      pass
  
file_path: BigDL/python/chronos/test/bigdl/chronos/data/utils/test_impute.py
imports: import pytest
  import pandas
  import numpy
  from unittest import TestCase
  from bigdl.chronos.data.utils.impute import impute_timeseries_dataframe, _last_impute_timeseries_dataframe, _const_impute_timeseries_dataframe, _linear_impute_timeseries_dataframe
  from ...None import op_torch, op_tf2
label_desc: Use image node_id 2 for calling the TestImputeTimeSeries obj's underlying member method code with example usage: obj.teardown_method(method) without return types