code: def tearDown(self):
      pass
  
imports: import numpy
  import tempfile
  import os
  import torch
  from zoo.chronos.forecaster.lstm_forecaster import LSTMForecaster
  from zoo.orca import init_orca_context, stop_orca_context
  from unittest import TestCase
  import pytest
label_desc: Use image node_id 2 for calling the TestChronosModelLSTMForecaster obj's underlying member method code with example usage: obj.tearDown() without return types