code: def tearDown(self):
      if hasattr(summary, "flush"):
          summary.flush()
  
file_path: PARL/parl/utils/tests/summary_test.py
imports: import unittest
  from parl.utils import summary
  import numpy
  from parl.utils import logger
  import os
label_desc: Use image node_id 1 for calling the TestUtils obj's underlying member method code with example usage: obj.tearDown() without return types