code: def teardown_method(self, method):
      self.tempdir.cleanup()
  
file_path: pfrl/tests/replay_buffers_test/test_persistent_replay_buffer.py
imports: import os
  import tempfile
  import pytest
  from pfrl.replay_buffers import PersistentEpisodicReplayBuffer
label_desc: Use image node_id 2 for calling the TestEpisodicReplayBuffer obj's underlying member method code with example usage: obj.teardown_method(method) without return types