class_docstr: Test PollingPathWatcher.
class_docstr_tok: ["Test","PollingPathWatcher","."]
code: def tearDown(self):
      super(PollingPathWatcherTest, self).tearDown()
      self.util_patch.stop()
      self.executor_patch.stop()
      self.sleep_patch.stop()
  
file_path: streamlit/lib/tests/streamlit/watcher/polling_path_watcher_test.py
imports: import unittest
  from unittest import mock
  from streamlit.watcher import polling_path_watcher
label_desc: Use image node_id 2 for calling the PollingPathWatcherTest obj's underlying member method code with example usage: obj.tearDown() without return types