code: def test_pathlib_path_file_shelf(self):
      self.test_open_template(filename=os_helper.FakePath(self.fn))
  
imports: import unittest
  import dbm
  import shelve
  import pickle
  import os
  from test.support import os_helper
  from collections.abc import MutableMapping
  from test.test_dbm import dbm_iterator
  from test import mapping_tests
label_desc: Use image node_id 6 for calling the TestCase obj's underlying member method code with example usage: obj.test_pathlib_path_file_shelf() without return types