code: def test_path_isdir(self):
      self.assertPathEqual(os.path.isdir)
  
imports: import genericpath
  import os
  import sys
  import unittest
  import warnings
  from test.support import is_emscripten
  from test.support import os_helper
  from test.support import warnings_helper
  from test.support.script_helper import assert_python_ok
  from test.support.os_helper import FakePath
label_desc: Use image node_id 5 for calling the PathLikeTests obj's underlying member method code with example usage: obj.test_path_isdir() without return types