code: def test_directory(self):
      os.mkdir(TESTFN)
      os.chmod(TESTFN, 0o700)
      st_mode, modestr = self.get_mode()
      self.assertS_IS("DIR", st_mode)
      if os.name == "posix":
          self.assertEqual(modestr, "drwx------")
      else:
          self.assertEqual(modestr[0], "d")
  
imports: import unittest
  import os
  import socket
  import sys
  from test.support import os_helper
  from test.support import socket_helper
  from test.support.import_helper import import_fresh_module
  from test.support.os_helper import TESTFN
label_desc: Use image node_id 5 for calling the TestFilemode obj's underlying member method code with example usage: obj.test_directory() without return types