docstr: Check that dircmp.subdirs respects subclassing.
docstr_tok: ["Check","that","dircmp.subdirs","respects","subclassing","."]
code: def test_dircmp_subdirs_type(self):
      """Check that dircmp.subdirs respects subclassing."""
  
      class MyDirCmp(filecmp.dircmp):
          pass
  
      d = MyDirCmp(self.dir, self.dir_diff)
      sub_dirs = d.subdirs
      self.assertEqual(list(sub_dirs.keys()), ["subdir"])
      sub_dcmp = sub_dirs["subdir"]
      self.assertEqual(type(sub_dcmp), MyDirCmp)
  
imports: import filecmp
  import os
  import shutil
  import tempfile
  import unittest
  from test import support
  from test.support import os_helper
label_desc: Use image node_id 7 for calling the DirCompareTestCase obj's underlying member method code with example usage: obj.test_dircmp_subdirs_type() without return types