code: def test_different(self):
      self.assertFalse(
          filecmp.cmp(self.name, self.name_diff),
          "Mismatched files compare as equal",
      )
      self.assertFalse(
          filecmp.cmp(self.name, self.dir),
          "File and directory compare as equal",
      )
  
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 4 for calling the FileCompareTestCase obj's underlying member method code with example usage: obj.test_different() without return types