code: def check_escape(self, arg, expected):
      self.assertEqual(glob.escape(arg), expected)
      self.assertEqual(
          glob.escape(os.fsencode(arg)), os.fsencode(expected)
      )
  
imports: import glob
  import os
  import re
  import shutil
  import sys
  import unittest
  from test.support.os_helper import TESTFN, skip_unless_symlink, can_symlink, create_empty_file, change_cwd
label_desc: Use image node_id 18 for calling the GlobTests obj's underlying member method code with example usage: obj.check_escape(arg, expected) without return types