code: def test_reverse(self):
      data = list(range(100))
      random.shuffle(data)
      data.sort(reverse=True)
      self.assertEqual(data, list(range(99, -1, -1)))
  
imports: from test import support
  import random
  import unittest
  from functools import cmp_to_key
label_desc: Use image node_id 8 for calling the TestDecorateSortUndecorate obj's underlying member method code with example usage: obj.test_reverse() without return types