code: def test_comparison(self):
      less_than_apos = chr(ord("'") - 1)
  
      self.assertGreater(QN("z"), QN(qual_names.Literal("a")))
      self.assertLess(QN(less_than_apos), QN(qual_names.Literal("a")))
  
      self.assertGreater(
          QN(qual_names.Literal("z")), QN(less_than_apos)
      )
      self.assertLess(QN(qual_names.Literal("a")), QN("z"))
  
imports: import textwrap
  import unittest
  from nvidia.dali._autograph.pyct import anno
  from nvidia.dali._autograph.pyct import parser
  from nvidia.dali._autograph.pyct import qual_names
  from nvidia.dali._autograph.pyct.qual_names import QN
  from nvidia.dali._autograph.pyct.qual_names import resolve
label_desc: Use image node_id 9 for calling the QNTest obj's underlying member method code with example usage: obj.test_comparison() without return types