docstr: Test pretty error message for invalid value
docstr_tok: ["Test","pretty","error","message","for","invalid","value"]
code: def test_incorrect_value(self):
      """Test pretty error message for invalid value"""
      try:
          ASRModelType("incorrect")
      except ValueError as e:
          assert (
              str(e)
              == "incorrect is not a valid ASRModelType. Possible choices: ctc, rnnt"
          )
  
imports: from nemo.utils.enum import PrettyStrEnum
label_desc: Use image node_id 1 for calling the TestPrettyStrEnum obj's underlying member method code with example usage: obj.test_incorrect_value() without return types