code: def test_wrong_preprocessor_classes_raise_exception(self):
      with self.assertRaises(ValueError) as cm:
          TaskProcessorsManager.get_task_processor_class_for_task(
              self.TASK_NAME
          )(self.CONFIG, self.WRONG_PREPROCESSOR)
          msg = str(cm.exception)
          self.assertTrue(
              msg.startswith("Preprocessor is incorrect"),
              "The message specifying that the type of preprocessor provided is not allowed for the TaskProcessor class "
              "was wrong.",
          )
  
imports: import copy
  import random
  import string
  from typing import TYPE_CHECKING, Any, Dict, Tuple, Union
  from unittest import TestCase
  from datasets import DatasetDict
  from transformers import AutoConfig, AutoFeatureExtractor, AutoTokenizer
  from optimum.utils.preprocessing import TaskProcessorsManager
label_desc: Use image node_id 3 for calling the TaskProcessorTestBase obj's underlying member method code with example usage: obj.test_wrong_preprocessor_classes_raise_exception() without return types