code: def dataset_processing_func(
      self,
      example: Dict[str, Any],
      data_keys: Dict[str, str],
      ref_keys: Optional[List[str]] = None,
  ) -> Dict[str, Any]:
      raise NotImplementedError(
          "This method must be implemented in subclasses."
      )
  
imports: import copy
  import functools
  import itertools
  from abc import ABC, abstractmethod
  from typing import TYPE_CHECKING, Any, Callable, Dict, List, Optional, Set, Tuple, Type, Union
  from datasets import Dataset, DatasetDict
  from datasets import load_dataset
  from transformers import PreTrainedTokenizerBase
  from transformers.image_processing_utils import BaseImageProcessor
  from ..None import logging
label_desc: Use image node_id 3 for calling the TaskProcessor obj's underlying member method code with example usage: obj.dataset_processing_func(example, data_keys, ref_keys) without return types