code: def get_targets(self) -> np.ndarray:
      return self._entries["class_index"]
  
imports: from dataclasses import dataclass
  from enum import Enum
  from functools import lru_cache
  from gzip import GzipFile
  from io import BytesIO
  from mmap import ACCESS_READ, mmap
  import os
  from typing import Any, Callable, List, Optional, Set, Tuple
  import warnings
  import numpy
  from .extended import ExtendedVisionDataset
label_desc: Use image node_id 12 for calling the ImageNet22k obj's underlying member method code with example usage: obj.get_targets() and returns: self