code: def index_to_label_name(self, index) -> str:
      pass
  
file_path: pytorch-image-models/timm/data/dataset_info.py
imports: from abc import ABC, abstractmethod
  from typing import Dict, List, Optional, Union
label_desc: Use image node_id 5 for calling the DatasetInfo obj's underlying member method code with example usage: obj.index_to_label_name(index) without return types