code: def __getitem__(self, index):
      return self.data[index]
  
file_path: NeMo/nemo/collections/tts/g2p/data/ctc.py
imports: import json
  import os
  from typing import List
  import torch
  from transformers import PreTrainedTokenizerBase
  from nemo.core.classes import Dataset
  from nemo.utils import logging
label_desc: Use image node_id 3 for calling the CTCG2PBPEDataset obj's underlying member method code with example usage: obj.__getitem__(index) and returns: self