code: def __getitem__(self, index: int = 0) -> DataPair:
      if self.in_memory:
          return self.data_pairs[index]
      elif self.label:
          return self._make_data_pair(
              self.first_elements[index],
              self.second_elements[index],
              self.labels[index],
          )
      else:
          return self._make_data_pair(
              self.first_elements[index], self.second_elements[index]
          )
  
imports: import logging
  import os
  from pathlib import Path
  from typing import List, Optional, Union
  import flair
  from flair.data import Corpus, DataPair, FlairDataset, Sentence, TextPair, _iter_dataset
  from flair.datasets.base import find_train_dev_test_files
  from flair.file_utils import cached_path, unpack_file, unzip_file
label_desc: Use image node_id 5 for calling the DataPairDataset obj's underlying member method code with example usage: obj.__getitem__(index) and returns: self, self, self