code: def get_data_iterator(self, all_batches):
      for i, batch in enumerate(all_batches):
          yield self.transpose_batch(batch)
  
file_path: TextBox/textbox/evaluator/utils/multiwoz/reader.py
imports: import logging
  import json
  import spacy
  from collections import OrderedDict
  from .None import utils
  from .None import ontology
  from .db_ops import MultiWozDB
label_desc: Use image node_id 4 for calling the _ReaderBase obj's underlying member method code with example usage: obj.get_data_iterator(all_batches) without return types