class_docstr: ASR Task 
class_docstr_tok: ["ASR","Task"]
docstr: Generates a batch of correctly shaped X and Y data
  :param batch_index: index of the batch to generate
  :return: batch of (x, y)
docstr_tok: ["Generates","a","batch","of","correctly","shaped","X","and","Y","data",":","param","batch_index",":","index","of","the","batch","to","generate",":","return",":","batch","of","(","x",",","y",")"]
code: def __getitem__(self, batch_index):
      """Generates a batch of correctly shaped X and Y data
      :param batch_index: index of the batch to generate
      :return: batch of (x, y)
      """
  
      assert self.batch_mode
      batch_index_after_shuffle = self.indexes[batch_index]
      batch = self.batches[batch_index_after_shuffle]
  
      uttids, feats, ilens, targets, olens = self._process_batch(batch)
      return _make_example(uttids, feats, ilens, targets, olens)
  
imports: import numpy
  import delta.compat
  from absl import logging
  from delta import utils
  from delta.data.utils import espnet_utils
  from delta.utils.register import registers
  from delta.data.task.base_speech_task import SpeechTask
label_desc: Use image node_id 10 for calling the AsrSeqTask obj's underlying member method code with example usage: obj.__getitem__(batch_index) and returns: _make_example