code: def __init__(self, ds, batch):
      self.batch = batch
      self.ds = ds
  
file_path: tensorpack/examples/CTC-TIMIT/timitdata.py
imports: import numpy
  from tensorpack import ProxyDataFlow
label_desc: Use image node_id 1 to create a new TIMITBatch object from inherited base classes: ProxyDataFlow with example: obj = TIMITBatch(ds, batch)