code: def get_examples(self, indices, key_indices):
      if indices is None:
          indices = slice(None)
      if isinstance(indices, slice):
          start, stop, step = indices.indices(len(self))
          indices = list(range(start, stop, step))
  
      if key_indices is None:
          key_indices = (0,)
  
      return (indices,) * len(key_indices)
  
imports: import chainer
  from chainer.dataset.tabular import tabular_dataset
label_desc: Use image node_id 5 for calling the _Index obj's underlying member method code with example usage: obj.get_examples(indices, key_indices) and returns: unknown