Function input_pack

tensorflow/python/ops/map_fn.py:174–175

(x)

  input_is_sequence = nest.is_sequence(elems)
  input_flatten = lambda x: nest.flatten(x) if input_is_sequence else [x]
  def input_pack(x):
    return nest.pack_sequence_as(elems, x) if input_is_sequence else x[0]

  if dtype is None:
    output_is_sequence = input_is_sequence