message: extract the list passed to the indices
diff: @@ -1636,9 +1636,8 @@ class RaggedTensor(composite_tensor.CompositeTensor):
  it is not ragged-right, then an error will be generated.
  Example:
  -
  - >>> st = tf.sparse.SparseTensor(indices=
  - ... [[0, 0], [0, 1], [0, 2], [1, 0], [3, 0]],
  + >>> indices = [[0, 0], [0, 1], [0, 2], [1, 0], [3, 0]]
  + >>> st = tf.sparse.SparseTensor(indices=indices,
  ... values=[1, 2, 3, 4, 5],
  ... dense_shape=[4, 3])
  >>> tf.RaggedTensor.from_sparse(st).to_list()
  