message: fix ubuntu sanity failure (line-too-long)
  fix ubuntu sanity failure (line-too-long)
diff: @@ -1197,8 +1197,9 @@ class DropoutWrapperBase(object):
  """Create a cell with added input, state, and/or output dropout.
  If `variational_recurrent` is set to `True` (**NOT** the default behavior),
  - then the same dropout mask is applied at every step, as described in: [A Theoretically
  - Grounded Application of Dropout in Recurrent Neural Networks. Y. Gal, Z. Ghahramani](https://arxiv.org/abs/1512.05287).
  + then the same dropout mask is applied at every step, as described in:
  + [A Theoretically Grounded Application of Dropout in Recurrent
  + Neural Networks. Y. Gal, Z. Ghahramani](https://arxiv.org/abs/1512.05287).
  Otherwise a different dropout mask is applied at every time step.
  