Set of hyperparameters.

def transformer_ada_lmpackedbase_dialog():
  """Set of hyperparameters."""
  hparams = transformer_base_vq_ada_32ex_packed()
  hparams.max_length = 1024
  hparams.ffn_layer = "dense_relu_dense"
  hparams.batch_size = 4096
  return hparams