code: def lstm_area_attention_char_enfr():
      """Hparams for LSTM with area attention."""
      hparams = lstm_area_attention_char()
      hparams.dropout = 0.1
      return hparams
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import copy
  from tensor2tensor.layers import area_attention
  from tensor2tensor.layers import common_hparams
  from tensor2tensor.layers import common_layers
  from tensor2tensor.utils import contrib
  from tensor2tensor.utils import registry
  from tensor2tensor.utils import t2t_model
  import tensorflow.compat.v1
  from tensorflow.compat.v1 import estimator
label_desc: Use image node_id 20 for calling a global function with example usage: lstm_area_attention_char_enfr() and returns: hparams