class_docstr: En-es translation trained on WMT corpus.
class_docstr_tok: ["En-es","translation","trained","on","WMT","corpus","."]
code: def vocab_data_files(self):
      return _ENES_TRAIN_DATASETS
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from tensor2tensor.data_generators import problem
  from tensor2tensor.data_generators import text_encoder
  from tensor2tensor.data_generators import text_problems
  from tensor2tensor.data_generators import translate
  from tensor2tensor.utils import registry
label_desc: Use image node_id 3 for calling the TranslateEnesWmt32k obj's underlying member method code with example usage: obj.vocab_data_files() and returns: _ENES_TRAIN_DATASETS