class_docstr: Problem spec for IWSLT'15 En-Vi translation.
class_docstr_tok: ["Problem","spec","for","IWSLT'15","En-Vi","translation","."]
code: def source_data_files(self, dataset_split):
      train = dataset_split == problem.DatasetSplit.TRAIN
      return _ENID_TRAIN_DATASETS if train else _ENID_TEST_DATASETS
  
file_path: tensor2tensor/tensor2tensor/data_generators/translate_enid.py
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 translate
  from tensor2tensor.utils import registry
label_desc: Use image node_id 2 for calling the TranslateEnidIwslt32k obj's underlying member method code with example usage: obj.source_data_files(dataset_split) and returns: unknown