class_docstr: OPUS is a collection of translated texts from the web.
code: def _info(self):
      src, target = self.builder_config.language_pair
      return self.dataset_info_from_configs(
          features=tfds.features.Translation(
              languages=self.builder_config.language_pair
          ),
          supervised_keys=(src, target),
          homepage="http://opus.nlpl.eu/",
      )
  
file_path: datasets/tensorflow_datasets/datasets/opus/opus_dataset_builder.py
imports: import os
  from absl import logging
  from etils import epath
  import tensorflow_datasets.public_api
label_desc: Use image node_id 2 for calling the Builder obj's underlying member method code with example usage: obj._info() and returns: self