class_docstr: Extreme Summarization (XSum) Dataset.
class_docstr_tok: ["Extreme","Summarization","(","XSum",")","Dataset","."]
code: def _info(self):
      return tfds.core.DatasetInfo(
          builder=self,
          description=_DESCRIPTION,
          features=tfds.features.FeaturesDict(
              {
                  _DOCUMENT: tfds.features.Text(),
                  _SUMMARY: tfds.features.Text(),
              }
          ),
          supervised_keys=(_DOCUMENT, _SUMMARY),
          homepage=(
              "https://github.com/EdinburghNLP/XSum/tree/master/XSum-Dataset"
          ),
          citation=_CITATION,
      )
  
file_path: datasets/tensorflow_datasets/summarization/xsum.py
imports: import json
  import os
  from absl import logging
  from etils import epath
  from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow
  import tensorflow_datasets.public_api
label_desc: Use image node_id 1 for calling the Xsum obj's underlying member method code with example usage: obj._info() and returns: tfds