Raise DefunctDatasetError

eli5.py

@@ -27,6 +27,7 @@ from os.path import join as pjoin
 from time import time
 
 import datasets
+from datasets.exceptions import DefunctDatasetError
 
 
 logger = datasets.logging.get_logger(__name__)
@@ -270,6 +271,9 @@ class Eli5(datasets.GeneratorBasedBuilder):
     test_dummy_data = False
 
     def _info(self):
+        raise DefunctDatasetError(
+            "Dataset 'eli5' is defunct and no longer accessible due to unavailability of the source data"
+        )
         return datasets.DatasetInfo(
             description=_DESCRIPTION,
             features=datasets.Features(