Update files from the datasets library (from 1.6.1)

Release notes: https://github.com/huggingface/datasets/releases/tag/1.6.1

ilist.py

@@ -92,7 +92,7 @@ class Ilist(datasets.GeneratorBasedBuilder):
         ]
 
     def _generate_examples(self, filepath):
-        """ Yields examples. """
+        """Yields examples."""
         with open(filepath, "r", encoding="utf-8") as file:
             for idx, row in enumerate(file):
                 row = row.strip("\n").split("\t")