Fix enumerate

itacola.py

@@ -132,7 +132,7 @@ class ItaCola(datasets.GeneratorBasedBuilder):
     def _generate_examples(self, filepath: str, split: str, features: List[str]):
         """Yields examples as (key, example) tuples."""
         with open(filepath, encoding="utf8") as f:
-            for id_, row in f:
+            for id_, row in enumerate(f):
                 if id_ == 0:
                     continue
                 ex_split = None