Update labels.py

labels.py

@@ -103,11 +103,11 @@ class YahooAnswersTopics(datasets.GeneratorBasedBuilder):
             
     def _generate_examples(self, filepath):
         """Generate AG News examples."""
-        with open(filepath, encoding="utf-8") as csv_file:
-            csv_reader = csv.reader(
-                csv_file, quotechar='"', delimiter=",", quoting=csv.QUOTE_ALL, skipinitialspace=True
+        with open(filepath, encoding="utf-8") as f:
+            rows = csv.reader(
+                f, quotechar='"', delimiter=",", quoting=csv.QUOTE_ALL, skipinitialspace=True
             )
-            for id_, row in enumerate(csv_reader):
+            for id_, row in enumerate(rows):
                 label, title, description = row
                 # Original labels are [1, 2, 3, 4] ->
                 #                   ['World', 'Sports', 'Business', 'Sci/Tech']