Update sentiment-dksf.py

sentiment-dksf.py

@@ -43,6 +43,8 @@ class SentimentDKSF(datasets.GeneratorBasedBuilder):
             csv_reader = csv.reader(
                 csv_file, quotechar='"', skipinitialspace=True
             )
+            # skip the first row if your csv file has a header row
+            next(csv_reader, None)
             for id_, row in enumerate(csv_reader):
                 text, label = row
                 label = label2id(label)