Update TimeTravel.py

TimeTravel.py

@@ -153,7 +153,7 @@ class TimeTravel(datasets.GeneratorBasedBuilder):
         # The `key` is for legacy reasons (tfds) and is not important in itself, but must be unique for each example.
         with open(filepath, encoding="utf-8") as f:
             for key, row in enumerate(f):
-                if row:
+                if row.split():
                     data = json.loads(row)
                     yield key, {
                         "story_id": data["story_id"],