fix bug in script

CrossWOZ.py

@@ -249,6 +249,7 @@ class CrossWOZ(datasets.GeneratorBasedBuilder):
         # The `key` is here for legacy reason (tfds) and is not important in itself.
         print(filepath)
         print(os.path.dirname(filepath))
+        print(os.listdir(os.path.dirname(filepath)))
         def convert_goal(raw_goal):
             goal = []
             for subgoal in raw_goal: