Add zh, en, xl

ipquiz.py

@@ -81,9 +81,9 @@ class IPQuizDataset(datasets.GeneratorBasedBuilder):
         # TODO: This method specifies the datasets.DatasetInfo object which contains informations and typings for the dataset
         features = datasets.Features(
             {
-                "language": datasets.Value("language"),
+                "language": datasets.Value("string"),
                 "problem": datasets.Value("string"),
-                "candidates": datasets.Value("dict"),
+                "candidates": dict,
                 "answer": datasets.Value("string")
                 # These are the features of your dataset like images, labels ...
             }