Update CLEVR-Sudoku.py

CLEVR-Sudoku.py

@@ -68,7 +68,10 @@ class CLEVRSudoku(datasets.GeneratorBasedBuilder):
                     "sudoku": datasets.Array2D(shape=(9, 9), dtype=datasets.Image()),
                     "options": datasets.Array2D(shape=(9, 10), dtype=datasets.Image()),
                     # attributes as dict of features
-                    "attributes": {datasets.Value(dtype='int32'), datasets.Value(dtype="string")},
+                    "attributes": {
+                        "key": datasets.Value("int32"),
+                        "value": datasets.Sequence(datasets.Value("string"))
+                    },
                     "label": datasets.Array2D(shape=(9, 9), dtype="int32"),
                 }
             ),