fix: update file supervised key

visible-watermark-pita.py

@@ -67,6 +67,7 @@ class WatermarkPita(datasets.GeneratorBasedBuilder):
                     ),
                 }
             ),
+            supervised_keys=None,
             description=_DESCRIPTION,
         )
 
@@ -97,17 +98,17 @@ class WatermarkPita(datasets.GeneratorBasedBuilder):
             with open(label_path, "r") as f:
                 bbox = json.load(f)
 
-            objects = []
-            objects.append(
-                {
-                    "label": bbox["label"],
-                    "bbox": [
-                        bbox["x"],
-                        bbox["y"],
-                        bbox["width"],
-                        bbox["height"],
-                    ],
-                }
-            )
+                objects = []
+                objects.append(
+                    {
+                        "label": bbox["label"],
+                        "bbox": [
+                            bbox["x"],
+                            bbox["y"],
+                            bbox["width"],
+                            bbox["height"],
+                        ],
+                    }
+                )
 
             yield idx, {"image": image_path, "objects": objects}