Update testdata.py

testdata.py

@@ -108,7 +108,7 @@ class TestData(datasets.GeneratorBasedBuilder):
             objects = []
             objects.append([1,2,3,4])
             objects.append([5,6,7,8])
-            yield idx, {"image": file, "face": objects, "plates": objects}
+            yield idx, {"image": file, "faces": objects, "plates": objects}
             idx += 1
         # for file_type in IMG_EXT:
         #     files.extend(list(Path(image_dir).glob(f'**/*.{file_type}')))