Update mini_car_bikes_detection.py

mini_car_bikes_detection.py

@@ -63,8 +63,8 @@ class MiniCarBikesDetection(datasets.GeneratorBasedBuilder):
         
     def _generate_examples(self, image_files): 
         for image_file in os.listdir(image_files):
-            yield [
+            yield {
                 "image": image_file, 
-        ]
+            }