Update WaterFlowCountersRecognition.py

WaterFlowCountersRecognition.py

@@ -141,7 +141,8 @@ class WaterFlowCounter(datasets.GeneratorBasedBuilder):
                             rotated = [int(region['region_attributes']['rotated'])]
                         
                     
-                    yield idx, {       
+                    yield idx, {
+                        "index": idx,
                         "image": {"path": filepath, "bytes": image_bytes},
                         "regions": {
                             "all_points_x": all_x,