[Fix] Fix unexpected modification on `image_demo.py`

demo/image_demo.py

@@ -15,9 +15,6 @@ def main():
 
     # build the model from a config file and a checkpoint file
     model = init_model(args.config, args.checkpoint, device=args.device)
-    for i, stage in enumerate(model.backbone.stages):
-        print(i, len(stage))
-        print(i, stage[0])
     # test a single image
     result = inference_model(model, args.img)
     # show the results