Update app.py

app.py

@@ -221,6 +221,4 @@ if __name__ == "__main__":
     demo.launch(server_port=args.port, share=args.share)
 
     demo = create_demo(args.model_name, args.device)
-    demo.launch(server_port=args.port, share=args.share)
-
-<<add option choose local_model when run app.py>>
+    demo.launch(server_port=args.port, share=args.share)