Update app.py

app.py

@@ -13,8 +13,8 @@ from pathlib import Path
 def inference(video):
   oldext = os.path.splitext(video)[1]
   os.rename(video, "test" + oldext)
-  os.system("python3 deploy/ONNXRuntime/onnx_inference.py -i test"+oldtext)
-  return "demo_output/test"+oldtext
+  os.system("python3 deploy/ONNXRuntime/onnx_inference.py -i test"+oldext)
+  return "demo_output/test"+oldext
   
 
 title = "Anime2Sketch"