Update app.py

app.py

@@ -3,7 +3,7 @@ try:
 except:
     import os 
     # os.system('pip install git+https://github.com/facebookresearch/detectron2.git')
-    os.system(python -m pip install detectron2==0.6 -f https://dl.fbaipublicfiles.com/detectron2/wheels/cu113/torch1.10/index.html)
+    os.system("python -m pip install detectron2==0.6 -f https://dl.fbaipublicfiles.com/detectron2/wheels/cu113/torch1.10/index.html")
 import sys
 import cv2
 import os