Update app.py

app.py

@@ -134,8 +134,8 @@ def infer(url_in,interpolation,fps_output):
     while(1):
       ret, frame2 = depth_map.read()
       if not ret:
-      print('No frames grabbed!')
-      break
+        print('No frames grabbed!')
+        break
       next = cv2.cvtColor(frame2, cv2.COLOR_RGB2GRAY)
       flow = cv2.calcOpticalFlowFarneback(prvs, next, None, 0.5, 3, 15, 3, 5, 1.2, 0)
       alpha = 0.5