Update app.py

app.py

@@ -81,7 +81,7 @@ def detect(img,thr=0.2,trained_dataset='aitod'):
   #print(t_img.shape)
   if trained_dataset == 'aitod':
       labels, boxes, scores=model(t_img,size)
-  elif cope == 'cope12':
+  elif trained_dataset == 'cope12':
       labels, boxes, scores=model2(t_img,size)
   else:
       labels, boxes, scores=model3(t_img,size)