Update app.py

app.py

@@ -22,8 +22,6 @@ for k, v in prefix_state_dict.items():
     new_prefix_state_dict[k[len("transformer.prefix_encoder."):]] = v
 model.transformer.prefix_encoder.load_state_dict(new_prefix_state_dict)
 
-model = model.float()
-model.transformer.prefix_encoder.float()
 model = model.eval()
 
 #剩下的直接抄web_demo.py了家人们