Update app.py

app.py

@@ -528,7 +528,7 @@ class ChatBotUI(object):
     def set_callbacks(self, *args, **kwargs):
 
         ########################################
-        @spaces.GPU(duration=60)
+        #@spaces.GPU(duration=60)
         def change_model(model_name):
             if model_name not in self.model_choices:
                 gr.Info('The provided model name is not a valid choice!')