Update app.py

app.py

@@ -49,6 +49,9 @@ def load_model(
     return model
 
 
+MODEL = load_model()
+
+
 def user(message, history):
     new_history = history + [[message, None]]
     return "", new_history
@@ -61,6 +64,7 @@ def bot(
     top_k,
     temp
 ):
+    model = MODEL
     tokens = get_system_tokens(model)[:]
 
     for user_message, bot_message in history[:-1]: