fix

app.py

@@ -14,7 +14,7 @@ def vanilla_chatbot(message, history):
     return conversation.generated_responses[-1]
 
 def chat_bot(message, history):
-    return chatbot(message, min_length=5, max_length=5000)[0]
+    return chatbot(message, max_length=500)[0]['generated_text']
 
 demo_chatbot = gr.ChatInterface(chat_bot, title="Check medical chatbot", description="Enter question")