Update app.py

app.py

@@ -22,7 +22,7 @@ def predict(inputs, top_p, temperature, openai_api_key, chat_counter, chatbot=[]
         "stream": True,
         "presence_penalty": 0,
         "frequency_penalty": 0,
-        "max_tokens": 1000
+        "max_tokens": 2000
     }