Update app.py

app.py

@@ -146,8 +146,12 @@ def infer(message:str, history: list):
         question = message['text']
         query_engine = index.as_query_engine(text_qa_template=llm_prompt)
         response = query_engine.query(question)
+        
+    print(type(response))
+    print(f'response: {response}')
+    
 
-    return response
+    return str(response)