Update backend/query_llm.py

backend/query_llm.py

@@ -112,8 +112,8 @@ def generate_qwen(formatted_prompt: str, history: str):
                     system="You are a helpful assistant.", 
                     api_name="/model_chat"
                 )
-    print(response)
-    return response
+    print('Response:',response)
+    return response[1][0][1]