Update utils.py

utils.py

@@ -131,8 +131,11 @@ def extract_question_list(llm, query):
     
     output = llm.invoke(message_log)
     pred = output.content
-    
-    return pred
+
+    try:
+        return literal_eval(pred)
+    except:
+        return query
 
 
 warnings.filterwarnings('ignore', message="pandas only supports SQLAlchemy connectable.*", category=UserWarning, module='chain')