From d9c814420b5e31430e7143d4b430404c4ce8f63c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=88=98=E6=A3=92=E6=A3=92?= <liubangbang@fuzhi.ai>
Date: Tue, 19 Dec 2023 11:21:51 +0800
Subject: [PATCH] fix: no args error.

---
 metagpt/tools/functions/libs/udf/__init__.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/metagpt/tools/functions/libs/udf/__init__.py b/metagpt/tools/functions/libs/udf/__init__.py
index 8c74bbbe3..5596cd37a 100644
--- a/metagpt/tools/functions/libs/udf/__init__.py
+++ b/metagpt/tools/functions/libs/udf/__init__.py
@@ -77,7 +77,7 @@ def docstring_to_yaml(docstring: str, return_vars: List[str] = None):
         err_msg = f"No Args found in docstring as following, Please make sure it is google style\
             : \n\n{'-'*60}\n{docstring}\n{'-'*60}\n\n."
         logger.error(err_msg)
-        raise ValueError(err_msg)
+        params = (('', '', ''),)
     # 匹配Returns部分
     returns_match = re.search(r'Returns:\s*(.*?)(?:Raises:|$)', docstring, re.DOTALL)
     returns = returns_match.group(1).strip() if returns_match else ""