diff --git a/metagpt/tools/functions/libs/udf/__init__.py b/metagpt/tools/functions/libs/udf/__init__.py
index c9c818a96..5bad9a3a4 100644
--- a/metagpt/tools/functions/libs/udf/__init__.py
+++ b/metagpt/tools/functions/libs/udf/__init__.py
@@ -3,6 +3,7 @@ import os
 import inspect
 import importlib
 from pathlib import Path
+from typing import Dict, List
 
 
 def extract_function_signatures(file_path):
@@ -50,3 +51,8 @@ function_signatures = get_function_signatures_in_folder(folder_path)
 
 UDFS = [func for func in function_signatures
         if not func['udf_name'].startswith(('extract_function_signatures', 'get_function_signatures_in_folder'))]
+
+
+# TODO: Create Yaml style UDFS Schema
+def udfs2yaml(udfs: List[Dict]) -> Dict:
+    pass