diff --git a/backend/app/agent_subgraphs/common/formatter.py b/backend/app/agent_subgraphs/common/formatter.py
index 6c56a80..951de8d 100644
--- a/backend/app/agent_subgraphs/common/formatter.py
+++ b/backend/app/agent_subgraphs/common/formatter.py
@@ -202,7 +202,8 @@ class Template:
 
 
 class DictLoader(BaseLoader):
-    """字典模板加载器"""
+    """字典模板加载器
+    
     用于从内存字典中加载模板
     """
     
@@ -479,7 +480,3 @@ class OutputRenderer:
             格式化后的字符串
         """
         return self.markdown.format(data)
-    """
-        格式化后的字符串
-    """
-        return str(data)