diff --git a/dagflow/dagflow.py b/dagflow/dagflow.py
index 998e43f..e492eeb 100644
--- a/dagflow/dagflow.py
+++ b/dagflow/dagflow.py
@@ -527,7 +527,7 @@ where instance_id=${instance_id}$
 			return True
 		if some <= float(len(trecs))/float(len(recs)):
 			return True
-		debug(f'部分成功模式：{some=},已完成：{len(trecs)=}，总数:{len(recs)=}'
+		debug(f'部分成功模式：{some=},已完成：{len(trecs)=}，总数:{len(recs)=}')
 		return False
 
 	async def task_error_callback(self, ne_id, errmsg):