From b17300dc082040c9f095a46fe89548b66a5c9774 Mon Sep 17 00:00:00 2001
From: booksword <qianyun210603@hotmail.com>
Date: Thu, 5 Oct 2023 09:16:14 +0800
Subject: [PATCH] fix duplicate log

---
 qlib/log.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/qlib/log.py b/qlib/log.py
index f7683d5116..a2aefdb34d 100644
--- a/qlib/log.py
+++ b/qlib/log.py
@@ -36,6 +36,7 @@ def __init__(self, module_name):
     def logger(self):
         logger = logging.getLogger(self.module_name)
         logger.setLevel(self.__level)
+        logger.parent.propagate = False
         return logger
 
     def setLevel(self, level):