From 6f0d008761e95683038ba7462fbe33e0bc037aa7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=B5=B7=E8=99=BE?= <tianli.tl@alibaba-inc.com>
Date: Thu, 12 Jun 2025 11:00:38 +0800
Subject: [PATCH] fix yaml empty conf

---
 chatlearn/chatlearn.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/chatlearn/chatlearn.py b/chatlearn/chatlearn.py
index fa19f5c3..369842ed 100644
--- a/chatlearn/chatlearn.py
+++ b/chatlearn/chatlearn.py
@@ -101,7 +101,7 @@ def _run_algorithm(self, algo_args) -> None:
                 for arg in algo_args.hydra_args:
                     if '=' in arg:
                         key, value = arg.split('=', 1)
-                        if OmegaConf.select(external_cfg, key):
+                        if OmegaConf.select(external_cfg, key) is not None:
                             OmegaConf.update(external_cfg, key, value)
                 cfg = OmegaConf.merge(cfg, external_cfg)
             cfg = OmegaConf.to_object(cfg)