0.9.62 fix Optional

waditu · Dec 31, 2024 · 844287f · 844287f
1 parent 93c91d2
commit 844287f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/czsc/traders/cwc.py b/czsc/traders/cwc.py
@@ -162,7 +162,7 @@ def set_meta(
     memo="",
     logger=loguru.logger,
     overwrite=False,
-    db: ch.driver.Client | None = None,
+    db: Optional[Client] = None,
 ):
     """设置策略元数据