From: Yannick PÉROUX <yannick.peroux@getalma.eu>
Date: Tue, 4 Nov 2025 10:28:25 +0000 (+0100)
Subject: Fix func.coalesce when used with @hybrid_property
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=81edda745396715367ecd92bca051cc3b46f6936;p=thirdparty%2Fsqlalchemy%2Fsqlalchemy.git

Fix func.coalesce when used with @hybrid_property
---

diff --git a/lib/sqlalchemy/sql/functions.py b/lib/sqlalchemy/sql/functions.py
index d4aafd3625..10ae5b391f 100644
--- a/lib/sqlalchemy/sql/functions.py
+++ b/lib/sqlalchemy/sql/functions.py
@@ -1076,7 +1076,7 @@ class _FunctionGenerator:
         @overload
         def coalesce(
             self,
-            col: _ColumnExpressionArgument[_T],
+            col: _ColumnExpressionArgument[Optional[_T]],
             *args: _ColumnExpressionOrLiteralArgument[Any],
             **kwargs: Any,
         ) -> coalesce[_T]: ...
@@ -1084,14 +1084,14 @@ class _FunctionGenerator:
         @overload
         def coalesce(
             self,
-            col: _T,
+            col: Optional[_T],
             *args: _ColumnExpressionOrLiteralArgument[Any],
             **kwargs: Any,
         ) -> coalesce[_T]: ...
 
         def coalesce(
             self,
-            col: _ColumnExpressionOrLiteralArgument[_T],
+            col: _ColumnExpressionOrLiteralArgument[Optional[_T]],
             *args: _ColumnExpressionOrLiteralArgument[Any],
             **kwargs: Any,
         ) -> coalesce[_T]: ...