Fix type annotation of schema.MetaData.naming_convention

According to the documentation, we should be able to use `Callable[Constraint, Table]]` as the value type for MetaData.naming_convention.

https://docs.sqlalchemy.org/en/20/core/metadata.html#sqlalchemy.schema.MetaData.params.naming_convention

diff --git a/lib/sqlalchemy/sql/schema.py b/lib/sqlalchemy/sql/schema.py
index b4263137b38182c770a47001a38284f645eec08b..078157820f0dd014d423bf4ef35573e09b442aa9 100644 (file)
--- a/lib/sqlalchemy/sql/schema.py
+++ b/lib/sqlalchemy/sql/schema.py
@@ -5108,7 +5108,7 @@ class MetaData(HasSchemaAttr):
         self,
         schema: Optional[str] = None,
         quote_schema: Optional[bool] = None,
-        naming_convention: Optional[Dict[str, str]] = None,
+        naming_convention: Optional[Dict[str, str | Callable[Constraint, Table]]] = None,
         info: Optional[_InfoType] = None,
     ) -> None:
         """Create a new MetaData object.