Merge "establish mypy / typing approach for v2.0" into main

1 files changed, 12 insertions, 0 deletions

diff --git a/lib/sqlalchemy/sql/_typing.py b/lib/sqlalchemy/sql/_typing.py
index b5b0efb21..4d2dd2688 100644
--- a/lib/sqlalchemy/sql/_typing.py
+++ b/lib/sqlalchemy/sql/_typing.py
@@ -1,9 +1,21 @@
 from typing import Any
 from typing import Mapping
 from typing import Sequence
+from typing import Type
 from typing import Union
 
+from . import roles
+from ..inspection import Inspectable
+from ..util import immutabledict
+
 _SingleExecuteParams = Mapping[str, Any]
 _MultiExecuteParams = Sequence[_SingleExecuteParams]
 _ExecuteParams = Union[_SingleExecuteParams, _MultiExecuteParams]
 _ExecuteOptions = Mapping[str, Any]
+_ImmutableExecuteOptions = immutabledict[str, Any]
+_ColumnsClauseElement = Union[
+    roles.ColumnsClauseRole, Type, Inspectable[roles.HasClauseElement]
+]
+_FromClauseElement = Union[
+    roles.FromClauseRole, Type, Inspectable[roles.HasFromClauseElement]
+]