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authorMike Bayer <mike_mp@zzzcomputing.com>2022-05-06 16:09:52 -0400
committerMike Bayer <mike_mp@zzzcomputing.com>2022-05-15 21:57:01 -0400
commit18a73fb1d1c267842ead5dacd05a49f4344d8b22 (patch)
treecdd1144c7661b13bc4ada83912800f91055b466d /lib/sqlalchemy/sql/annotation.py
parent257de6ebe15d3076e19f05f93c5b3c7fae25a4d3 (diff)
downloadsqlalchemy-18a73fb1d1c267842ead5dacd05a49f4344d8b22.tar.gz
revenge of pep 484
trying to get remaining must-haves for ORM Change-Id: I66a3ecbbb8e5ba37c818c8a92737b576ecf012f7
Diffstat (limited to 'lib/sqlalchemy/sql/annotation.py')
-rw-r--r--lib/sqlalchemy/sql/annotation.py18
1 files changed, 15 insertions, 3 deletions
diff --git a/lib/sqlalchemy/sql/annotation.py b/lib/sqlalchemy/sql/annotation.py
index fa36c09fc..56d88bc2f 100644
--- a/lib/sqlalchemy/sql/annotation.py
+++ b/lib/sqlalchemy/sql/annotation.py
@@ -454,9 +454,23 @@ def _deep_annotate(
return element
+@overload
+def _deep_deannotate(
+ element: Literal[None], values: Optional[Sequence[str]] = None
+) -> Literal[None]:
+ ...
+
+
+@overload
def _deep_deannotate(
element: _SA, values: Optional[Sequence[str]] = None
) -> _SA:
+ ...
+
+
+def _deep_deannotate(
+ element: Optional[_SA], values: Optional[Sequence[str]] = None
+) -> Optional[_SA]:
"""Deep copy the given element, removing annotations."""
cloned: Dict[Any, SupportsAnnotations] = {}
@@ -482,9 +496,7 @@ def _deep_deannotate(
return element
-def _shallow_annotate(
- element: SupportsAnnotations, annotations: _AnnotationDict
-) -> SupportsAnnotations:
+def _shallow_annotate(element: _SA, annotations: _AnnotationDict) -> _SA:
"""Annotate the given ClauseElement and copy its internals so that
internal objects refer to the new annotated object.