Fix type annotation for resolve_types() (#1141)

python-attrs · Jun 4, 2023 · ecdb117 · ecdb117
1 parent 747b9de
commit ecdb117
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Showing 3 changed files with 7 additions and 2 deletions.
diff --git a/changelog.d/1141.change.md b/changelog.d/1141.change.md
@@ -0,0 +1 @@
+The type annotation for `attrs.resolve_types()` is now correct.
diff --git a/src/attr/__init__.pyi b/src/attr/__init__.pyi
@@ -69,8 +69,7 @@ _ValidatorArgType = Union[_ValidatorType[_T], Sequence[_ValidatorType[_T]]]
 class AttrsInstance(AttrsInstance_, Protocol):
     pass
 
-_A = TypeVar("_A", bound=AttrsInstance)
-# _make --
+_A = TypeVar("_A", bound=type[AttrsInstance])
 
 class _Nothing(enum.Enum):
     NOTHING = enum.auto()

diff --git a/tests/typing_example.py b/tests/typing_example.py
@@ -468,3 +468,8 @@ def accessing_from_attrs() -> None:
 @attrs.define(unsafe_hash=True)
 class Hashable:
     pass
+
+
+def test(cls: type) -> None:
+    if attr.has(cls):
+        attr.resolve_types(cls)