Use PEP 585 in types.py

marshmallow-code · Dec 30, 2022 · cfa54e8 · cfa54e8
1 parent 9507dfc
commit cfa54e8
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/src/marshmallow/types.py b/src/marshmallow/types.py
@@ -4,8 +4,11 @@
 
     This module is provisional. Types may be modified, added, and removed between minor releases.
 """
+from __future__ import annotations
+
+from collections import abc
 import typing
 
-StrSequenceOrSet = typing.Union[typing.Sequence[str], typing.AbstractSet[str]]
-Tag = typing.Union[str, typing.Tuple[str, bool]]
+StrSequenceOrSet = typing.Union[abc.Sequence[str], abc.Set[str]]
+Tag = typing.Union[str, tuple[str, bool]]
 Validator = typing.Callable[[typing.Any], typing.Any]