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-rw-r--r--python/attr/validators.pyi14
1 files changed, 14 insertions, 0 deletions
diff --git a/python/attr/validators.pyi b/python/attr/validators.pyi
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+++ b/python/attr/validators.pyi
@@ -0,0 +1,14 @@
+from typing import Container, List, Union, TypeVar, Type, Any, Optional, Tuple
+from . import _ValidatorType
+
+_T = TypeVar("_T")
+
+def instance_of(
+ type: Union[Tuple[Type[_T], ...], Type[_T]]
+) -> _ValidatorType[_T]: ...
+def provides(interface: Any) -> _ValidatorType[Any]: ...
+def optional(
+ validator: Union[_ValidatorType[_T], List[_ValidatorType[_T]]]
+) -> _ValidatorType[Optional[_T]]: ...
+def in_(options: Container[_T]) -> _ValidatorType[_T]: ...
+def and_(*validators: _ValidatorType[_T]) -> _ValidatorType[_T]: ...