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Fix attr.Factory signature (#2077)

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The first overload was catching all calls including take_self=True.
Fix it by modifying the overloads.

Fixes https://github.com/python-attrs/attrs/issues/366
This commit is contained in:
David Euresti
2018-04-23 12:27:14 -07:00
committed by Jelle Zijlstra
parent 2dc7d39af5
commit 664d30c44b
1 changed files with 3 additions and 3 deletions
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6
third_party/2and3/attr/__init__.pyi vendored
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@@ -21,11 +21,11 @@ _ValidatorArgType = Union[_ValidatorType[_T], Sequence[_ValidatorType[_T]]]
NOTHING: object
# NOTE: Factory lies about its return type to make this possible: `x: List[int] = Factory(list)`
# Work around mypy issue #4554 by using an overload vs a Union.
# Work around mypy issue #4554 in the common case by using an overload.
@overload
def Factory(factory: Callable[[], _T], takes_self: bool = ...) -> _T: ...
def Factory(factory: Callable[[], _T]) -> _T: ...
@overload
def Factory(factory: Callable[[Any], _T], takes_self: bool = ...) -> _T: ...
def Factory(factory: Union[Callable[[Any], _T], Callable[[], _T]], takes_self: bool = ...) -> _T: ...
class Attribute(Generic[_T]):
name: str