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PEP 604: Add ror operator and modify isinstance and subclass (#5509)

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Add operators or and ror for types.Union and ror to the type class.
Also, add modified isinstance and issubclass signatures to support old-style and new-style unions inside.
This commit is contained in:
Andrey
2021-05-22 06:30:27 +07:00
committed by GitHub
parent c4e3fd92cc
commit dbaaa3a103
2 changed files with 16 additions and 2 deletions
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16
stdlib/builtins.pyi
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@@ -156,6 +156,7 @@ class type(object):
def __prepare__(metacls, __name: str, __bases: Tuple[type, ...], **kwds: Any) -> Mapping[str, Any]: ...
if sys.version_info >= (3, 10):
def __or__(self, t: Any) -> types.Union: ...
def __ror__(self, t: Any) -> types.Union: ...
class super(object):
@overload
@@ -1032,8 +1033,19 @@ def iter(__iterable: Iterable[_T]) -> Iterator[_T]: ...
def iter(__function: Callable[[], Optional[_T]], __sentinel: None) -> Iterator[_T]: ...
@overload
def iter(__function: Callable[[], _T], __sentinel: Any) -> Iterator[_T]: ...
def isinstance(__obj: object, __class_or_tuple: Union[type, Tuple[Union[type, Tuple[Any, ...]], ...]]) -> bool: ...
def issubclass(__cls: type, __class_or_tuple: Union[type, Tuple[Union[type, Tuple[Any, ...]], ...]]) -> bool: ...
if sys.version_info >= (3, 10):
def isinstance(
__obj: object, __class_or_tuple: Union[type, types.Union, Tuple[Union[type, types.Union, Tuple[Any, ...]], ...]]
) -> bool: ...
def issubclass(
__cls: type, __class_or_tuple: Union[type, types.Union, Tuple[Union[type, types.Union, Tuple[Any, ...]], ...]]
) -> bool: ...
else:
def isinstance(__obj: object, __class_or_tuple: Union[type, Tuple[Union[type, Tuple[Any, ...]], ...]]) -> bool: ...
def issubclass(__cls: type, __class_or_tuple: Union[type, Tuple[Union[type, Tuple[Any, ...]], ...]]) -> bool: ...
def len(__obj: Sized) -> int: ...
def license() -> None: ...
def locals() -> Dict[str, Any]: ...

2
stdlib/types.pyi
View File

@@ -352,3 +352,5 @@ if sys.version_info >= (3, 10):
NotImplementedType = _NotImplementedType # noqa F811 from builtins
class Union:
__args__: Tuple[Any, ...]
def __or__(self, obj: Any) -> Union: ...
def __ror__(self, obj: Any) -> Union: ...