Big diff: Use new "|" union syntax (#5872)

stdlib/pathlib.pyi

@@ -11,7 +11,7 @@ from _typeshed import (
 from io import BufferedRandom, BufferedReader, BufferedWriter, FileIO, TextIOWrapper
 from os import PathLike, stat_result
 from types import TracebackType
-from typing import IO, Any, BinaryIO, Generator, List, Optional, Sequence, Tuple, Type, TypeVar, Union, overload
+from typing import IO, Any, BinaryIO, Generator, List, Sequence, Tuple, Type, TypeVar, overload
 from typing_extensions import Literal
 
 if sys.version_info >= (3, 9):
@@ -64,8 +64,8 @@ class Path(PurePath):
     def __new__(cls: Type[_P], *args: StrPath, **kwargs: Any) -> _P: ...
     def __enter__(self: Self) -> Self: ...
     def __exit__(
-        self, exc_type: Optional[Type[BaseException]], exc_value: Optional[BaseException], traceback: Optional[TracebackType]
-    ) -> Optional[bool]: ...
+        self, exc_type: Type[BaseException] | None, exc_value: BaseException | None, traceback: TracebackType | None
+    ) -> bool | None: ...
     @classmethod
     def cwd(cls: Type[_P]) -> _P: ...
     def stat(self) -> stat_result: ...
@@ -93,9 +93,9 @@ class Path(PurePath):
         self,
         mode: OpenTextMode = ...,
         buffering: int = ...,
-        encoding: Optional[str] = ...,
-        errors: Optional[str] = ...,
-        newline: Optional[str] = ...,
+        encoding: str | None = ...,
+        errors: str | None = ...,
+        newline: str | None = ...,
     ) -> TextIOWrapper: ...
     # Unbuffered binary mode: returns a FileIO
     @overload
@@ -138,26 +138,21 @@ class Path(PurePath):
     # Fallback if mode is not specified
     @overload
     def open(
-        self,
-        mode: str,
-        buffering: int = ...,
-        encoding: Optional[str] = ...,
-        errors: Optional[str] = ...,
-        newline: Optional[str] = ...,
+        self, mode: str, buffering: int = ..., encoding: str | None = ..., errors: str | None = ..., newline: str | None = ...
     ) -> IO[Any]: ...
     def owner(self) -> str: ...
     if sys.version_info >= (3, 9):
         def readlink(self: _P) -> _P: ...
     if sys.version_info >= (3, 8):
-        def rename(self: _P, target: Union[str, PurePath]) -> _P: ...
-        def replace(self: _P, target: Union[str, PurePath]) -> _P: ...
+        def rename(self: _P, target: str | PurePath) -> _P: ...
+        def replace(self: _P, target: str | PurePath) -> _P: ...
     else:
-        def rename(self, target: Union[str, PurePath]) -> None: ...
-        def replace(self, target: Union[str, PurePath]) -> None: ...
+        def rename(self, target: str | PurePath) -> None: ...
+        def replace(self, target: str | PurePath) -> None: ...
     def resolve(self: _P, strict: bool = ...) -> _P: ...
     def rglob(self: _P, pattern: str) -> Generator[_P, None, None]: ...
     def rmdir(self) -> None: ...
-    def symlink_to(self, target: Union[str, Path], target_is_directory: bool = ...) -> None: ...
+    def symlink_to(self, target: str | Path, target_is_directory: bool = ...) -> None: ...
     def touch(self, mode: int = ..., exist_ok: bool = ...) -> None: ...
     if sys.version_info >= (3, 8):
         def unlink(self, missing_ok: bool = ...) -> None: ...
@@ -168,12 +163,12 @@ class Path(PurePath):
     def absolute(self: _P) -> _P: ...
     def expanduser(self: _P) -> _P: ...
     def read_bytes(self) -> bytes: ...
-    def read_text(self, encoding: Optional[str] = ..., errors: Optional[str] = ...) -> str: ...
-    def samefile(self, other_path: Union[str, bytes, int, Path]) -> bool: ...
+    def read_text(self, encoding: str | None = ..., errors: str | None = ...) -> str: ...
+    def samefile(self, other_path: str | bytes | int | Path) -> bool: ...
     def write_bytes(self, data: bytes) -> int: ...
-    def write_text(self, data: str, encoding: Optional[str] = ..., errors: Optional[str] = ...) -> int: ...
+    def write_text(self, data: str, encoding: str | None = ..., errors: str | None = ...) -> int: ...
     if sys.version_info >= (3, 8):
-        def link_to(self, target: Union[StrPath, bytes]) -> None: ...
+        def link_to(self, target: StrPath | bytes) -> None: ...
 
 class PosixPath(Path, PurePosixPath): ...
 class WindowsPath(Path, PureWindowsPath): ...