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

stdlib/formatter.pyi

@@ -1,37 +1,37 @@
-from typing import IO, Any, Iterable, List, Optional, Tuple
+from typing import IO, Any, Iterable, List, Tuple
 
 AS_IS: None
 _FontType = Tuple[str, bool, bool, bool]
 _StylesType = Tuple[Any, ...]
 
 class NullFormatter:
-    writer: Optional[NullWriter]
-    def __init__(self, writer: Optional[NullWriter] = ...) -> None: ...
+    writer: NullWriter | None
+    def __init__(self, writer: NullWriter | None = ...) -> None: ...
     def end_paragraph(self, blankline: int) -> None: ...
     def add_line_break(self) -> None: ...
     def add_hor_rule(self, *args: Any, **kw: Any) -> None: ...
-    def add_label_data(self, format: str, counter: int, blankline: Optional[int] = ...) -> None: ...
+    def add_label_data(self, format: str, counter: int, blankline: int | None = ...) -> None: ...
     def add_flowing_data(self, data: str) -> None: ...
     def add_literal_data(self, data: str) -> None: ...
     def flush_softspace(self) -> None: ...
-    def push_alignment(self, align: Optional[str]) -> None: ...
+    def push_alignment(self, align: str | None) -> None: ...
     def pop_alignment(self) -> None: ...
     def push_font(self, x: _FontType) -> None: ...
     def pop_font(self) -> None: ...
     def push_margin(self, margin: int) -> None: ...
     def pop_margin(self) -> None: ...
-    def set_spacing(self, spacing: Optional[str]) -> None: ...
+    def set_spacing(self, spacing: str | None) -> None: ...
     def push_style(self, *styles: _StylesType) -> None: ...
     def pop_style(self, n: int = ...) -> None: ...
     def assert_line_data(self, flag: int = ...) -> None: ...
 
 class AbstractFormatter:
     writer: NullWriter
-    align: Optional[str]
-    align_stack: List[Optional[str]]
+    align: str | None
+    align_stack: List[str | None]
     font_stack: List[_FontType]
     margin_stack: List[int]
-    spacing: Optional[str]
+    spacing: str | None
     style_stack: Any
     nospace: int
     softspace: int
@@ -43,20 +43,20 @@ class AbstractFormatter:
     def end_paragraph(self, blankline: int) -> None: ...
     def add_line_break(self) -> None: ...
     def add_hor_rule(self, *args: Any, **kw: Any) -> None: ...
-    def add_label_data(self, format: str, counter: int, blankline: Optional[int] = ...) -> None: ...
+    def add_label_data(self, format: str, counter: int, blankline: int | None = ...) -> None: ...
     def format_counter(self, format: Iterable[str], counter: int) -> str: ...
     def format_letter(self, case: str, counter: int) -> str: ...
     def format_roman(self, case: str, counter: int) -> str: ...
     def add_flowing_data(self, data: str) -> None: ...
     def add_literal_data(self, data: str) -> None: ...
     def flush_softspace(self) -> None: ...
-    def push_alignment(self, align: Optional[str]) -> None: ...
+    def push_alignment(self, align: str | None) -> None: ...
     def pop_alignment(self) -> None: ...
     def push_font(self, font: _FontType) -> None: ...
     def pop_font(self) -> None: ...
     def push_margin(self, margin: int) -> None: ...
     def pop_margin(self) -> None: ...
-    def set_spacing(self, spacing: Optional[str]) -> None: ...
+    def set_spacing(self, spacing: str | None) -> None: ...
     def push_style(self, *styles: _StylesType) -> None: ...
     def pop_style(self, n: int = ...) -> None: ...
     def assert_line_data(self, flag: int = ...) -> None: ...
@@ -64,10 +64,10 @@ class AbstractFormatter:
 class NullWriter:
     def __init__(self) -> None: ...
     def flush(self) -> None: ...
-    def new_alignment(self, align: Optional[str]) -> None: ...
+    def new_alignment(self, align: str | None) -> None: ...
     def new_font(self, font: _FontType) -> None: ...
     def new_margin(self, margin: int, level: int) -> None: ...
-    def new_spacing(self, spacing: Optional[str]) -> None: ...
+    def new_spacing(self, spacing: str | None) -> None: ...
     def new_styles(self, styles: Tuple[Any, ...]) -> None: ...
     def send_paragraph(self, blankline: int) -> None: ...
     def send_line_break(self) -> None: ...
@@ -77,10 +77,10 @@ class NullWriter:
     def send_literal_data(self, data: str) -> None: ...
 
 class AbstractWriter(NullWriter):
-    def new_alignment(self, align: Optional[str]) -> None: ...
+    def new_alignment(self, align: str | None) -> None: ...
     def new_font(self, font: _FontType) -> None: ...
     def new_margin(self, margin: int, level: int) -> None: ...
-    def new_spacing(self, spacing: Optional[str]) -> None: ...
+    def new_spacing(self, spacing: str | None) -> None: ...
     def new_styles(self, styles: Tuple[Any, ...]) -> None: ...
     def send_paragraph(self, blankline: int) -> None: ...
     def send_line_break(self) -> None: ...
@@ -92,7 +92,7 @@ class AbstractWriter(NullWriter):
 class DumbWriter(NullWriter):
     file: IO[str]
     maxcol: int
-    def __init__(self, file: Optional[IO[str]] = ..., maxcol: int = ...) -> None: ...
+    def __init__(self, file: IO[str] | None = ..., maxcol: int = ...) -> None: ...
     def reset(self) -> None: ...
     def send_paragraph(self, blankline: int) -> None: ...
     def send_line_break(self) -> None: ...
@@ -100,4 +100,4 @@ class DumbWriter(NullWriter):
     def send_literal_data(self, data: str) -> None: ...
     def send_flowing_data(self, data: str) -> None: ...
 
-def test(file: Optional[str] = ...) -> None: ...
+def test(file: str | None = ...) -> None: ...