Sync typeshed (#12663)

* Sync typeshed

Source commit:
python/typeshed@5dad506

* Fix tests

Co-authored-by: hauntsaninja <>

mypy/test/teststubtest.py

@@ -1174,7 +1174,7 @@ def test_config_file(self) -> None:
         output = run_stubtest(stub=stub, runtime=runtime, options=[])
         assert remove_color_code(output) == (
             "error: test_module.temp variable differs from runtime type Literal[5]\n"
-            "Stub: at line 2\ndecimal.Decimal\nRuntime:\n5\n\n"
+            "Stub: at line 2\n_decimal.Decimal\nRuntime:\n5\n\n"
         )
         output = run_stubtest(stub=stub, runtime=runtime, options=[], config_file=config_file)
         assert output == ""

mypy/typeshed/stdlib/VERSIONS

@@ -286,6 +286,7 @@ webbrowser: 2.7-
 winreg: 3.0-
 winsound: 2.7-
 wsgiref: 2.7-
+wsgiref.types: 3.11-
 xdrlib: 2.7-
 xml: 2.7-
 xmlrpc: 3.0-

mypy/typeshed/stdlib/_ast.pyi

@@ -1,13 +1,13 @@
 import sys
 from typing import Any, ClassVar
-from typing_extensions import Literal
+from typing_extensions import Literal, TypeAlias
 
 PyCF_ONLY_AST: Literal[1024]
 if sys.version_info >= (3, 8):
     PyCF_TYPE_COMMENTS: Literal[4096]
     PyCF_ALLOW_TOP_LEVEL_AWAIT: Literal[8192]
 
-_identifier = str
+_identifier: TypeAlias = str
 
 class AST:
     if sys.version_info >= (3, 10):
@@ -172,6 +172,14 @@ class Try(stmt):
     orelse: list[stmt]
     finalbody: list[stmt]
 
+if sys.version_info >= (3, 11):
+    class TryStar(stmt):
+        __match_args__ = ("body", "handlers", "orelse", "finalbody")
+        body: list[stmt]
+        handlers: list[ExceptHandler]
+        orelse: list[stmt]
+        finalbody: list[stmt]
+
 class Assert(stmt):
     if sys.version_info >= (3, 10):
         __match_args__ = ("test", "msg")
@@ -358,10 +366,10 @@ class Attribute(expr):
     ctx: expr_context
 
 if sys.version_info >= (3, 9):
-    _SliceT = expr
+    _SliceT: TypeAlias = expr
 else:
     class slice(AST): ...
-    _SliceT = slice
+    _SliceT: TypeAlias = slice
 
 class Slice(_SliceT):
     if sys.version_info >= (3, 10):
@@ -516,7 +524,7 @@ if sys.version_info >= (3, 10):
 
     class pattern(AST): ...
     # Without the alias, Pyright complains variables named pattern are recursively defined
-    _pattern = pattern
+    _pattern: TypeAlias = pattern
 
     class match_case(AST):
         __match_args__ = ("pattern", "guard", "body")

mypy/typeshed/stdlib/_bisect.pyi

@@ -1,6 +1,7 @@
 import sys
 from _typeshed import SupportsRichComparisonT
-from typing import Callable, MutableSequence, Sequence, TypeVar, overload
+from collections.abc import Callable, MutableSequence, Sequence
+from typing import TypeVar, overload
 
 _T = TypeVar("_T")
 

mypy/typeshed/stdlib/_codecs.pyi

@@ -1,13 +1,15 @@
 import codecs
 import sys
-from typing import Any, Callable
+from collections.abc import Callable
+from typing import Any
+from typing_extensions import TypeAlias
 
 # This type is not exposed; it is defined in unicodeobject.c
 class _EncodingMap:
     def size(self) -> int: ...
 
-_MapT = dict[int, int] | _EncodingMap
-_Handler = Callable[[Exception], tuple[str, int]]
+_MapT: TypeAlias = dict[int, int] | _EncodingMap
+_Handler: TypeAlias = Callable[[Exception], tuple[str, int]]
 
 def register(__search_function: Callable[[str], Any]) -> None: ...
 def register_error(__errors: str, __handler: _Handler) -> None: ...

mypy/typeshed/stdlib/_collections_abc.pyi

@@ -1,6 +1,6 @@
 import sys
 from types import MappingProxyType
-from typing import (
+from typing import (  # noqa: Y027,Y038
     AbstractSet as Set,
     AsyncGenerator as AsyncGenerator,
     AsyncIterable as AsyncIterable,

mypy/typeshed/stdlib/_compression.pyi

@@ -1,6 +1,7 @@
 from _typeshed import WriteableBuffer
+from collections.abc import Callable
 from io import DEFAULT_BUFFER_SIZE, BufferedIOBase, RawIOBase
-from typing import Any, Callable, Protocol
+from typing import Any, Protocol
 
 BUFFER_SIZE = DEFAULT_BUFFER_SIZE
 

mypy/typeshed/stdlib/_csv.pyi

@@ -1,5 +1,6 @@
-from typing import Any, Iterable, Iterator, Protocol, Union
-from typing_extensions import Literal
+from collections.abc import Iterable, Iterator
+from typing import Any, Protocol, Union
+from typing_extensions import Literal, TypeAlias
 
 __version__: str
 
@@ -21,7 +22,7 @@ class Dialect:
     strict: int
     def __init__(self) -> None: ...
 
-_DialectLike = Union[str, Dialect, type[Dialect]]
+_DialectLike: TypeAlias = Union[str, Dialect, type[Dialect]]
 
 class _reader(Iterator[list[str]]):
     dialect: Dialect

mypy/typeshed/stdlib/_curses.pyi

@@ -1,10 +1,10 @@
 import sys
 from _typeshed import SupportsRead
 from typing import IO, Any, NamedTuple, overload
-from typing_extensions import final
+from typing_extensions import TypeAlias, final
 
 if sys.platform != "win32":
-    _chtype = str | bytes | int
+    _chtype: TypeAlias = str | bytes | int
 
     # ACS codes are only initialized after initscr is called
     ACS_BBSS: int