python · hauntsaninja · Jan 28, 2022 · Jan 5, 2022 · Jan 5, 2022 · Jan 5, 2022
diff --git a/mypy/fscache.py b/mypy/fscache.py
@@ -143,16 +143,13 @@ def _fake_init(self, path: str) -> os.stat_result:
         assert not os.path.exists(path), path  # Not cached!
         dirname = os.path.normpath(dirname)
         st = self.stat(dirname)  # May raise OSError
-        # Get stat result as a sequence so we can modify it.
-        # (Alas, typeshed's os.stat_result is not a sequence yet.)
-        tpl = tuple(st)  # type: ignore[arg-type, var-annotated]
-        seq: List[float] = list(tpl)
+        # Get stat result as a list so we can modify it.
+        seq: List[float] = list(st)
         seq[stat.ST_MODE] = stat.S_IFREG | 0o444
         seq[stat.ST_INO] = 1
         seq[stat.ST_NLINK] = 1
         seq[stat.ST_SIZE] = 0
-        tpl = tuple(seq)
-        st = os.stat_result(tpl)
+        st = os.stat_result(seq)
         self.stat_cache[path] = st
         # Make listdir() and read() also pretend this file exists.
         self.fake_package_cache.add(dirname)

diff --git a/mypy/typeshed/stdlib/@python2/_typeshed/xml.pyi b/mypy/typeshed/stdlib/@python2/_typeshed/xml.pyi
@@ -1,7 +1,6 @@
 # Stub-only types. This module does not exist at runtime.
 
-from typing import Any
-from typing_extensions import Protocol
+from typing import Any, Protocol
 
 # As defined https://docs.python.org/3/library/xml.dom.html#domimplementation-objects
 class DOMImplementation(Protocol):

diff --git a/mypy/typeshed/stdlib/@python2/_winreg.pyi b/mypy/typeshed/stdlib/@python2/_winreg.pyi
@@ -1,96 +1,96 @@
+import sys
 from types import TracebackType
 from typing import Any, Tuple, Type, Union
 
-_KeyType = Union[HKEYType, int]
+if sys.platform == "win32":
+    _KeyType = Union[HKEYType, int]
+    def CloseKey(__hkey: _KeyType) -> None: ...
+    def ConnectRegistry(__computer_name: str | None, __key: _KeyType) -> HKEYType: ...
+    def CreateKey(__key: _KeyType, __sub_key: str | None) -> HKEYType: ...
+    def CreateKeyEx(key: _KeyType, sub_key: str | None, reserved: int = ..., access: int = ...) -> HKEYType: ...
+    def DeleteKey(__key: _KeyType, __sub_key: str) -> None: ...
+    def DeleteKeyEx(key: _KeyType, sub_key: str, access: int = ..., reserved: int = ...) -> None: ...
+    def DeleteValue(__key: _KeyType, __value: str) -> None: ...
+    def EnumKey(__key: _KeyType, __index: int) -> str: ...
+    def EnumValue(__key: _KeyType, __index: int) -> Tuple[str, Any, int]: ...
+    def ExpandEnvironmentStrings(__str: str) -> str: ...
+    def FlushKey(__key: _KeyType) -> None: ...
+    def LoadKey(__key: _KeyType, __sub_key: str, __file_name: str) -> None: ...
+    def OpenKey(key: _KeyType, sub_key: str, reserved: int = ..., access: int = ...) -> HKEYType: ...
+    def OpenKeyEx(key: _KeyType, sub_key: str, reserved: int = ..., access: int = ...) -> HKEYType: ...
+    def QueryInfoKey(__key: _KeyType) -> Tuple[int, int, int]: ...
+    def QueryValue(__key: _KeyType, __sub_key: str | None) -> str: ...
+    def QueryValueEx(__key: _KeyType, __name: str) -> Tuple[Any, int]: ...
+    def SaveKey(__key: _KeyType, __file_name: str) -> None: ...
+    def SetValue(__key: _KeyType, __sub_key: str, __type: int, __value: str) -> None: ...
+    def SetValueEx(
+        __key: _KeyType, __value_name: str | None, __reserved: Any, __type: int, __value: str | int
+    ) -> None: ...  # reserved is ignored
+    def DisableReflectionKey(__key: _KeyType) -> None: ...
+    def EnableReflectionKey(__key: _KeyType) -> None: ...
+    def QueryReflectionKey(__key: _KeyType) -> bool: ...
+    HKEY_CLASSES_ROOT: int
+    HKEY_CURRENT_USER: int
+    HKEY_LOCAL_MACHINE: int
+    HKEY_USERS: int
+    HKEY_PERFORMANCE_DATA: int
+    HKEY_CURRENT_CONFIG: int
+    HKEY_DYN_DATA: int
 
-def CloseKey(__hkey: _KeyType) -> None: ...
-def ConnectRegistry(__computer_name: str | None, __key: _KeyType) -> HKEYType: ...
-def CreateKey(__key: _KeyType, __sub_key: str | None) -> HKEYType: ...
-def CreateKeyEx(key: _KeyType, sub_key: str | None, reserved: int = ..., access: int = ...) -> HKEYType: ...
-def DeleteKey(__key: _KeyType, __sub_key: str) -> None: ...
-def DeleteKeyEx(key: _KeyType, sub_key: str, access: int = ..., reserved: int = ...) -> None: ...
-def DeleteValue(__key: _KeyType, __value: str) -> None: ...
-def EnumKey(__key: _KeyType, __index: int) -> str: ...
-def EnumValue(__key: _KeyType, __index: int) -> Tuple[str, Any, int]: ...
-def ExpandEnvironmentStrings(__str: str) -> str: ...
-def FlushKey(__key: _KeyType) -> None: ...
-def LoadKey(__key: _KeyType, __sub_key: str, __file_name: str) -> None: ...
-def OpenKey(key: _KeyType, sub_key: str, reserved: int = ..., access: int = ...) -> HKEYType: ...
-def OpenKeyEx(key: _KeyType, sub_key: str, reserved: int = ..., access: int = ...) -> HKEYType: ...
-def QueryInfoKey(__key: _KeyType) -> Tuple[int, int, int]: ...
-def QueryValue(__key: _KeyType, __sub_key: str | None) -> str: ...
-def QueryValueEx(__key: _KeyType, __name: str) -> Tuple[Any, int]: ...
-def SaveKey(__key: _KeyType, __file_name: str) -> None: ...
-def SetValue(__key: _KeyType, __sub_key: str, __type: int, __value: str) -> None: ...
-def SetValueEx(
-    __key: _KeyType, __value_name: str | None, __reserved: Any, __type: int, __value: str | int
-) -> None: ...  # reserved is ignored
-def DisableReflectionKey(__key: _KeyType) -> None: ...
-def EnableReflectionKey(__key: _KeyType) -> None: ...
-def QueryReflectionKey(__key: _KeyType) -> bool: ...
+    KEY_ALL_ACCESS: int
+    KEY_WRITE: int
+    KEY_READ: int
+    KEY_EXECUTE: int
+    KEY_QUERY_VALUE: int
+    KEY_SET_VALUE: int
+    KEY_CREATE_SUB_KEY: int
+    KEY_ENUMERATE_SUB_KEYS: int
+    KEY_NOTIFY: int
+    KEY_CREATE_LINK: int
 
-HKEY_CLASSES_ROOT: int
-HKEY_CURRENT_USER: int
-HKEY_LOCAL_MACHINE: int
-HKEY_USERS: int
-HKEY_PERFORMANCE_DATA: int
-HKEY_CURRENT_CONFIG: int
-HKEY_DYN_DATA: int
+    KEY_WOW64_64KEY: int
+    KEY_WOW64_32KEY: int
 
-KEY_ALL_ACCESS: int
-KEY_WRITE: int
-KEY_READ: int
-KEY_EXECUTE: int
-KEY_QUERY_VALUE: int
-KEY_SET_VALUE: int
-KEY_CREATE_SUB_KEY: int
-KEY_ENUMERATE_SUB_KEYS: int
-KEY_NOTIFY: int
-KEY_CREATE_LINK: int
+    REG_BINARY: int
+    REG_DWORD: int
+    REG_DWORD_LITTLE_ENDIAN: int
+    REG_DWORD_BIG_ENDIAN: int
+    REG_EXPAND_SZ: int
+    REG_LINK: int
+    REG_MULTI_SZ: int
+    REG_NONE: int
+    REG_RESOURCE_LIST: int
+    REG_FULL_RESOURCE_DESCRIPTOR: int
+    REG_RESOURCE_REQUIREMENTS_LIST: int
+    REG_SZ: int
 
-KEY_WOW64_64KEY: int
-KEY_WOW64_32KEY: int
+    REG_CREATED_NEW_KEY: int  # undocumented
+    REG_LEGAL_CHANGE_FILTER: int  # undocumented
+    REG_LEGAL_OPTION: int  # undocumented
+    REG_NOTIFY_CHANGE_ATTRIBUTES: int  # undocumented
+    REG_NOTIFY_CHANGE_LAST_SET: int  # undocumented
+    REG_NOTIFY_CHANGE_NAME: int  # undocumented
+    REG_NOTIFY_CHANGE_SECURITY: int  # undocumented
+    REG_NO_LAZY_FLUSH: int  # undocumented
+    REG_OPENED_EXISTING_KEY: int  # undocumented
+    REG_OPTION_BACKUP_RESTORE: int  # undocumented
+    REG_OPTION_CREATE_LINK: int  # undocumented
+    REG_OPTION_NON_VOLATILE: int  # undocumented
+    REG_OPTION_OPEN_LINK: int  # undocumented
+    REG_OPTION_RESERVED: int  # undocumented
+    REG_OPTION_VOLATILE: int  # undocumented
+    REG_REFRESH_HIVE: int  # undocumented
+    REG_WHOLE_HIVE_VOLATILE: int  # undocumented
 
-REG_BINARY: int
-REG_DWORD: int
-REG_DWORD_LITTLE_ENDIAN: int
-REG_DWORD_BIG_ENDIAN: int
-REG_EXPAND_SZ: int
-REG_LINK: int
-REG_MULTI_SZ: int
-REG_NONE: int
-REG_RESOURCE_LIST: int
-REG_FULL_RESOURCE_DESCRIPTOR: int
-REG_RESOURCE_REQUIREMENTS_LIST: int
-REG_SZ: int
+    error = OSError
 
-REG_CREATED_NEW_KEY: int  # undocumented
-REG_LEGAL_CHANGE_FILTER: int  # undocumented
-REG_LEGAL_OPTION: int  # undocumented
-REG_NOTIFY_CHANGE_ATTRIBUTES: int  # undocumented
-REG_NOTIFY_CHANGE_LAST_SET: int  # undocumented
-REG_NOTIFY_CHANGE_NAME: int  # undocumented
-REG_NOTIFY_CHANGE_SECURITY: int  # undocumented
-REG_NO_LAZY_FLUSH: int  # undocumented
-REG_OPENED_EXISTING_KEY: int  # undocumented
-REG_OPTION_BACKUP_RESTORE: int  # undocumented
-REG_OPTION_CREATE_LINK: int  # undocumented
-REG_OPTION_NON_VOLATILE: int  # undocumented
-REG_OPTION_OPEN_LINK: int  # undocumented
-REG_OPTION_RESERVED: int  # undocumented
-REG_OPTION_VOLATILE: int  # undocumented
-REG_REFRESH_HIVE: int  # undocumented
-REG_WHOLE_HIVE_VOLATILE: int  # undocumented
-
-error = OSError
-
-# Though this class has a __name__ of PyHKEY, it's exposed as HKEYType for some reason
-class HKEYType:
-    def __bool__(self) -> bool: ...
-    def __int__(self) -> int: ...
-    def __enter__(self) -> HKEYType: ...
-    def __exit__(
-        self, exc_type: Type[BaseException] | None, exc_val: BaseException | None, exc_tb: TracebackType | None
-    ) -> bool | None: ...
-    def Close(self) -> None: ...
-    def Detach(self) -> int: ...
+    # Though this class has a __name__ of PyHKEY, it's exposed as HKEYType for some reason
+    class HKEYType:
+        def __bool__(self) -> bool: ...
+        def __int__(self) -> int: ...
+        def __enter__(self) -> HKEYType: ...
+        def __exit__(
+            self, exc_type: Type[BaseException] | None, exc_val: BaseException | None, exc_tb: TracebackType | None
+        ) -> bool | None: ...
+        def Close(self) -> None: ...
+        def Detach(self) -> int: ...
diff --git a/mypy/typeshed/stdlib/@python2/contextlib.pyi b/mypy/typeshed/stdlib/@python2/contextlib.pyi
@@ -1,6 +1,5 @@
 from types import TracebackType
-from typing import IO, Any, Callable, ContextManager, Iterable, Iterator, Optional, Type, TypeVar
-from typing_extensions import Protocol
+from typing import IO, Any, Callable, ContextManager, Iterable, Iterator, Optional, Protocol, Type, TypeVar
 
 _T = TypeVar("_T")
 _T_co = TypeVar("_T_co", covariant=True)

diff --git a/mypy/typeshed/stdlib/@python2/crypt.pyi b/mypy/typeshed/stdlib/@python2/crypt.pyi
@@ -1 +1,4 @@
-def crypt(word: str, salt: str) -> str: ...
+import sys
+
+if sys.platform != "win32":
+    def crypt(word: str, salt: str) -> str: ...
diff --git a/mypy/typeshed/stdlib/@python2/ctypes/__init__.pyi b/mypy/typeshed/stdlib/@python2/ctypes/__init__.pyi
@@ -150,7 +150,7 @@ def create_unicode_buffer(init: _UnionT[int, Text], size: int | None = ...) -> A
 if sys.platform == "win32":
     def DllCanUnloadNow() -> int: ...
     def DllGetClassObject(rclsid: Any, riid: Any, ppv: Any) -> int: ...  # TODO not documented
-    def FormatError(code: int) -> str: ...
+    def FormatError(code: int = ...) -> str: ...
     def GetLastError() -> int: ...
 
 def get_errno() -> int: ...

diff --git a/mypy/typeshed/stdlib/@python2/distutils/command/bdist_msi.pyi b/mypy/typeshed/stdlib/@python2/distutils/command/bdist_msi.pyi
@@ -1,6 +1,8 @@
-from distutils.cmd import Command
+import sys
 
-class bdist_msi(Command):
-    def initialize_options(self) -> None: ...
-    def finalize_options(self) -> None: ...
-    def run(self) -> None: ...
+if sys.platform == "win32":
+    from distutils.cmd import Command
+    class bdist_msi(Command):
+        def initialize_options(self) -> None: ...
+        def finalize_options(self) -> None: ...
+        def run(self) -> None: ...