asyncio.unix_events is not available on Windows (#6809)

Author: sobolevn

stdlib/asyncio/unix_events.pyi

@@ -8,6 +8,9 @@ from .base_events import Server
 from .events import AbstractEventLoop, BaseDefaultEventLoopPolicy, _ProtocolFactory, _SSLContext
 from .selector_events import BaseSelectorEventLoop
 
+# This is also technically not available on Win,
+# but other parts of typeshed need this defintion.
+# So, it is special cased.
 class AbstractChildWatcher:
     def add_child_handler(self, pid: int, callback: Callable[..., Any], *args: Any) -> None: ...
     def remove_child_handler(self, pid: int) -> bool: ...
@@ -18,44 +21,40 @@ class AbstractChildWatcher:
     if sys.version_info >= (3, 8):
         def is_active(self) -> bool: ...
 
-class BaseChildWatcher(AbstractChildWatcher):
-    def __init__(self) -> None: ...
-
-class SafeChildWatcher(BaseChildWatcher):
-    def __enter__(self: Self) -> Self: ...
-
-class FastChildWatcher(BaseChildWatcher):
-    def __enter__(self: Self) -> Self: ...
-
-class _UnixSelectorEventLoop(BaseSelectorEventLoop):
-    if sys.version_info < (3, 7):
-        async def create_unix_server(
-            self,
-            protocol_factory: _ProtocolFactory,
-            path: str | None = ...,
-            *,
-            sock: socket | None = ...,
-            backlog: int = ...,
-            ssl: _SSLContext = ...,
-        ) -> Server: ...
-
-class _UnixDefaultEventLoopPolicy(BaseDefaultEventLoopPolicy):
-    def get_child_watcher(self) -> AbstractChildWatcher: ...
-    def set_child_watcher(self, watcher: AbstractChildWatcher | None) -> None: ...
-
-SelectorEventLoop = _UnixSelectorEventLoop
-
-DefaultEventLoopPolicy = _UnixDefaultEventLoopPolicy
-
-if sys.version_info >= (3, 8):
-
-    from typing import Protocol
-    class _Warn(Protocol):
-        def __call__(
-            self, message: str, category: Type[Warning] | None = ..., stacklevel: int = ..., source: Any | None = ...
-        ) -> None: ...
-    class MultiLoopChildWatcher(AbstractChildWatcher):
+if sys.platform != "win32":
+    class BaseChildWatcher(AbstractChildWatcher):
+        def __init__(self) -> None: ...
+    class SafeChildWatcher(BaseChildWatcher):
         def __enter__(self: Self) -> Self: ...
-    class ThreadedChildWatcher(AbstractChildWatcher):
+    class FastChildWatcher(BaseChildWatcher):
         def __enter__(self: Self) -> Self: ...
-        def __del__(self, _warn: _Warn = ...) -> None: ...
+    class _UnixSelectorEventLoop(BaseSelectorEventLoop):
+        if sys.version_info < (3, 7):
+            async def create_unix_server(
+                self,
+                protocol_factory: _ProtocolFactory,
+                path: str | None = ...,
+                *,
+                sock: socket | None = ...,
+                backlog: int = ...,
+                ssl: _SSLContext = ...,
+            ) -> Server: ...
+    class _UnixDefaultEventLoopPolicy(BaseDefaultEventLoopPolicy):
+        def get_child_watcher(self) -> AbstractChildWatcher: ...
+        def set_child_watcher(self, watcher: AbstractChildWatcher | None) -> None: ...
+    SelectorEventLoop = _UnixSelectorEventLoop
+
+    DefaultEventLoopPolicy = _UnixDefaultEventLoopPolicy
+
+    if sys.version_info >= (3, 8):
+
+        from typing import Protocol
+        class _Warn(Protocol):
+            def __call__(
+                self, message: str, category: Type[Warning] | None = ..., stacklevel: int = ..., source: Any | None = ...
+            ) -> None: ...
+        class MultiLoopChildWatcher(AbstractChildWatcher):
+            def __enter__(self: Self) -> Self: ...
+        class ThreadedChildWatcher(AbstractChildWatcher):
+            def __enter__(self: Self) -> Self: ...
+            def __del__(self, _warn: _Warn = ...) -> None: ...