Add asyncio.graph, updates to asyncio.futures (3.14) (#14003)

stdlib/asyncio/futures.pyi

@@ -1,3 +1,4 @@
+import sys
 from _asyncio import Future as Future
 from concurrent.futures._base import Future as _ConcurrentFuture
 from typing import Any, TypeVar
@@ -6,7 +7,10 @@ from typing_extensions import TypeIs
 from .events import AbstractEventLoop
 
 # Keep asyncio.__all__ updated with any changes to __all__ here
-__all__ = ("Future", "wrap_future", "isfuture")
+if sys.version_info >= (3, 14):
+    __all__ = ("Future", "wrap_future", "isfuture", "future_discard_from_awaited_by", "future_add_to_awaited_by")
+else:
+    __all__ = ("Future", "wrap_future", "isfuture")
 
 _T = TypeVar("_T")
 
@@ -15,3 +19,7 @@ _T = TypeVar("_T")
 # That's why the import order is reversed.
 def isfuture(obj: object) -> TypeIs[Future[Any]]: ...
 def wrap_future(future: _ConcurrentFuture[_T] | Future[_T], *, loop: AbstractEventLoop | None = None) -> Future[_T]: ...
+
+if sys.version_info >= (3, 14):
+    def future_discard_from_awaited_by(future: Future[Any], waiter: Future[Any], /) -> None: ...
+    def future_add_to_awaited_by(future: Future[Any], waiter: Future[Any], /) -> None: ...