Add py3.7 support to Future.add_done_callback (python#2970)

markedwards · May 7, 2019 · a193aac · a193aac
1 parent 53d4610
commit a193aac
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/stdlib/3/asyncio/futures.pyi b/stdlib/3/asyncio/futures.pyi
@@ -41,16 +41,17 @@ class Future(Awaitable[_T], Iterable[_T]):
     if sys.version_info >= (3, 7):
         def get_loop(self) -> AbstractEventLoop: ...
         def _callbacks(self: _S) -> List[Tuple[Callable[[_S], Any], Context]]: ...
+        def add_done_callback(self: _S, __fn: Callable[[_S], Any], *, context: Optional[Context] = ...) -> None: ...
     else:
         @property
         def _callbacks(self: _S) -> List[Callable[[_S], Any]]: ...
+        def add_done_callback(self: _S, __fn: Callable[[_S], Any]) -> None: ...
     def cancel(self) -> bool: ...
     def _schedule_callbacks(self) -> None: ...
     def cancelled(self) -> bool: ...
     def done(self) -> bool: ...
     def result(self) -> _T: ...
     def exception(self) -> BaseException: ...
-    def add_done_callback(self: _S, fn: Callable[[_S], Any]) -> None: ...
     def remove_done_callback(self: _S, fn: Callable[[_S], Any]) -> int: ...
     def set_result(self, result: _T) -> None: ...
     def set_exception(self, exception: Union[type, BaseException]) -> None: ...