pydbus: allow callbacks with return values other than None

Author: Tatsh

stubs/pydbus/pydbus/bus_names.pyi

@@ -12,8 +12,8 @@ class NameOwner(Exitable):
         con: Gio.DBusConnection,
         name: str,
         flags: Gio.BusNameOwnerFlags,
-        name_aquired_handler: Callable[[str], None],
-        name_lost_handler: Callable[[str], None],
+        name_aquired_handler: Callable[[str], object],
+        name_lost_handler: Callable[[str], object],
     ) -> None: ...
     def unown(self) -> None: ...  # added by ExitableWithAliases('unown')
 
@@ -25,8 +25,8 @@ class NameWatcher(Exitable):
         con: Gio.DBusConnection,
         name: str,
         flags: Gio.BusNameWatcherFlags,
-        name_appeared_handler: Callable[[str], None],
-        name_vanished_handler: Callable[[str], None],
+        name_appeared_handler: Callable[[str], object],
+        name_vanished_handler: Callable[[str], object],
     ) -> None: ...
     def unwatch(self) -> None: ...  # added by ExitableWithAliases('unwatch')
 
@@ -37,8 +37,8 @@ class OwnMixin:
         self,
         name: str,
         flags: Gio.BusNameOwnerFlags = ...,
-        name_aquired: Callable[[str], None] | None = ...,
-        name_lost: Callable[[str], None] | None = ...,
+        name_aquired: Callable[[str], object] | None = ...,
+        name_lost: Callable[[str], object] | None = ...,
     ) -> NameOwner: ...
 
 class WatchMixin:
@@ -48,6 +48,6 @@ class WatchMixin:
         self,
         name: str,
         flags: Gio.BusNameWatcherFlags = ...,
-        name_appeared: Callable[[str], None] | None = ...,
-        name_vanished: Callable[[str], None] | None = ...,
+        name_appeared: Callable[[str], object] | None = ...,
+        name_vanished: Callable[[str], object] | None = ...,
     ) -> NameWatcher: ...

stubs/pydbus/pydbus/proxy_signal.pyi

@@ -13,7 +13,7 @@ _T = TypeVar("_T")
 
 class ProxySignal(Generic[_T, _PT]):
     def __init__(self, iface_name: str, signal: Element) -> None: ...
-    def connect(self, object: str, callback: Callable[..., None]) -> Subscription: ...
+    def connect(self, object: str, callback: Callable[..., object]) -> Subscription: ...
     @overload
     def __get__(self, instance: None, owner: Unused) -> Self: ...
     @overload

stubs/pydbus/pydbus/subscription.pyi

@@ -17,7 +17,7 @@ class Subscription(Exitable):
         object: str | None,
         arg0: str | None,
         flags: Gio.DBusSignalFlags,
-        callback: Callable[[str, str, str, str, Variant], None] | None,
+        callback: Callable[[str, str, str, str, Variant], object] | None,
     ) -> None: ...
     def unsubscribe(self) -> None: ...  # added by ExitableWithAliases('unsubscribe')
     def disconnect(self) -> None: ...  # added by ExitableWithAliases('disconnect')
@@ -33,5 +33,5 @@ class SubscriptionMixin:
         object: str | None = None,
         arg0: str | None = None,
         flags: Gio.DBusSignalFlags = ...,
-        signal_fired: Callable[[str, str, str, str, Variant], None] | None = None,
+        signal_fired: Callable[[str, str, str, str, Variant], object] | None = None,
     ) -> Subscription: ...