Add hints to get_service in integrations (1/2) (#86692)

homeassistant/components/ios/notify.py

@@ -1,4 +1,6 @@
 """Support for iOS push notifications."""
+from __future__ import annotations
+
 from http import HTTPStatus
 import logging
 
@@ -12,6 +14,8 @@ from homeassistant.components.notify import (
     ATTR_TITLE_DEFAULT,
     BaseNotificationService,
 )
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 import homeassistant.util.dt as dt_util
 
 from .. import ios
@@ -43,7 +47,11 @@ def log_rate_limits(hass, target, resp, level=20):
     )
 
 
-def get_service(hass, config, discovery_info=None):
+def get_service(
+    hass: HomeAssistant,
+    config: ConfigType,
+    discovery_info: DiscoveryInfoType | None = None,
+) -> iOSNotificationService | None:
     """Get the iOS notification service."""
     if "notify.ios" not in hass.config.components:
         # Need this to enable requirements checking in the app.