Turn off not cancellable scripts automatically

homeassistant/components/homekit/type_switches.py

@@ -9,6 +9,7 @@
 from homeassistant.const import (
     ATTR_ENTITY_ID, CONF_TYPE, SERVICE_TURN_ON, SERVICE_TURN_OFF, STATE_ON)
 from homeassistant.core import split_entity_id
+from homeassistant.helpers.event import async_call_later
 
 from . import TYPES
 from .accessories import HomeAccessory
@@ -84,6 +85,14 @@ def set_state(self, value):
         service = SERVICE_TURN_ON if value else SERVICE_TURN_OFF
         self.call_service(self._domain, service, params)
 
+        state = self.hass.states.get(self.entity_id)
+        if (service == SERVICE_TURN_ON and
+                state.domain == 'script' and
+                not state.attributes.get('can_cancel')):
+            async def async_turn_off(_):
+                self.char_on.set_value(False)
+            self.hass.add_job(async_call_later, self.hass, 1, async_turn_off)
+
     def update_state(self, new_state):
         """Update switch state after state changed."""
         current_state = (new_state.state == STATE_ON)