From 6374fd099241145f0374e76512e420f22d3042c9 Mon Sep 17 00:00:00 2001
From: epenet <6771947+epenet@users.noreply.github.com>
Date: Thu, 16 Jun 2022 10:19:44 +0200
Subject: [PATCH] Add lock typing in volvooncall (#73548)

---
 homeassistant/components/volvooncall/lock.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/homeassistant/components/volvooncall/lock.py b/homeassistant/components/volvooncall/lock.py
index 5023749e622..c341627eef4 100644
--- a/homeassistant/components/volvooncall/lock.py
+++ b/homeassistant/components/volvooncall/lock.py
@@ -3,6 +3,8 @@ from __future__ import annotations
 
 from typing import Any
 
+from volvooncall.dashboard import Lock
+
 from homeassistant.components.lock import LockEntity
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
@@ -27,8 +29,10 @@ async def async_setup_platform(
 class VolvoLock(VolvoEntity, LockEntity):
     """Represents a car lock."""
 
+    instrument: Lock
+
     @property
-    def is_locked(self):
+    def is_locked(self) -> bool | None:
         """Return true if lock is locked."""
         return self.instrument.is_locked