From 4984030871e4eb43f62c9b94dde35b85a7d250d7 Mon Sep 17 00:00:00 2001
From: Lukas Barth <mail+github@tinloaf.de>
Date: Wed, 12 Dec 2018 16:11:18 +0100
Subject: [PATCH] Fix geizhals crash if no price found (#19197)

* Fix geizhals crash if no price found

* Return None on unknown price.

* Linting

* Linting the linting
---
 homeassistant/components/sensor/geizhals.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/homeassistant/components/sensor/geizhals.py b/homeassistant/components/sensor/geizhals.py
index 654ad0ccafb..66cab473f49 100644
--- a/homeassistant/components/sensor/geizhals.py
+++ b/homeassistant/components/sensor/geizhals.py
@@ -80,6 +80,9 @@ class Geizwatch(Entity):
     @property
     def state(self):
         """Return the best price of the selected product."""
+        if not self._device.prices:
+            return None
+
         return self._device.prices[0]
 
     @property