From 5fcfdee6b5f315ca45a9e27064e305fd49aa0e5e Mon Sep 17 00:00:00 2001
From: Franck Nijhof <git@frenck.dev>
Date: Tue, 19 Nov 2019 18:33:09 +0100
Subject: [PATCH] Fix documentation URL in failed platform config check
 (#28814)

* Fix documentation URL in failed platform config check

* Replace pop from list by access using negative index

* Use of split instead of rsplit
---
 homeassistant/config.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/homeassistant/config.py b/homeassistant/config.py
index 864ced6a16a..e6be2b9c7a5 100644
--- a/homeassistant/config.py
+++ b/homeassistant/config.py
@@ -456,9 +456,10 @@ def _format_config_error(ex: Exception, domain: str, config: Dict) -> str:
     )
 
     if domain != CONF_CORE:
+        integration = domain.split(".")[-1]
         message += (
             "Please check the docs at "
-            "https://home-assistant.io/integrations/{}/".format(domain)
+            f"https://home-assistant.io/integrations/{integration}/"
         )
 
     return message