From c403c77cff0ea684027bf99f472e4fab5a52d34d Mon Sep 17 00:00:00 2001
From: Villhellm <wlatourelle@gmail.com>
Date: Sun, 2 Aug 2020 12:06:16 -0700
Subject: [PATCH] Catch AssertionError when onkyo zone 3 detection fails
 (#38374)

This error would cause the entire integration to fail. This at least catches it gracefully.
---
 homeassistant/components/onkyo/media_player.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/homeassistant/components/onkyo/media_player.py b/homeassistant/components/onkyo/media_player.py
index da33ff5f018..2b67f06ac3c 100644
--- a/homeassistant/components/onkyo/media_player.py
+++ b/homeassistant/components/onkyo/media_player.py
@@ -134,6 +134,8 @@ def determine_zones(receiver):
         if str(error) != TIMEOUT_MESSAGE:
             raise error
         _LOGGER.debug("Zone 3 timed out, assuming no functionality")
+    except AssertionError:
+        _LOGGER.error("Zone 3 detection failed")
 
     return out