From 2a2a106e62aae716e0796a92b1b657df2c96962d Mon Sep 17 00:00:00 2001
From: Trevor <tboyce021@gmail.com>
Date: Wed, 25 Oct 2017 04:37:08 -0500
Subject: [PATCH] Fix Sonarr and Radarr divide by zero (#10101)

* Fix Sonarr and Radarr divide by zero

* Fixes for hound

* Clean up Radarr diskspace
---
 homeassistant/components/sensor/radarr.py | 12 +++++-------
 homeassistant/components/sensor/sonarr.py |  4 +++-
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/homeassistant/components/sensor/radarr.py b/homeassistant/components/sensor/radarr.py
index 33a09a51aef..3b2c818a7b3 100644
--- a/homeassistant/components/sensor/radarr.py
+++ b/homeassistant/components/sensor/radarr.py
@@ -133,14 +133,12 @@ class RadarrSensor(Entity):
                 attributes[command['name']] = command['state']
         elif self.type == 'diskspace':
             for data in self.data:
+                free_space = to_unit(data['freeSpace'], self._unit)
+                total_space = to_unit(data['totalSpace'], self._unit)
+                percentage_used = (0 if total_space == 0
+                                   else free_space / total_space * 100)
                 attributes[data['path']] = '{:.2f}/{:.2f}{} ({:.2f}%)'.format(
-                    to_unit(data['freeSpace'], self._unit),
-                    to_unit(data['totalSpace'], self._unit),
-                    self._unit, (
-                        to_unit(data['freeSpace'], self._unit) /
-                        to_unit(data['totalSpace'], self._unit) * 100
-                    )
-                )
+                    free_space, total_space, self._unit, percentage_used)
         elif self.type == 'movies':
             for movie in self.data:
                 attributes[to_key(movie)] = movie['downloaded']
diff --git a/homeassistant/components/sensor/sonarr.py b/homeassistant/components/sensor/sonarr.py
index 4be5582b8c4..42460a83d6f 100644
--- a/homeassistant/components/sensor/sonarr.py
+++ b/homeassistant/components/sensor/sonarr.py
@@ -132,10 +132,12 @@ class SonarrSensor(Entity):
                     show['seasonNumber'], show['episodeNumber'])
         elif self.type == 'queue':
             for show in self.data:
+                remaining = (1 if show['size'] == 0
+                             else show['sizeleft']/show['size'])
                 attributes[show['series']['title'] + ' S{:02d}E{:02d}'.format(
                     show['episode']['seasonNumber'],
                     show['episode']['episodeNumber']
-                )] = '{:.2f}%'.format(100*(1-(show['sizeleft']/show['size'])))
+                )] = '{:.2f}%'.format(100*(1-(remaining)))
         elif self.type == 'wanted':
             for show in self.data:
                 attributes[show['series']['title'] + ' S{:02d}E{:02d}'.format(