Update liveboxplaytv and catch connection errors (#6056)

* Update liveboxplaytv and catch connection errors

* Implement @pvizeli's suggestion

* lint

homeassistant/components/media_player/liveboxplaytv.py

@@ -21,7 +21,7 @@ from homeassistant.const import (
     STATE_PAUSED, STATE_UNKNOWN, CONF_NAME)
 import homeassistant.helpers.config_validation as cv
 
-REQUIREMENTS = ['liveboxplaytv==1.4.7']
+REQUIREMENTS = ['liveboxplaytv==1.4.8']
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -50,7 +50,15 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     port = config.get(CONF_PORT)
     name = config.get(CONF_NAME)
 
-    add_devices([LiveboxPlayTvDevice(host, port, name)], True)
+    livebox_devices = []
+
+    try:
+        device = LiveboxPlayTvDevice(host, port, name)
+        livebox_devices.append(device)
+    except IOError:
+        _LOGGER.error('Failed to connect to Livebox Play TV at %s:%s. '
+                      'Please check your configuration.', host, port)
+    add_devices(livebox_devices, True)
 
 
 class LiveboxPlayTvDevice(MediaPlayerDevice):
@@ -62,7 +70,6 @@ class LiveboxPlayTvDevice(MediaPlayerDevice):
         self._client = LiveboxPlayTv(host, port)
         # Assume that the appliance is not muted
         self._muted = False
-        # Assume that the TV is in Play mode
         self._name = name
         self._current_source = None
         self._state = STATE_UNKNOWN

requirements_all.txt

@@ -322,7 +322,7 @@ liffylights==0.9.4
 limitlessled==1.0.4
 
 # homeassistant.components.media_player.liveboxplaytv
-liveboxplaytv==1.4.7
+liveboxplaytv==1.4.8
 
 # homeassistant.components.notify.matrix
 matrix-client==0.0.5