Update enigma2 based on review comments (#21890)

* Updates based on review comments

* bump netdisco and remove enigma2 init code

* revert netdisco bump

homeassistant/components/discovery/__init__.py

@@ -69,7 +69,7 @@ SERVICE_HANDLERS = {
     SERVICE_HASSIO: ('hassio', None),
     SERVICE_AXIS: ('axis', None),
     SERVICE_APPLE_TV: ('apple_tv', None),
-    SERVICE_ENIGMA2: ('enigma2', None),
+    SERVICE_ENIGMA2: ('media_player', 'enigma2'),
     SERVICE_ROKU: ('roku', None),
     SERVICE_WINK: ('wink', None),
     SERVICE_XIAOMI_GW: ('xiaomi_aqara', None),

homeassistant/components/enigma2/__init__.py

@@ -1,18 +1 @@
 """Support for Enigma2 devices."""
-from homeassistant.components.discovery import SERVICE_ENIGMA2
-from homeassistant.helpers.discovery import load_platform
-from homeassistant.helpers import discovery
-
-DOMAIN = 'enigma2'
-
-
-def setup(hass, config):
-    """Set up the Enigma2 platform."""
-    def device_discovered(service, info):
-        """Handle when an Enigma2 device has been discovered."""
-        load_platform(hass, 'media_player', DOMAIN, info, config)
-
-    discovery.listen(
-        hass, SERVICE_ENIGMA2, device_discovered)
-
-    return True

homeassistant/components/enigma2/media_player.py

@@ -1,6 +1,5 @@
 """Support for Enigma2 media players."""
 import logging
-import asyncio
 
 import voluptuous as vol
 
@@ -195,8 +194,7 @@ class Enigma2Device(MediaPlayerDevice):
         """List of available input sources."""
         return self.e2_box.source_list
 
-    @asyncio.coroutine
-    def async_select_source(self, source):
+    def select_source(self, source):
         """Select input source."""
         self.e2_box.select_source(self.e2_box.sources[source])
 
@@ -206,7 +204,13 @@ class Enigma2Device(MediaPlayerDevice):
 
     @property
     def device_state_attributes(self):
-        """Return device specific state attributes."""
+        """Return device specific state attributes.
+
+        isRecording:        Is the box currently recording.
+        currservice_fulldescription: Full program description.
+        currservice_begin:  is in the format '21:00'.
+        currservice_end:    is in the format '21:00'.
+        """
         attributes = {}
         if not self.e2_box.in_standby:
             attributes[ATTR_MEDIA_CURRENTLY_RECORDING] = \