Add Velux Windows to Tahoma (#11538)

* Add Velux Windows to Tahoma

* fix linit

* add supported Tahoma devices by @glpatcern

* hound

* lint

* fix logging

* lint

* lint

* remove blank line after docstring

* changes based on notes by @armills

* fix logging

homeassistant/components/tahoma.py

@@ -36,6 +36,14 @@ TAHOMA_COMPONENTS = [
     'sensor', 'cover'
 ]
 
+TAHOMA_TYPES = {
+    'rts:RollerShutterRTSComponent': 'cover',
+    'rts:CurtainRTSComponent': 'cover',
+    'io:RollerShutterWithLowSpeedManagementIOComponent': 'cover',
+    'io:WindowOpenerVeluxIOComponent': 'cover',
+    'io:LightIOSystemSensor': 'sensor',
+}
+
 
 def setup(hass, config):
     """Activate Tahoma component."""
@@ -68,6 +76,8 @@ def setup(hass, config):
         if all(ext not in _device.type for ext in exclude):
             device_type = map_tahoma_device(_device)
             if device_type is None:
+                _LOGGER.warning('Unsupported type %s for Tahoma device %s',
+                                _device.type, _device.label)
                 continue
             hass.data[DOMAIN]['devices'][device_type].append(_device)
 
@@ -78,12 +88,8 @@ def setup(hass, config):
 
 
 def map_tahoma_device(tahoma_device):
-    """Map tahoma classes to Home Assistant types."""
-    if tahoma_device.type.lower().find("shutter") != -1:
-        return 'cover'
-    elif tahoma_device.type == 'io:LightIOSystemSensor':
-        return 'sensor'
-    return None
+    """Map Tahoma device types to Home Assistant components."""
+    return TAHOMA_TYPES.get(tahoma_device.type)
 
 
 class TahomaDevice(Entity):