Added Lutron Caseta Scene Support (home-assistant#8690)

* added scene support

* Updated pylutron_caseta version number

* Updated pylutron_caseta version number

* Fixed lint errors

* fix style

homeassistant/components/lutron_caseta.py

@@ -14,7 +14,7 @@
 from homeassistant.helpers import discovery
 from homeassistant.helpers.entity import Entity
 
-REQUIREMENTS = ['pylutron-caseta==0.2.6']
+REQUIREMENTS = ['pylutron-caseta==0.2.7']
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -28,6 +28,10 @@
     })
 }, extra=vol.ALLOW_EXTRA)
 
+LUTRON_CASETA_COMPONENTS = [
+    'light', 'switch', 'cover', 'scene'
+]
+
 
 def setup(hass, base_config):
     """Set up the Lutron component."""
@@ -44,7 +48,7 @@ def setup(hass, base_config):
 
     _LOGGER.info("Connected to Lutron smartbridge at %s", config[CONF_HOST])
 
-    for component in ('light', 'switch', 'cover'):
+    for component in LUTRON_CASETA_COMPONENTS:
         discovery.load_platform(hass, component, DOMAIN, {}, config)
 
     return True

homeassistant/components/scene/lutron_caseta.py

@@ -0,0 +1,55 @@
+"""
+Support for Lutron Caseta scenes.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/scene.lutron_caseta/
+"""
+import logging
+
+from homeassistant.components.scene import Scene
+from homeassistant.components.lutron_caseta import LUTRON_CASETA_SMARTBRIDGE
+
+_LOGGER = logging.getLogger(__name__)
+
+DEPENDENCIES = ['lutron_caseta']
+
+
+def setup_platform(hass, config, add_devices, discovery_info=None):
+    """Set up the Lutron Caseta lights."""
+    devs = []
+    bridge = hass.data[LUTRON_CASETA_SMARTBRIDGE]
+    scenes = bridge.get_scenes()
+    for scene in scenes:
+        dev = LutronCasetaScene(scenes[scene], bridge)
+        devs.append(dev)
+
+    add_devices(devs, True)
+
+
+class LutronCasetaScene(Scene):
+    """Representation of a Lutron Caseta scene."""
+
+    def __init__(self, scene, bridge):
+        """Initialize the Lutron Caseta scene."""
+        self._scene_name = scene["name"]
+        self._scene_id = scene["scene_id"]
+        self._bridge = bridge
+
+    @property
+    def name(self):
+        """Return the name of the scene."""
+        return self._scene_name
+
+    @property
+    def should_poll(self):
+        """Return that polling is not necessary."""
+        return False
+
+    @property
+    def is_on(self):
+        """There is no way of detecting if a scene is active (yet)."""
+        return False
+
+    def activate(self, **kwargs):
+        """Activate the scene."""
+        self._bridge.activate_scene(self._scene_id)

requirements_all.txt

@@ -624,7 +624,7 @@ pylitejet==0.1
 pyloopenergy==0.0.17
 
 # homeassistant.components.lutron_caseta
-pylutron-caseta==0.2.6
+pylutron-caseta==0.2.7
 
 # homeassistant.components.lutron
 pylutron==0.1.0