Use voluptuous for dweet and arduino (#2926)

* Migrate to voluptuous

* Migrate to voluptuous

* One import is enough

homeassistant/components/arduino.py

@@ -6,27 +6,34 @@ https://home-assistant.io/components/arduino/
 """
 import logging
 
+import voluptuous as vol
+
 from homeassistant.const import (
     EVENT_HOMEASSISTANT_START, EVENT_HOMEASSISTANT_STOP)
-from homeassistant.helpers import validate_config
+from homeassistant.const import CONF_PORT
+import homeassistant.helpers.config_validation as cv
 
-DOMAIN = "arduino"
 REQUIREMENTS = ['PyMata==2.12']
-BOARD = None
+
 _LOGGER = logging.getLogger(__name__)
 
+BOARD = None
+
+DOMAIN = 'arduino'
+
+CONFIG_SCHEMA = vol.Schema({
+    DOMAIN: vol.Schema({
+        vol.Required(CONF_PORT): cv.string,
+    }),
+})
+
 
 def setup(hass, config):
     """Setup the Arduino component."""
-    if not validate_config(config,
-                           {DOMAIN: ['port']},
-                           _LOGGER):
-        return False
-
     import serial
     global BOARD
     try:
-        BOARD = ArduinoBoard(config[DOMAIN]['port'])
+        BOARD = ArduinoBoard(config[DOMAIN][CONF_PORT])
     except (serial.serialutil.SerialException, FileNotFoundError):
         _LOGGER.exception("Your port is not accessible.")
         return False

homeassistant/components/dweet.py

@@ -6,40 +6,38 @@ https://home-assistant.io/components/dweet/
 """
 import logging
 from datetime import timedelta
+
 import voluptuous as vol
 
-from homeassistant.const import EVENT_STATE_CHANGED, STATE_UNKNOWN
+from homeassistant.const import (
+    CONF_NAME, CONF_WHITELIST, EVENT_STATE_CHANGED, STATE_UNKNOWN)
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers import state as state_helper
 from homeassistant.util import Throttle
 
+REQUIREMENTS = ['dweepy==0.2.0']
 
 _LOGGER = logging.getLogger(__name__)
 
-DOMAIN = "dweet"
+DOMAIN = 'dweet'
-DEPENDENCIES = []
-
-REQUIREMENTS = ['dweepy==0.2.0']
-
-CONF_NAME = 'name'
-CONF_WHITELIST = 'whitelist'
 
 MIN_TIME_BETWEEN_UPDATES = timedelta(seconds=1)
 
 CONFIG_SCHEMA = vol.Schema({
     DOMAIN: vol.Schema({
         vol.Required(CONF_NAME): cv.string,
-        vol.Required(CONF_WHITELIST): cv.string,
+        vol.Required(CONF_WHITELIST, default=[]):
+            vol.All(cv.ensure_list, [cv.entity_id]),
     }),
-}, extra=vol.ALLOW_EXTRA)
+})
 
 
 # pylint: disable=too-many-locals
 def setup(hass, config):
     """Setup the Dweet.io component."""
     conf = config[DOMAIN]
-    name = conf[CONF_NAME]
+    name = conf.get(CONF_NAME)
-    whitelist = conf.get(CONF_WHITELIST, [])
+    whitelist = conf.get(CONF_WHITELIST)
     json_body = {}
 
     def dweet_event_listener(event):

homeassistant/const.py

@@ -25,6 +25,7 @@ CONF_ALIAS = 'alias'
 CONF_API_KEY = 'api_key'
 CONF_BEFORE = 'before'
 CONF_BELOW = 'below'
+CONF_BLACKLIST = 'blacklist'
 CONF_CODE = 'code'
 CONF_CONDITION = 'condition'
 CONF_CUSTOMIZE = 'customize'
@@ -51,19 +52,25 @@ CONF_PAYLOAD = 'payload'
 CONF_PENDING_TIME = 'pending_time'
 CONF_PLATFORM = 'platform'
 CONF_PORT = 'port'
+CONF_PREFIX = 'prefix'
 CONF_RESOURCE = 'resource'
 CONF_RESOURCES = 'resources'
 CONF_SCAN_INTERVAL = 'scan_interval'
 CONF_SENSOR_CLASS = 'sensor_class'
+CONF_SSL = 'ssl'
 CONF_STATE = 'state'
 CONF_TEMPERATURE_UNIT = 'temperature_unit'
 CONF_TIME_ZONE = 'time_zone'
+CONF_TOKEN = 'token'
 CONF_TRIGGER_TIME = 'trigger_time'
 CONF_UNIT_OF_MEASUREMENT = 'unit_of_measurement'
 CONF_UNIT_SYSTEM = 'unit_system'
+CONF_URL = 'url'
 CONF_USERNAME = 'username'
 CONF_VALUE_TEMPLATE = 'value_template'
+CONF_VERIFY_SSL = 'verify_ssl'
 CONF_WEEKDAY = 'weekday'
+CONF_WHITELIST = 'whitelist'
 CONF_ZONE = 'zone'
 
 # #### EVENTS ####