Add Tibber sensor (#9661)

* Add Tibber sensor

* remove extra space

.coveragerc

@@ -541,6 +541,7 @@ omit =
     homeassistant/components/sensor/tank_utility.py
     homeassistant/components/sensor/ted5000.py
     homeassistant/components/sensor/temper.py
+    homeassistant/components/sensor/tibber.py
     homeassistant/components/sensor/time_date.py
     homeassistant/components/sensor/torque.py
     homeassistant/components/sensor/transmission.py

homeassistant/components/sensor/tibber.py

@@ -0,0 +1,99 @@
+"""
+Support for Tibber.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/sensor.tibber/
+"""
+import asyncio
+
+import logging
+
+from datetime import timedelta
+import voluptuous as vol
+
+import homeassistant.helpers.config_validation as cv
+from homeassistant.components.sensor import PLATFORM_SCHEMA
+from homeassistant.const import CONF_ACCESS_TOKEN
+from homeassistant.helpers.aiohttp_client import async_get_clientsession
+from homeassistant.helpers.entity import Entity
+from homeassistant.util import dt as dt_util
+
+REQUIREMENTS = ['pyTibber==0.1.1']
+
+_LOGGER = logging.getLogger(__name__)
+
+PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
+    vol.Required(CONF_ACCESS_TOKEN): cv.string
+})
+
+ICON = 'mdi:currency-usd'
+SCAN_INTERVAL = timedelta(minutes=1)
+
+
+@asyncio.coroutine
+def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
+    """Set up the Tibber sensor."""
+    import Tibber
+    tibber = Tibber.Tibber(config[CONF_ACCESS_TOKEN],
+                           websession=async_get_clientsession(hass))
+    yield from tibber.update_info()
+    dev = []
+    for home in tibber.get_homes():
+        yield from home.update_info()
+        dev.append(TibberSensor(home))
+
+    async_add_devices(dev)
+
+
+class TibberSensor(Entity):
+    """Representation of an Tibber sensor."""
+
+    def __init__(self, tibber_home):
+        """Initialize the sensor."""
+        self._tibber_home = tibber_home
+        self._last_updated = None
+        self._state = None
+        self._device_state_attributes = None
+        self._unit_of_measurement = None
+        self._name = 'Electricity price {}'.format(self._tibber_home.address1)
+
+    @asyncio.coroutine
+    def async_update(self):
+        """Get the latest data and updates the states."""
+        if self._tibber_home.current_price_total and self._last_updated and \
+           dt_util.as_utc(dt_util.parse_datetime(self._last_updated)).hour\
+           == dt_util.utcnow().hour:
+            return
+
+        yield from self._tibber_home.update_current_price_info()
+
+        self._state = self._tibber_home.current_price_total
+        self._last_updated = self._tibber_home.current_price_info.\
+            get('startsAt')
+        self._device_state_attributes = self._tibber_home.current_price_info
+        self._unit_of_measurement = self._tibber_home.price_unit
+
+    @property
+    def device_state_attributes(self):
+        """Return the state attributes."""
+        return self._device_state_attributes
+
+    @property
+    def name(self):
+        """Return the name of the sensor."""
+        return self._name
+
+    @property
+    def state(self):
+        """Return the state of the device."""
+        return self._state
+
+    @property
+    def icon(self):
+        """Return the icon to use in the frontend."""
+        return ICON
+
+    @property
+    def unit_of_measurement(self):
+        """Return the unit of measurement of this entity."""
+        return self._unit_of_measurement

requirements_all.txt

@@ -552,6 +552,9 @@ pyHS100==0.2.4.2
 # homeassistant.components.rfxtrx
 pyRFXtrx==0.20.1
 
+# homeassistant.components.sensor.tibber
+pyTibber==0.1.1
+
 # homeassistant.components.switch.dlink
 pyW215==0.6.0