fix up some docstrings

homeassistant/components/climate/nuheat.py

@@ -23,6 +23,8 @@ DEPENDENCIES = ["nuheat"]
 
 _LOGGER = logging.getLogger(__name__)
 
+ICON = "mdi:thermometer"
+
 MIN_TIME_BETWEEN_UPDATES = timedelta(minutes=5)
 
 # Hold modes
@@ -55,7 +57,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
 
 class NuHeatThermostat(ClimateDevice):
     """Representation of a NuHeat Thermostat."""
+
     def __init__(self, api, serial_number, min_away_temp, temperature_unit):
+        """Initialize the thermostat."""
         self._thermostat = api.get_thermostat(serial_number)
         self._temperature_unit = temperature_unit
         self._min_away_temp = min_away_temp
@@ -66,6 +70,11 @@ class NuHeatThermostat(ClimateDevice):
         """Return the name of the thermostat."""
         return self._thermostat.room
 
+    @property
+    def icon(self):
+        """Return the icon to use in the frontend."""
+        return ICON
+
     @property
     def temperature_unit(self):
         """Return the unit of measurement."""
@@ -216,5 +225,5 @@ class NuHeatThermostat(ClimateDevice):
 
     @Throttle(MIN_TIME_BETWEEN_UPDATES)
     def _throttled_update(self, **kwargs):
-        """Get the latest state from the thermostat... but throttled!"""
+        """Get the latest state from the thermostat with a throttle."""
         self._thermostat.get_data()

tests/components/climate/test_nuheat.py

@@ -13,10 +13,11 @@ SCHEDULE_TEMPORARY_HOLD = 2
 
 class TestNuHeat(unittest.TestCase):
     """Tests for NuHeat climate."""
+
     # pylint: disable=protected-access, no-self-use
 
     def setUp(self):
-
+        """Set up test variables."""
         serial_number = "12345"
         min_away_temp = None
         temperature_unit = "F"
@@ -68,6 +69,10 @@ class TestNuHeat(unittest.TestCase):
         """Test name property."""
         self.assertEqual(self.thermostat.name, "Master bathroom")
 
+    def test_icon(self):
+        """Test name property."""
+        self.assertEqual(self.thermostat.icon, "mdi:thermometer")
+
     def test_temperature_unit(self):
         """Test temperature unit."""
         self.assertEqual(self.thermostat.temperature_unit, TEMP_FAHRENHEIT)