Fix PEPE257 issues

homeassistant/components/sensor/dht.py

@@ -28,7 +28,7 @@ MIN_TIME_BETWEEN_UPDATES = timedelta(seconds=30)
 
 
 def setup_platform(hass, config, add_devices, discovery_info=None):
-    """Get the DHT sensor."""
+    """Setup the DHT sensor."""
     # pylint: disable=import-error
     import Adafruit_DHT
 
@@ -67,8 +67,10 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
 
 # pylint: disable=too-few-public-methods
 class DHTSensor(Entity):
-    """Implements an DHT sensor."""
+    """Implementation of the DHT sensor."""
+
     def __init__(self, dht_client, sensor_type, temp_unit, name):
+        """Initialize the sensor."""
         self.client_name = name
         self._name = SENSOR_TYPES[sensor_type][0]
         self.dht_client = dht_client
@@ -80,21 +82,21 @@ class DHTSensor(Entity):
 
     @property
     def name(self):
-        """Returns the name of the sensor."""
+        """Return the name of the sensor."""
         return '{} {}'.format(self.client_name, self._name)
 
     @property
     def state(self):
-        """Returns the state of the sensor."""
+        """Return the state of the sensor."""
         return self._state
 
     @property
     def unit_of_measurement(self):
-        """Unit of measurement of this entity, if any."""
+        """Return the unit of measurement of this entity, if any."""
         return self._unit_of_measurement
 
     def update(self):
-        """Gets the latest data from the DHT and updates the states."""
+        """Get the latest data from the DHT and updates the states."""
         self.dht_client.update()
         data = self.dht_client.data
 
@@ -107,8 +109,10 @@ class DHTSensor(Entity):
 
 
 class DHTClient(object):
-    """Gets the latest data from the DHT sensor."""
+    """Get the latest data from the DHT sensor."""
+
     def __init__(self, adafruit_dht, sensor, pin):
+        """Initialize the sensor."""
         self.adafruit_dht = adafruit_dht
         self.sensor = sensor
         self.pin = pin
@@ -116,7 +120,7 @@ class DHTClient(object):
 
     @Throttle(MIN_TIME_BETWEEN_UPDATES)
     def update(self):
-        """Gets the latest data the DHT sensor."""
+        """Get the latest data the DHT sensor."""
         humidity, temperature = self.adafruit_dht.read_retry(self.sensor,
                                                              self.pin)
         if temperature: