update docstring

2015-08-22 14:57:57 +01:00 · 2015-08-22 14:57:57 +01:00 · 01ed3b18cc
commit 01ed3b18cc
parent 8a63325abe
1 changed files with 1 additions and 0 deletions
--- a/homeassistant/components/sensor/mqtt.py
+++ b/homeassistant/components/sensor/mqtt.py
@ -67,6 +67,7 @@ class MqttSensor(Entity):
        self._unit_of_measurement = unit_of_measurement

        def message_received(topic, payload, qos):
+            """ A new MQTT message has been received. """
            self._state = payload
            self.update_ha_state()