SMA sensor: Add optional path (#24558)

homeassistant/components/sma/sensor.py

@@ -8,7 +8,7 @@ import voluptuous as vol
 from homeassistant.components.sensor import PLATFORM_SCHEMA
 from homeassistant.const import (
     CONF_HOST, CONF_PASSWORD, CONF_SCAN_INTERVAL, CONF_SSL, CONF_VERIFY_SSL,
-    EVENT_HOMEASSISTANT_STOP)
+    EVENT_HOMEASSISTANT_STOP, CONF_PATH)
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.entity import Entity
@@ -52,6 +52,7 @@ CUSTOM_SCHEMA = vol.Any({
         vol.All(cv.string, vol.Length(min=13, max=15)),
     vol.Required(CONF_UNIT): cv.string,
     vol.Optional(CONF_FACTOR, default=1): vol.Coerce(float),
+    vol.Optional(CONF_PATH): vol.All(cv.ensure_list, [str]),
 })
 
 PLATFORM_SCHEMA = vol.All(PLATFORM_SCHEMA.extend({
@@ -79,7 +80,8 @@ async def async_setup_platform(
     sensor_def = pysma.Sensors()
 
     # Sensor from the custom config
-    sensor_def.add([pysma.Sensor(o[CONF_KEY], n, o[CONF_UNIT], o[CONF_FACTOR])
+    sensor_def.add([pysma.Sensor(o[CONF_KEY], n, o[CONF_UNIT], o[CONF_FACTOR],
+                                 o.get(CONF_PATH))
                     for n, o in config[CONF_CUSTOM].items()])
 
     # Use all sensors by default