From 70ce9bb7bc15b1a66bb1d21598efd0bb8b102522 Mon Sep 17 00:00:00 2001
From: Otto Winter <otto@otto-winter.com>
Date: Sat, 29 Sep 2018 22:01:04 +0200
Subject: [PATCH] Add pressure sensor device class (#16965)

* Add pressure sensor device class

* Undo github desktop line exclude
---
 homeassistant/components/sensor/__init__.py     | 3 ++-
 homeassistant/components/sensor/xiaomi_aqara.py | 4 ++--
 homeassistant/const.py                          | 1 +
 3 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/homeassistant/components/sensor/__init__.py b/homeassistant/components/sensor/__init__.py
index 948f844cfd4..be599cc295a 100644
--- a/homeassistant/components/sensor/__init__.py
+++ b/homeassistant/components/sensor/__init__.py
@@ -14,7 +14,7 @@ from homeassistant.helpers.entity_component import EntityComponent
 from homeassistant.helpers.config_validation import PLATFORM_SCHEMA  # noqa
 from homeassistant.const import (
     DEVICE_CLASS_BATTERY, DEVICE_CLASS_HUMIDITY, DEVICE_CLASS_ILLUMINANCE,
-    DEVICE_CLASS_TEMPERATURE)
+    DEVICE_CLASS_TEMPERATURE, DEVICE_CLASS_PRESSURE)
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -28,6 +28,7 @@ DEVICE_CLASSES = [
     DEVICE_CLASS_HUMIDITY,  # % of humidity in the air
     DEVICE_CLASS_ILLUMINANCE,  # current light level (lx/lm)
     DEVICE_CLASS_TEMPERATURE,  # temperature (C/F)
+    DEVICE_CLASS_PRESSURE,  # pressure (hPa/mbar)
 ]
 
 DEVICE_CLASSES_SCHEMA = vol.All(vol.Lower, vol.In(DEVICE_CLASSES))
diff --git a/homeassistant/components/sensor/xiaomi_aqara.py b/homeassistant/components/sensor/xiaomi_aqara.py
index 8a3a11db051..31366fe0097 100644
--- a/homeassistant/components/sensor/xiaomi_aqara.py
+++ b/homeassistant/components/sensor/xiaomi_aqara.py
@@ -5,7 +5,7 @@ from homeassistant.components.xiaomi_aqara import (PY_XIAOMI_GATEWAY,
                                                    XiaomiDevice)
 from homeassistant.const import (
     DEVICE_CLASS_HUMIDITY, DEVICE_CLASS_ILLUMINANCE, DEVICE_CLASS_TEMPERATURE,
-    TEMP_CELSIUS)
+    TEMP_CELSIUS, DEVICE_CLASS_PRESSURE)
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -14,7 +14,7 @@ SENSOR_TYPES = {
     'humidity': ['%', None, DEVICE_CLASS_HUMIDITY],
     'illumination': ['lm', None, DEVICE_CLASS_ILLUMINANCE],
     'lux': ['lx', None, DEVICE_CLASS_ILLUMINANCE],
-    'pressure': ['hPa', 'mdi:gauge', None]
+    'pressure': ['hPa', None, DEVICE_CLASS_PRESSURE]
 }
 
 
diff --git a/homeassistant/const.py b/homeassistant/const.py
index 1d3adf7ee45..93ab0deeba2 100644
--- a/homeassistant/const.py
+++ b/homeassistant/const.py
@@ -172,6 +172,7 @@ DEVICE_CLASS_BATTERY = 'battery'
 DEVICE_CLASS_HUMIDITY = 'humidity'
 DEVICE_CLASS_ILLUMINANCE = 'illuminance'
 DEVICE_CLASS_TEMPERATURE = 'temperature'
+DEVICE_CLASS_PRESSURE = 'pressure'
 
 # #### STATES ####
 STATE_ON = 'on'