diff --git a/homeassistant/components/xiaomi_miio/air_quality.py b/homeassistant/components/xiaomi_miio/air_quality.py
index 3824c5b88cd..f5e7e476ac5 100644
--- a/homeassistant/components/xiaomi_miio/air_quality.py
+++ b/homeassistant/components/xiaomi_miio/air_quality.py
@@ -3,9 +3,9 @@ from miio import AirQualityMonitor, Device, DeviceException
 import voluptuous as vol
 
 from homeassistant.components.air_quality import (
-    AirQualityEntity,
-    PLATFORM_SCHEMA,
     _LOGGER,
+    PLATFORM_SCHEMA,
+    AirQualityEntity,
 )
 from homeassistant.const import CONF_HOST, CONF_NAME, CONF_TOKEN
 from homeassistant.exceptions import PlatformNotReady
diff --git a/homeassistant/components/xiaomi_miio/fan.py b/homeassistant/components/xiaomi_miio/fan.py
index 91b18aaf364..bf3691eb486 100644
--- a/homeassistant/components/xiaomi_miio/fan.py
+++ b/homeassistant/components/xiaomi_miio/fan.py
@@ -4,7 +4,6 @@ from enum import Enum
 from functools import partial
 import logging
 
-import voluptuous as vol
 from miio import (  # pylint: disable=import-error
     AirFresh,
     AirHumidifier,
@@ -12,19 +11,19 @@ from miio import (  # pylint: disable=import-error
     Device,
     DeviceException,
 )
-
-from miio.airfresh import (  # pylint: disable=import-error; pylint: disable=import-error
+from miio.airfresh import (  # pylint: disable=import-error, import-error
     LedBrightness as AirfreshLedBrightness,
     OperationMode as AirfreshOperationMode,
 )
-from miio.airhumidifier import (  # pylint: disable=import-error; pylint: disable=import-error
+from miio.airhumidifier import (  # pylint: disable=import-error, import-error
     LedBrightness as AirhumidifierLedBrightness,
     OperationMode as AirhumidifierOperationMode,
 )
-from miio.airpurifier import (  # pylint: disable=import-error; pylint: disable=import-error
+from miio.airpurifier import (  # pylint: disable=import-error, import-error
     LedBrightness as AirpurifierLedBrightness,
     OperationMode as AirpurifierOperationMode,
 )
+import voluptuous as vol
 
 from homeassistant.components.fan import PLATFORM_SCHEMA, SUPPORT_SET_SPEED, FanEntity
 from homeassistant.const import (
@@ -39,26 +38,27 @@ import homeassistant.helpers.config_validation as cv
 
 from .const import (
     DOMAIN,
-    SERVICE_SET_BUZZER_ON,
-    SERVICE_SET_BUZZER_OFF,
-    SERVICE_SET_LED_ON,
-    SERVICE_SET_LED_OFF,
-    SERVICE_SET_CHILD_LOCK_ON,
-    SERVICE_SET_CHILD_LOCK_OFF,
-    SERVICE_SET_LED_BRIGHTNESS,
-    SERVICE_SET_FAVORITE_LEVEL,
-    SERVICE_SET_AUTO_DETECT_ON,
-    SERVICE_SET_AUTO_DETECT_OFF,
-    SERVICE_SET_LEARN_MODE_ON,
-    SERVICE_SET_LEARN_MODE_OFF,
-    SERVICE_SET_VOLUME,
     SERVICE_RESET_FILTER,
-    SERVICE_SET_EXTRA_FEATURES,
-    SERVICE_SET_TARGET_HUMIDITY,
-    SERVICE_SET_DRY_ON,
+    SERVICE_SET_AUTO_DETECT_OFF,
+    SERVICE_SET_AUTO_DETECT_ON,
+    SERVICE_SET_BUZZER_OFF,
+    SERVICE_SET_BUZZER_ON,
+    SERVICE_SET_CHILD_LOCK_OFF,
+    SERVICE_SET_CHILD_LOCK_ON,
     SERVICE_SET_DRY_OFF,
+    SERVICE_SET_DRY_ON,
+    SERVICE_SET_EXTRA_FEATURES,
+    SERVICE_SET_FAVORITE_LEVEL,
+    SERVICE_SET_LEARN_MODE_OFF,
+    SERVICE_SET_LEARN_MODE_ON,
+    SERVICE_SET_LED_BRIGHTNESS,
+    SERVICE_SET_LED_OFF,
+    SERVICE_SET_LED_ON,
+    SERVICE_SET_TARGET_HUMIDITY,
+    SERVICE_SET_VOLUME,
 )
 
+
 _LOGGER = logging.getLogger(__name__)
 
 DEFAULT_NAME = "Xiaomi Miio Device"
diff --git a/homeassistant/components/xiaomi_miio/light.py b/homeassistant/components/xiaomi_miio/light.py
index 2343a6787c2..5a7b743b362 100644
--- a/homeassistant/components/xiaomi_miio/light.py
+++ b/homeassistant/components/xiaomi_miio/light.py
@@ -34,14 +34,14 @@ from homeassistant.util import color, dt
 
 from .const import (
     DOMAIN,
-    SERVICE_SET_SCENE,
-    SERVICE_SET_DELAYED_TURN_OFF,
-    SERVICE_REMINDER_ON,
-    SERVICE_REMINDER_OFF,
-    SERVICE_NIGHT_LIGHT_MODE_ON,
-    SERVICE_NIGHT_LIGHT_MODE_OFF,
-    SERVICE_EYECARE_MODE_ON,
     SERVICE_EYECARE_MODE_OFF,
+    SERVICE_EYECARE_MODE_ON,
+    SERVICE_NIGHT_LIGHT_MODE_OFF,
+    SERVICE_NIGHT_LIGHT_MODE_ON,
+    SERVICE_REMINDER_OFF,
+    SERVICE_REMINDER_ON,
+    SERVICE_SET_DELAYED_TURN_OFF,
+    SERVICE_SET_SCENE,
 )
 
 _LOGGER = logging.getLogger(__name__)
diff --git a/homeassistant/components/xiaomi_miio/switch.py b/homeassistant/components/xiaomi_miio/switch.py
index f9a06924b5c..63229b851d0 100644
--- a/homeassistant/components/xiaomi_miio/switch.py
+++ b/homeassistant/components/xiaomi_miio/switch.py
@@ -26,10 +26,10 @@ import homeassistant.helpers.config_validation as cv
 
 from .const import (
     DOMAIN,
-    SERVICE_SET_WIFI_LED_ON,
-    SERVICE_SET_WIFI_LED_OFF,
     SERVICE_SET_POWER_MODE,
     SERVICE_SET_POWER_PRICE,
+    SERVICE_SET_WIFI_LED_OFF,
+    SERVICE_SET_WIFI_LED_ON,
 )
 
 _LOGGER = logging.getLogger(__name__)
diff --git a/homeassistant/components/xiaomi_miio/vacuum.py b/homeassistant/components/xiaomi_miio/vacuum.py
index f1845f534bb..bc703c769a5 100644
--- a/homeassistant/components/xiaomi_miio/vacuum.py
+++ b/homeassistant/components/xiaomi_miio/vacuum.py
@@ -39,11 +39,11 @@ import homeassistant.helpers.config_validation as cv
 
 from .const import (
     DOMAIN,
+    SERVICE_CLEAN_ZONE,
     SERVICE_MOVE_REMOTE_CONTROL,
     SERVICE_MOVE_REMOTE_CONTROL_STEP,
     SERVICE_START_REMOTE_CONTROL,
     SERVICE_STOP_REMOTE_CONTROL,
-    SERVICE_CLEAN_ZONE,
 )
 
 _LOGGER = logging.getLogger(__name__)