From e06a2a53c47bf2ac1d79837a27fd3add8ac77a8d Mon Sep 17 00:00:00 2001
From: Maciej Bieniek <bieniu@users.noreply.github.com>
Date: Thu, 20 May 2021 14:06:44 +0200
Subject: [PATCH] Add constructor return type in integrations L-N (#50888)

* Add constructor return type in integrations L-N

* Small fix
---
 homeassistant/components/light/__init__.py            | 2 +-
 homeassistant/components/lovelace/resources.py        | 2 +-
 homeassistant/components/lyric/api.py                 | 2 +-
 homeassistant/components/media_player/__init__.py     | 2 +-
 homeassistant/components/media_source/local_source.py | 4 ++--
 homeassistant/components/media_source/models.py       | 4 ++--
 homeassistant/components/melcloud/__init__.py         | 2 +-
 homeassistant/components/melcloud/climate.py          | 2 +-
 homeassistant/components/meteo_france/config_flow.py  | 2 +-
 homeassistant/components/meteo_france/sensor.py       | 4 ++--
 homeassistant/components/meteo_france/weather.py      | 2 +-
 homeassistant/components/minio/__init__.py            | 2 +-
 homeassistant/components/minio/minio_helper.py        | 2 +-
 homeassistant/components/mobile_app/entity.py         | 2 +-
 homeassistant/components/modbus/climate.py            | 2 +-
 homeassistant/components/modbus/cover.py              | 2 +-
 homeassistant/components/modbus/switch.py             | 2 +-
 homeassistant/components/mysensors/device.py          | 2 +-
 homeassistant/components/neato/__init__.py            | 2 +-
 homeassistant/components/neato/api.py                 | 2 +-
 homeassistant/components/nest/__init__.py             | 2 +-
 homeassistant/components/nest/api.py                  | 2 +-
 homeassistant/components/nest/camera_sdm.py           | 2 +-
 homeassistant/components/nest/climate_sdm.py          | 2 +-
 homeassistant/components/nest/device_info.py          | 2 +-
 homeassistant/components/nest/sensor_sdm.py           | 2 +-
 homeassistant/components/netatmo/api.py               | 2 +-
 homeassistant/components/netatmo/config_flow.py       | 2 +-
 homeassistant/components/netatmo/data_handler.py      | 2 +-
 homeassistant/components/netatmo/light.py             | 2 +-
 homeassistant/components/netatmo/media_source.py      | 2 +-
 homeassistant/components/nightscout/config_flow.py    | 2 +-
 homeassistant/components/nilu/air_quality.py          | 2 +-
 homeassistant/components/notion/__init__.py           | 2 +-
 homeassistant/components/notion/sensor.py             | 2 +-
 homeassistant/components/nsw_fuel_station/sensor.py   | 2 +-
 homeassistant/components/nut/config_flow.py           | 2 +-
 homeassistant/components/nws/__init__.py              | 2 +-
 homeassistant/components/nzbget/coordinator.py        | 2 +-
 homeassistant/components/nzbget/sensor.py             | 2 +-
 homeassistant/components/nzbget/switch.py             | 2 +-
 41 files changed, 44 insertions(+), 44 deletions(-)

diff --git a/homeassistant/components/light/__init__.py b/homeassistant/components/light/__init__.py
index caf3ac209cb..8cb35a8bffe 100644
--- a/homeassistant/components/light/__init__.py
+++ b/homeassistant/components/light/__init__.py
@@ -488,7 +488,7 @@ class Profile:
 class Profiles:
     """Representation of available color profiles."""
 
-    def __init__(self, hass: HomeAssistant):
+    def __init__(self, hass: HomeAssistant) -> None:
         """Initialize profiles."""
         self.hass = hass
         self.data: dict[str, Profile] = {}
diff --git a/homeassistant/components/lovelace/resources.py b/homeassistant/components/lovelace/resources.py
index 6a97d5c4192..2a098361962 100644
--- a/homeassistant/components/lovelace/resources.py
+++ b/homeassistant/components/lovelace/resources.py
@@ -52,7 +52,7 @@ class ResourceStorageCollection(collection.StorageCollection):
     CREATE_SCHEMA = vol.Schema(RESOURCE_CREATE_FIELDS)
     UPDATE_SCHEMA = vol.Schema(RESOURCE_UPDATE_FIELDS)
 
-    def __init__(self, hass: HomeAssistant, ll_config: LovelaceConfig):
+    def __init__(self, hass: HomeAssistant, ll_config: LovelaceConfig) -> None:
         """Initialize the storage collection."""
         super().__init__(
             storage.Store(hass, RESOURCES_STORAGE_VERSION, RESOURCE_STORAGE_KEY),
diff --git a/homeassistant/components/lyric/api.py b/homeassistant/components/lyric/api.py
index a77c6365baf..4d955165174 100644
--- a/homeassistant/components/lyric/api.py
+++ b/homeassistant/components/lyric/api.py
@@ -18,7 +18,7 @@ class ConfigEntryLyricClient(LyricClient):
         self,
         websession: ClientSession,
         oauth_session: config_entry_oauth2_flow.OAuth2Session,
-    ):
+    ) -> None:
         """Initialize Honeywell Lyric auth."""
         super().__init__(websession)
         self._oauth_session = oauth_session
diff --git a/homeassistant/components/media_player/__init__.py b/homeassistant/components/media_player/__init__.py
index 23261ea029e..6fca2a4c3d5 100644
--- a/homeassistant/components/media_player/__init__.py
+++ b/homeassistant/components/media_player/__init__.py
@@ -1161,7 +1161,7 @@ class BrowseMedia:
         children: list[BrowseMedia] | None = None,
         children_media_class: str | None = None,
         thumbnail: str | None = None,
-    ):
+    ) -> None:
         """Initialize browse media item."""
         self.media_class = media_class
         self.media_content_id = media_content_id
diff --git a/homeassistant/components/media_source/local_source.py b/homeassistant/components/media_source/local_source.py
index fb5e9094dfb..ab2e18183de 100644
--- a/homeassistant/components/media_source/local_source.py
+++ b/homeassistant/components/media_source/local_source.py
@@ -30,7 +30,7 @@ class LocalSource(MediaSource):
 
     name: str = "Local Media"
 
-    def __init__(self, hass: HomeAssistant):
+    def __init__(self, hass: HomeAssistant) -> None:
         """Initialize local source."""
         super().__init__(DOMAIN)
         self.hass = hass
@@ -183,7 +183,7 @@ class LocalMediaView(HomeAssistantView):
     url = "/media/{source_dir_id}/{location:.*}"
     name = "media"
 
-    def __init__(self, hass: HomeAssistant, source: LocalSource):
+    def __init__(self, hass: HomeAssistant, source: LocalSource) -> None:
         """Initialize the media view."""
         self.hass = hass
         self.source = source
diff --git a/homeassistant/components/media_source/models.py b/homeassistant/components/media_source/models.py
index aa17fff320e..247361296a1 100644
--- a/homeassistant/components/media_source/models.py
+++ b/homeassistant/components/media_source/models.py
@@ -29,7 +29,7 @@ class BrowseMediaSource(BrowseMedia):
 
     children: list[BrowseMediaSource] | None
 
-    def __init__(self, *, domain: str | None, identifier: str | None, **kwargs):
+    def __init__(self, *, domain: str | None, identifier: str | None, **kwargs) -> None:
         """Initialize media source browse media."""
         media_content_id = f"{URI_SCHEME}{domain or ''}"
         if identifier:
@@ -106,7 +106,7 @@ class MediaSource(ABC):
 
     name: str = None
 
-    def __init__(self, domain: str):
+    def __init__(self, domain: str) -> None:
         """Initialize a media source."""
         self.domain = domain
         if not self.name:
diff --git a/homeassistant/components/melcloud/__init__.py b/homeassistant/components/melcloud/__init__.py
index 2380d0ea8d7..7b42c1f42e8 100644
--- a/homeassistant/components/melcloud/__init__.py
+++ b/homeassistant/components/melcloud/__init__.py
@@ -84,7 +84,7 @@ async def async_unload_entry(hass, config_entry):
 class MelCloudDevice:
     """MELCloud Device instance."""
 
-    def __init__(self, device: Device):
+    def __init__(self, device: Device) -> None:
         """Construct a device wrapper."""
         self.device = device
         self.name = device.name
diff --git a/homeassistant/components/melcloud/climate.py b/homeassistant/components/melcloud/climate.py
index 49cb0fe462e..42c5ed7ef85 100644
--- a/homeassistant/components/melcloud/climate.py
+++ b/homeassistant/components/melcloud/climate.py
@@ -100,7 +100,7 @@ async def async_setup_entry(
 class MelCloudClimate(ClimateEntity):
     """Base climate device."""
 
-    def __init__(self, device: MelCloudDevice):
+    def __init__(self, device: MelCloudDevice) -> None:
         """Initialize the climate."""
         self.api = device
         self._base_device = self.api.device
diff --git a/homeassistant/components/meteo_france/config_flow.py b/homeassistant/components/meteo_france/config_flow.py
index baaf8e8b99c..26e2ac1bda2 100644
--- a/homeassistant/components/meteo_france/config_flow.py
+++ b/homeassistant/components/meteo_france/config_flow.py
@@ -113,7 +113,7 @@ class MeteoFranceFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
 class MeteoFranceOptionsFlowHandler(config_entries.OptionsFlow):
     """Handle a option flow."""
 
-    def __init__(self, config_entry: config_entries.ConfigEntry):
+    def __init__(self, config_entry: config_entries.ConfigEntry) -> None:
         """Initialize options flow."""
         self.config_entry = config_entry
 
diff --git a/homeassistant/components/meteo_france/sensor.py b/homeassistant/components/meteo_france/sensor.py
index 802305667fc..b710686554f 100644
--- a/homeassistant/components/meteo_france/sensor.py
+++ b/homeassistant/components/meteo_france/sensor.py
@@ -78,7 +78,7 @@ async def async_setup_entry(
 class MeteoFranceSensor(CoordinatorEntity, SensorEntity):
     """Representation of a Meteo-France sensor."""
 
-    def __init__(self, sensor_type: str, coordinator: DataUpdateCoordinator):
+    def __init__(self, sensor_type: str, coordinator: DataUpdateCoordinator) -> None:
         """Initialize the Meteo-France sensor."""
         super().__init__(coordinator)
         self._type = sensor_type
@@ -194,7 +194,7 @@ class MeteoFranceRainSensor(MeteoFranceSensor):
 class MeteoFranceAlertSensor(MeteoFranceSensor):
     """Representation of a Meteo-France alert sensor."""
 
-    def __init__(self, sensor_type: str, coordinator: DataUpdateCoordinator):
+    def __init__(self, sensor_type: str, coordinator: DataUpdateCoordinator) -> None:
         """Initialize the Meteo-France sensor."""
         super().__init__(sensor_type, coordinator)
         dept_code = self.coordinator.data.domain_id
diff --git a/homeassistant/components/meteo_france/weather.py b/homeassistant/components/meteo_france/weather.py
index f45893ed7ca..d084198bd5b 100644
--- a/homeassistant/components/meteo_france/weather.py
+++ b/homeassistant/components/meteo_france/weather.py
@@ -68,7 +68,7 @@ async def async_setup_entry(
 class MeteoFranceWeather(CoordinatorEntity, WeatherEntity):
     """Representation of a weather condition."""
 
-    def __init__(self, coordinator: DataUpdateCoordinator, mode: str):
+    def __init__(self, coordinator: DataUpdateCoordinator, mode: str) -> None:
         """Initialise the platform with a data instance and station name."""
         super().__init__(coordinator)
         self._city_name = self.coordinator.data.position["name"]
diff --git a/homeassistant/components/minio/__init__.py b/homeassistant/components/minio/__init__.py
index 6e7174b60ee..f33dd6c389c 100644
--- a/homeassistant/components/minio/__init__.py
+++ b/homeassistant/components/minio/__init__.py
@@ -232,7 +232,7 @@ class MinioListener:
         prefix: str,
         suffix: str,
         events: list[str],
-    ):
+    ) -> None:
         """Create Listener."""
         self._queue = queue
         self._endpoint = endpoint
diff --git a/homeassistant/components/minio/minio_helper.py b/homeassistant/components/minio/minio_helper.py
index c77e41727a4..b7fb3157c71 100644
--- a/homeassistant/components/minio/minio_helper.py
+++ b/homeassistant/components/minio/minio_helper.py
@@ -89,7 +89,7 @@ class MinioEventThread(threading.Thread):
         prefix: str,
         suffix: str,
         events: list[str],
-    ):
+    ) -> None:
         """Copy over all Minio client options."""
         super().__init__()
         self._queue = queue
diff --git a/homeassistant/components/mobile_app/entity.py b/homeassistant/components/mobile_app/entity.py
index 46f4589fa2c..d0de89a94a1 100644
--- a/homeassistant/components/mobile_app/entity.py
+++ b/homeassistant/components/mobile_app/entity.py
@@ -26,7 +26,7 @@ def unique_id(webhook_id, sensor_unique_id):
 class MobileAppEntity(RestoreEntity):
     """Representation of an mobile app entity."""
 
-    def __init__(self, config: dict, device: DeviceEntry, entry: ConfigEntry):
+    def __init__(self, config: dict, device: DeviceEntry, entry: ConfigEntry) -> None:
         """Initialize the entity."""
         self._config = config
         self._device = device
diff --git a/homeassistant/components/modbus/climate.py b/homeassistant/components/modbus/climate.py
index e871a21a8ed..a8a3f2a8557 100644
--- a/homeassistant/components/modbus/climate.py
+++ b/homeassistant/components/modbus/climate.py
@@ -106,7 +106,7 @@ class ModbusThermostat(ClimateEntity):
         self,
         hub: ModbusHub,
         config: dict[str, Any],
-    ):
+    ) -> None:
         """Initialize the modbus thermostat."""
         self._hub: ModbusHub = hub
         self._name = config[CONF_NAME]
diff --git a/homeassistant/components/modbus/cover.py b/homeassistant/components/modbus/cover.py
index 7c0e9d33215..e04d4bd8ce3 100644
--- a/homeassistant/components/modbus/cover.py
+++ b/homeassistant/components/modbus/cover.py
@@ -74,7 +74,7 @@ class ModbusCover(CoverEntity, RestoreEntity):
         self,
         hub: ModbusHub,
         config: dict[str, Any],
-    ):
+    ) -> None:
         """Initialize the modbus cover."""
         self._hub: ModbusHub = hub
         self._coil = config.get(CALL_TYPE_COIL)
diff --git a/homeassistant/components/modbus/switch.py b/homeassistant/components/modbus/switch.py
index 27e67bf2a3e..1b0cd37eb87 100644
--- a/homeassistant/components/modbus/switch.py
+++ b/homeassistant/components/modbus/switch.py
@@ -52,7 +52,7 @@ async def async_setup_platform(
 class ModbusSwitch(SwitchEntity, RestoreEntity):
     """Base class representing a Modbus switch."""
 
-    def __init__(self, hub: ModbusHub, config: dict):
+    def __init__(self, hub: ModbusHub, config: dict) -> None:
         """Initialize the switch."""
         self._hub: ModbusHub = hub
         self._name = config[CONF_NAME]
diff --git a/homeassistant/components/mysensors/device.py b/homeassistant/components/mysensors/device.py
index b2e03dd037f..c1d8c431bc0 100644
--- a/homeassistant/components/mysensors/device.py
+++ b/homeassistant/components/mysensors/device.py
@@ -43,7 +43,7 @@ class MySensorsDevice:
         node_id: int,
         child_id: int,
         value_type: int,
-    ):
+    ) -> None:
         """Set up the MySensors device."""
         self.gateway_id: GatewayId = gateway_id
         self.gateway: BaseAsyncGateway = gateway
diff --git a/homeassistant/components/neato/__init__.py b/homeassistant/components/neato/__init__.py
index b009e876a7b..f61db94332b 100644
--- a/homeassistant/components/neato/__init__.py
+++ b/homeassistant/components/neato/__init__.py
@@ -108,7 +108,7 @@ async def async_unload_entry(hass: HomeAssistant, entry: ConfigType) -> bool:
 class NeatoHub:
     """A My Neato hub wrapper class."""
 
-    def __init__(self, hass: HomeAssistant, neato: Account):
+    def __init__(self, hass: HomeAssistant, neato: Account) -> None:
         """Initialize the Neato hub."""
         self._hass = hass
         self.my_neato: Account = neato
diff --git a/homeassistant/components/neato/api.py b/homeassistant/components/neato/api.py
index 31988fc175e..a22b1b48e74 100644
--- a/homeassistant/components/neato/api.py
+++ b/homeassistant/components/neato/api.py
@@ -15,7 +15,7 @@ class ConfigEntryAuth(pybotvac.OAuthSession):
         hass: core.HomeAssistant,
         config_entry: config_entries.ConfigEntry,
         implementation: config_entry_oauth2_flow.AbstractOAuth2Implementation,
-    ):
+    ) -> None:
         """Initialize Neato Botvac Auth."""
         self.hass = hass
         self.session = config_entry_oauth2_flow.OAuth2Session(
diff --git a/homeassistant/components/nest/__init__.py b/homeassistant/components/nest/__init__.py
index d58ad4863ed..5cd84effbc8 100644
--- a/homeassistant/components/nest/__init__.py
+++ b/homeassistant/components/nest/__init__.py
@@ -106,7 +106,7 @@ async def async_setup(hass: HomeAssistant, config: dict):
 class SignalUpdateCallback:
     """An EventCallback invoked when new events arrive from subscriber."""
 
-    def __init__(self, hass: HomeAssistant):
+    def __init__(self, hass: HomeAssistant) -> None:
         """Initialize EventCallback."""
         self._hass = hass
 
diff --git a/homeassistant/components/nest/api.py b/homeassistant/components/nest/api.py
index 3b571354c0f..29f39f5aec3 100644
--- a/homeassistant/components/nest/api.py
+++ b/homeassistant/components/nest/api.py
@@ -22,7 +22,7 @@ class AsyncConfigEntryAuth(AbstractAuth):
         oauth_session: config_entry_oauth2_flow.OAuth2Session,
         client_id: str,
         client_secret: str,
-    ):
+    ) -> None:
         """Initialize Google Nest Device Access auth."""
         super().__init__(websession, API_URL)
         self._oauth_session = oauth_session
diff --git a/homeassistant/components/nest/camera_sdm.py b/homeassistant/components/nest/camera_sdm.py
index 66568907aa0..f8f2db506e2 100644
--- a/homeassistant/components/nest/camera_sdm.py
+++ b/homeassistant/components/nest/camera_sdm.py
@@ -56,7 +56,7 @@ async def async_setup_sdm_entry(
 class NestCamera(Camera):
     """Devices that support cameras."""
 
-    def __init__(self, device: Device):
+    def __init__(self, device: Device) -> None:
         """Initialize the camera."""
         super().__init__()
         self._device = device
diff --git a/homeassistant/components/nest/climate_sdm.py b/homeassistant/components/nest/climate_sdm.py
index a90fa06ce1f..ab987ff332f 100644
--- a/homeassistant/components/nest/climate_sdm.py
+++ b/homeassistant/components/nest/climate_sdm.py
@@ -98,7 +98,7 @@ async def async_setup_sdm_entry(
 class ThermostatEntity(ClimateEntity):
     """A nest thermostat climate entity."""
 
-    def __init__(self, device: Device):
+    def __init__(self, device: Device) -> None:
         """Initialize ThermostatEntity."""
         self._device = device
         self._device_info = DeviceInfo(device)
diff --git a/homeassistant/components/nest/device_info.py b/homeassistant/components/nest/device_info.py
index 36419d0dd6b..579733de8ad 100644
--- a/homeassistant/components/nest/device_info.py
+++ b/homeassistant/components/nest/device_info.py
@@ -18,7 +18,7 @@ class DeviceInfo:
 
     device_brand = "Google Nest"
 
-    def __init__(self, device: Device):
+    def __init__(self, device: Device) -> None:
         """Initialize the DeviceInfo."""
         self._device = device
 
diff --git a/homeassistant/components/nest/sensor_sdm.py b/homeassistant/components/nest/sensor_sdm.py
index b70d6cd5c57..8182ef3ed95 100644
--- a/homeassistant/components/nest/sensor_sdm.py
+++ b/homeassistant/components/nest/sensor_sdm.py
@@ -56,7 +56,7 @@ async def async_setup_sdm_entry(
 class SensorBase(SensorEntity):
     """Representation of a dynamically updated Sensor."""
 
-    def __init__(self, device: Device):
+    def __init__(self, device: Device) -> None:
         """Initialize the sensor."""
         self._device = device
         self._device_info = DeviceInfo(device)
diff --git a/homeassistant/components/netatmo/api.py b/homeassistant/components/netatmo/api.py
index c13a0b899c7..7a5f018396e 100644
--- a/homeassistant/components/netatmo/api.py
+++ b/homeassistant/components/netatmo/api.py
@@ -15,7 +15,7 @@ class ConfigEntryNetatmoAuth(pyatmo.auth.NetatmoOAuth2):
         hass: core.HomeAssistant,
         config_entry: config_entries.ConfigEntry,
         implementation: config_entry_oauth2_flow.AbstractOAuth2Implementation,
-    ):
+    ) -> None:
         """Initialize Netatmo Auth."""
         self.hass = hass
         self.session = config_entry_oauth2_flow.OAuth2Session(
diff --git a/homeassistant/components/netatmo/config_flow.py b/homeassistant/components/netatmo/config_flow.py
index 00899f24566..ea44339b99f 100644
--- a/homeassistant/components/netatmo/config_flow.py
+++ b/homeassistant/components/netatmo/config_flow.py
@@ -75,7 +75,7 @@ class NetatmoFlowHandler(
 class NetatmoOptionsFlowHandler(config_entries.OptionsFlow):
     """Handle Netatmo options."""
 
-    def __init__(self, config_entry: config_entries.ConfigEntry):
+    def __init__(self, config_entry: config_entries.ConfigEntry) -> None:
         """Initialize Netatmo options flow."""
         self.config_entry = config_entry
         self.options = dict(config_entry.options)
diff --git a/homeassistant/components/netatmo/data_handler.py b/homeassistant/components/netatmo/data_handler.py
index 41e7d158c0c..b8f81257eab 100644
--- a/homeassistant/components/netatmo/data_handler.py
+++ b/homeassistant/components/netatmo/data_handler.py
@@ -52,7 +52,7 @@ SCAN_INTERVAL = 60
 class NetatmoDataHandler:
     """Manages the Netatmo data handling."""
 
-    def __init__(self, hass: HomeAssistant, entry: ConfigEntry):
+    def __init__(self, hass: HomeAssistant, entry: ConfigEntry) -> None:
         """Initialize self."""
         self.hass = hass
         self._auth = hass.data[DOMAIN][entry.entry_id][AUTH]
diff --git a/homeassistant/components/netatmo/light.py b/homeassistant/components/netatmo/light.py
index 08744c462e8..47712e75a0d 100644
--- a/homeassistant/components/netatmo/light.py
+++ b/homeassistant/components/netatmo/light.py
@@ -80,7 +80,7 @@ class NetatmoLight(NetatmoBase, LightEntity):
         camera_id: str,
         camera_type: str,
         home_id: str,
-    ):
+    ) -> None:
         """Initialize a Netatmo Presence camera light."""
         LightEntity.__init__(self)
         super().__init__(data_handler)
diff --git a/homeassistant/components/netatmo/media_source.py b/homeassistant/components/netatmo/media_source.py
index db00df5129f..061b2c57971 100644
--- a/homeassistant/components/netatmo/media_source.py
+++ b/homeassistant/components/netatmo/media_source.py
@@ -41,7 +41,7 @@ class NetatmoSource(MediaSource):
 
     name: str = MANUFACTURER
 
-    def __init__(self, hass: HomeAssistant):
+    def __init__(self, hass: HomeAssistant) -> None:
         """Initialize Netatmo source."""
         super().__init__(DOMAIN)
         self.hass = hass
diff --git a/homeassistant/components/nightscout/config_flow.py b/homeassistant/components/nightscout/config_flow.py
index c8807f3a2ab..1f3f62835bc 100644
--- a/homeassistant/components/nightscout/config_flow.py
+++ b/homeassistant/components/nightscout/config_flow.py
@@ -66,7 +66,7 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
 class InputValidationError(exceptions.HomeAssistantError):
     """Error to indicate we cannot proceed due to invalid input."""
 
-    def __init__(self, base: str):
+    def __init__(self, base: str) -> None:
         """Initialize with error base."""
         super().__init__()
         self.base = base
diff --git a/homeassistant/components/nilu/air_quality.py b/homeassistant/components/nilu/air_quality.py
index d6fcad3ac7e..fb5b4c75798 100644
--- a/homeassistant/components/nilu/air_quality.py
+++ b/homeassistant/components/nilu/air_quality.py
@@ -158,7 +158,7 @@ class NiluData:
 class NiluSensor(AirQualityEntity):
     """Single nilu station air sensor."""
 
-    def __init__(self, api_data: NiluData, name: str, show_on_map: bool):
+    def __init__(self, api_data: NiluData, name: str, show_on_map: bool) -> None:
         """Initialize the sensor."""
         self._api = api_data
         self._name = f"{name} {api_data.data.name}"
diff --git a/homeassistant/components/notion/__init__.py b/homeassistant/components/notion/__init__.py
index a6dfe7e73a9..141086bb2be 100644
--- a/homeassistant/components/notion/__init__.py
+++ b/homeassistant/components/notion/__init__.py
@@ -141,7 +141,7 @@ class NotionEntity(CoordinatorEntity):
         system_id: str,
         name: str,
         device_class: str,
-    ):
+    ) -> None:
         """Initialize the entity."""
         super().__init__(coordinator)
         self._attrs = {ATTR_ATTRIBUTION: DEFAULT_ATTRIBUTION}
diff --git a/homeassistant/components/notion/sensor.py b/homeassistant/components/notion/sensor.py
index 8652888d955..2494ed2d2e8 100644
--- a/homeassistant/components/notion/sensor.py
+++ b/homeassistant/components/notion/sensor.py
@@ -55,7 +55,7 @@ class NotionSensor(NotionEntity, SensorEntity):
         name: str,
         device_class: str,
         unit: str,
-    ):
+    ) -> None:
         """Initialize the entity."""
         super().__init__(
             coordinator, task_id, sensor_id, bridge_id, system_id, name, device_class
diff --git a/homeassistant/components/nsw_fuel_station/sensor.py b/homeassistant/components/nsw_fuel_station/sensor.py
index 6c8061294e9..9522d6c430f 100644
--- a/homeassistant/components/nsw_fuel_station/sensor.py
+++ b/homeassistant/components/nsw_fuel_station/sensor.py
@@ -148,7 +148,7 @@ class StationPriceData:
 class StationPriceSensor(SensorEntity):
     """Implementation of a sensor that reports the fuel price for a station."""
 
-    def __init__(self, station_data: StationPriceData, fuel_type: str):
+    def __init__(self, station_data: StationPriceData, fuel_type: str) -> None:
         """Initialize the sensor."""
         self._station_data = station_data
         self._fuel_type = fuel_type
diff --git a/homeassistant/components/nut/config_flow.py b/homeassistant/components/nut/config_flow.py
index fc389da5539..0b5ad8bbc1f 100644
--- a/homeassistant/components/nut/config_flow.py
+++ b/homeassistant/components/nut/config_flow.py
@@ -227,7 +227,7 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
 class OptionsFlowHandler(config_entries.OptionsFlow):
     """Handle a option flow for nut."""
 
-    def __init__(self, config_entry: config_entries.ConfigEntry):
+    def __init__(self, config_entry: config_entries.ConfigEntry) -> None:
         """Initialize options flow."""
         self.config_entry = config_entry
 
diff --git a/homeassistant/components/nws/__init__.py b/homeassistant/components/nws/__init__.py
index 386a426c1d1..47465739250 100644
--- a/homeassistant/components/nws/__init__.py
+++ b/homeassistant/components/nws/__init__.py
@@ -57,7 +57,7 @@ class NwsDataUpdateCoordinator(DataUpdateCoordinator):
         failed_update_interval: datetime.timedelta,
         update_method: Callable[[], Awaitable] | None = None,
         request_refresh_debouncer: debounce.Debouncer | None = None,
-    ):
+    ) -> None:
         """Initialize NWS coordinator."""
         super().__init__(
             hass,
diff --git a/homeassistant/components/nzbget/coordinator.py b/homeassistant/components/nzbget/coordinator.py
index 57e0b9fc395..5851bb21b41 100644
--- a/homeassistant/components/nzbget/coordinator.py
+++ b/homeassistant/components/nzbget/coordinator.py
@@ -25,7 +25,7 @@ _LOGGER = logging.getLogger(__name__)
 class NZBGetDataUpdateCoordinator(DataUpdateCoordinator):
     """Class to manage fetching NZBGet data."""
 
-    def __init__(self, hass: HomeAssistant, *, config: dict, options: dict):
+    def __init__(self, hass: HomeAssistant, *, config: dict, options: dict) -> None:
         """Initialize global NZBGet data updater."""
         self.nzbget = NZBGetAPI(
             config[CONF_HOST],
diff --git a/homeassistant/components/nzbget/sensor.py b/homeassistant/components/nzbget/sensor.py
index 49506f72976..97bced9e9c2 100644
--- a/homeassistant/components/nzbget/sensor.py
+++ b/homeassistant/components/nzbget/sensor.py
@@ -77,7 +77,7 @@ class NZBGetSensor(NZBGetEntity, SensorEntity):
         sensor_type: str,
         sensor_name: str,
         unit_of_measurement: str | None = None,
-    ):
+    ) -> None:
         """Initialize a new NZBGet sensor."""
         self._sensor_type = sensor_type
         self._unique_id = f"{entry_id}_{sensor_type}"
diff --git a/homeassistant/components/nzbget/switch.py b/homeassistant/components/nzbget/switch.py
index 605454246eb..4e4cca34aa8 100644
--- a/homeassistant/components/nzbget/switch.py
+++ b/homeassistant/components/nzbget/switch.py
@@ -41,7 +41,7 @@ class NZBGetDownloadSwitch(NZBGetEntity, SwitchEntity):
         coordinator: NZBGetDataUpdateCoordinator,
         entry_id: str,
         entry_name: str,
-    ):
+    ) -> None:
         """Initialize a new NZBGet switch."""
         self._unique_id = f"{entry_id}_download"