diff --git a/homeassistant/components/emonitor/sensor.py b/homeassistant/components/emonitor/sensor.py
index d06e77f74e7..2b9d715ba51 100644
--- a/homeassistant/components/emonitor/sensor.py
+++ b/homeassistant/components/emonitor/sensor.py
@@ -37,7 +37,7 @@ async def async_setup_entry(hass, config_entry, async_add_entities):
 class EmonitorPowerSensor(CoordinatorEntity, SensorEntity):
     """Representation of an Emonitor power sensor entity."""
 
-    def __init__(self, coordinator: DataUpdateCoordinator, channel_number: int):
+    def __init__(self, coordinator: DataUpdateCoordinator, channel_number: int) -> None:
         """Initialize the channel sensor."""
         self.channel_number = channel_number
         super().__init__(coordinator)
diff --git a/homeassistant/components/entur_public_transport/sensor.py b/homeassistant/components/entur_public_transport/sensor.py
index c9c530c6b08..0852f95bd99 100644
--- a/homeassistant/components/entur_public_transport/sensor.py
+++ b/homeassistant/components/entur_public_transport/sensor.py
@@ -150,7 +150,9 @@ class EnturProxy:
 class EnturPublicTransportSensor(SensorEntity):
     """Implementation of a Entur public transport sensor."""
 
-    def __init__(self, api: EnturProxy, name: str, stop: str, show_on_map: bool):
+    def __init__(
+        self, api: EnturProxy, name: str, stop: str, show_on_map: bool
+    ) -> None:
         """Initialize the sensor."""
         self.api = api
         self._stop = stop
diff --git a/homeassistant/components/esphome/__init__.py b/homeassistant/components/esphome/__init__.py
index 94e0089042d..607af8cc47d 100644
--- a/homeassistant/components/esphome/__init__.py
+++ b/homeassistant/components/esphome/__init__.py
@@ -724,7 +724,7 @@ def esphome_state_property(func):
 class EsphomeEnumMapper:
     """Helper class to convert between hass and esphome enum values."""
 
-    def __init__(self, func: Callable[[], dict[int, str]]):
+    def __init__(self, func: Callable[[], dict[int, str]]) -> None:
         """Construct a EsphomeEnumMapper."""
         self._func = func
 
@@ -750,7 +750,7 @@ def esphome_map_enum(func: Callable[[], dict[int, str]]):
 class EsphomeBaseEntity(Entity):
     """Define a base esphome entity."""
 
-    def __init__(self, entry_id: str, component_key: str, key: int):
+    def __init__(self, entry_id: str, component_key: str, key: int) -> None:
         """Initialize."""
         self._entry_id = entry_id
         self._component_key = component_key
diff --git a/homeassistant/components/esphome/camera.py b/homeassistant/components/esphome/camera.py
index 105d77637a7..6b553de1a13 100644
--- a/homeassistant/components/esphome/camera.py
+++ b/homeassistant/components/esphome/camera.py
@@ -32,7 +32,7 @@ async def async_setup_entry(
 class EsphomeCamera(Camera, EsphomeBaseEntity):
     """A camera implementation for ESPHome."""
 
-    def __init__(self, entry_id: str, component_key: str, key: int):
+    def __init__(self, entry_id: str, component_key: str, key: int) -> None:
         """Initialize."""
         Camera.__init__(self)
         EsphomeBaseEntity.__init__(self, entry_id, component_key, key)
diff --git a/homeassistant/components/fints/sensor.py b/homeassistant/components/fints/sensor.py
index e7faff46155..3487444c735 100644
--- a/homeassistant/components/fints/sensor.py
+++ b/homeassistant/components/fints/sensor.py
@@ -107,7 +107,7 @@ class FinTsClient:
     Use this class as Context Manager to get the FinTS3Client object.
     """
 
-    def __init__(self, credentials: BankCredentials, name: str):
+    def __init__(self, credentials: BankCredentials, name: str) -> None:
         """Initialize a FinTsClient."""
         self._credentials = credentials
         self.name = name
diff --git a/homeassistant/components/firmata/board.py b/homeassistant/components/firmata/board.py
index 73e3c004cb9..1f0052732ea 100644
--- a/homeassistant/components/firmata/board.py
+++ b/homeassistant/components/firmata/board.py
@@ -32,7 +32,7 @@ FirmataPinType = Union[int, str]
 class FirmataBoard:
     """Manages a single Firmata board."""
 
-    def __init__(self, config: dict):
+    def __init__(self, config: dict) -> None:
         """Initialize the board."""
         self.config = config
         self.api = None
diff --git a/homeassistant/components/firmata/entity.py b/homeassistant/components/firmata/entity.py
index 7a576c09cd1..e9f9f3619fe 100644
--- a/homeassistant/components/firmata/entity.py
+++ b/homeassistant/components/firmata/entity.py
@@ -37,7 +37,7 @@ class FirmataPinEntity(FirmataEntity):
         config_entry: ConfigEntry,
         name: str,
         pin: FirmataPinType,
-    ):
+    ) -> None:
         """Initialize the pin entity."""
         super().__init__(api)
         self._name = name
diff --git a/homeassistant/components/firmata/light.py b/homeassistant/components/firmata/light.py
index 3c50a559e51..97901ea2f2b 100644
--- a/homeassistant/components/firmata/light.py
+++ b/homeassistant/components/firmata/light.py
@@ -59,7 +59,7 @@ class FirmataLight(FirmataPinEntity, LightEntity):
         config_entry: ConfigEntry,
         name: str,
         pin: FirmataPinType,
-    ):
+    ) -> None:
         """Initialize the light pin entity."""
         super().__init__(api, config_entry, name, pin)
 
diff --git a/homeassistant/components/firmata/pin.py b/homeassistant/components/firmata/pin.py
index 3259d76cbb3..af07871efc7 100644
--- a/homeassistant/components/firmata/pin.py
+++ b/homeassistant/components/firmata/pin.py
@@ -15,7 +15,7 @@ class FirmataPinUsedException(Exception):
 class FirmataBoardPin:
     """Manages a single Firmata board pin."""
 
-    def __init__(self, board: FirmataBoard, pin: FirmataPinType, pin_mode: str):
+    def __init__(self, board: FirmataBoard, pin: FirmataPinType, pin_mode: str) -> None:
         """Initialize the pin."""
         self.board = board
         self._pin = pin
@@ -43,7 +43,7 @@ class FirmataBinaryDigitalOutput(FirmataBoardPin):
         pin_mode: str,
         initial: bool,
         negate: bool,
-    ):
+    ) -> None:
         """Initialize the digital output pin."""
         self._initial = initial
         self._negate = negate
@@ -98,7 +98,7 @@ class FirmataPWMOutput(FirmataBoardPin):
         initial: bool,
         minimum: int,
         maximum: int,
-    ):
+    ) -> None:
         """Initialize the PWM/analog output pin."""
         self._initial = initial
         self._min = minimum
@@ -139,7 +139,7 @@ class FirmataBinaryDigitalInput(FirmataBoardPin):
 
     def __init__(
         self, board: FirmataBoard, pin: FirmataPinType, pin_mode: str, negate: bool
-    ):
+    ) -> None:
         """Initialize the digital input pin."""
         self._negate = negate
         self._forward_callback = None
@@ -206,7 +206,7 @@ class FirmataAnalogInput(FirmataBoardPin):
 
     def __init__(
         self, board: FirmataBoard, pin: FirmataPinType, pin_mode: str, differential: int
-    ):
+    ) -> None:
         """Initialize the analog input pin."""
         self._differential = differential
         self._forward_callback = None
diff --git a/homeassistant/components/flick_electric/__init__.py b/homeassistant/components/flick_electric/__init__.py
index 54167b6a55f..ff9b737cd00 100644
--- a/homeassistant/components/flick_electric/__init__.py
+++ b/homeassistant/components/flick_electric/__init__.py
@@ -47,7 +47,7 @@ async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry):
 class HassFlickAuth(AbstractFlickAuth):
     """Implementation of AbstractFlickAuth based on a Home Assistant entity config."""
 
-    def __init__(self, hass: HomeAssistant, entry: ConfigEntry):
+    def __init__(self, hass: HomeAssistant, entry: ConfigEntry) -> None:
         """Flick authention based on a Home Assistant entity config."""
         super().__init__(aiohttp_client.async_get_clientsession(hass))
         self._entry = entry
diff --git a/homeassistant/components/flick_electric/sensor.py b/homeassistant/components/flick_electric/sensor.py
index e6880600212..c523271716a 100644
--- a/homeassistant/components/flick_electric/sensor.py
+++ b/homeassistant/components/flick_electric/sensor.py
@@ -36,7 +36,7 @@ async def async_setup_entry(
 class FlickPricingSensor(SensorEntity):
     """Entity object for Flick Electric sensor."""
 
-    def __init__(self, api: FlickAPI):
+    def __init__(self, api: FlickAPI) -> None:
         """Entity object for Flick Electric sensor."""
         self._api: FlickAPI = api
         self._price: FlickPrice = None
diff --git a/homeassistant/components/flo/device.py b/homeassistant/components/flo/device.py
index e955c784ae4..f32aa7e6e32 100644
--- a/homeassistant/components/flo/device.py
+++ b/homeassistant/components/flo/device.py
@@ -21,7 +21,7 @@ class FloDeviceDataUpdateCoordinator(DataUpdateCoordinator):
 
     def __init__(
         self, hass: HomeAssistant, api_client: API, location_id: str, device_id: str
-    ):
+    ) -> None:
         """Initialize the device."""
         self.hass: HomeAssistant = hass
         self.api_client: API = api_client
diff --git a/homeassistant/components/flo/entity.py b/homeassistant/components/flo/entity.py
index 26aef603a22..94683e2cb20 100644
--- a/homeassistant/components/flo/entity.py
+++ b/homeassistant/components/flo/entity.py
@@ -19,7 +19,7 @@ class FloEntity(Entity):
         name: str,
         device: FloDeviceDataUpdateCoordinator,
         **kwargs,
-    ):
+    ) -> None:
         """Init Flo entity."""
         self._unique_id: str = f"{device.mac_address}_{entity_type}"
         self._name: str = name
diff --git a/homeassistant/components/flo/switch.py b/homeassistant/components/flo/switch.py
index ce9b48d1421..15bbbc78c69 100644
--- a/homeassistant/components/flo/switch.py
+++ b/homeassistant/components/flo/switch.py
@@ -57,7 +57,7 @@ async def async_setup_entry(hass, config_entry, async_add_entities):
 class FloSwitch(FloEntity, SwitchEntity):
     """Switch class for the Flo by Moen valve."""
 
-    def __init__(self, device: FloDeviceDataUpdateCoordinator):
+    def __init__(self, device: FloDeviceDataUpdateCoordinator) -> None:
         """Initialize the Flo switch."""
         super().__init__("shutoff_valve", "Shutoff Valve", device)
         self._state = self._device.last_known_valve_state == "open"
diff --git a/homeassistant/components/gogogate2/common.py b/homeassistant/components/gogogate2/common.py
index 9345f8d5fed..5f37b135ace 100644
--- a/homeassistant/components/gogogate2/common.py
+++ b/homeassistant/components/gogogate2/common.py
@@ -51,7 +51,7 @@ class DeviceDataUpdateCoordinator(DataUpdateCoordinator):
         update_interval: timedelta,
         update_method: Callable[[], Awaitable] | None = None,
         request_refresh_debouncer: Debouncer | None = None,
-    ):
+    ) -> None:
         """Initialize the data update coordinator."""
         DataUpdateCoordinator.__init__(
             self,
diff --git a/homeassistant/components/google_assistant/helpers.py b/homeassistant/components/google_assistant/helpers.py
index 752f40a0ead..885e79994ff 100644
--- a/homeassistant/components/google_assistant/helpers.py
+++ b/homeassistant/components/google_assistant/helpers.py
@@ -364,7 +364,7 @@ class RequestData:
         source: str,
         request_id: str,
         devices: list[dict] | None,
-    ):
+    ) -> None:
         """Initialize the request data."""
         self.config = config
         self.source = source
@@ -388,7 +388,9 @@ def get_google_type(domain, device_class):
 class GoogleEntity:
     """Adaptation of Entity expressed in Google's terms."""
 
-    def __init__(self, hass: HomeAssistant, config: AbstractConfig, state: State):
+    def __init__(
+        self, hass: HomeAssistant, config: AbstractConfig, state: State
+    ) -> None:
         """Initialize a Google entity."""
         self.hass = hass
         self.config = config
diff --git a/homeassistant/components/gree/bridge.py b/homeassistant/components/gree/bridge.py
index 87f02ab82c4..9a927d13d29 100644
--- a/homeassistant/components/gree/bridge.py
+++ b/homeassistant/components/gree/bridge.py
@@ -26,7 +26,7 @@ _LOGGER = logging.getLogger(__name__)
 class DeviceDataUpdateCoordinator(DataUpdateCoordinator):
     """Manages polling for state changes from the device."""
 
-    def __init__(self, hass: HomeAssistant, device: Device):
+    def __init__(self, hass: HomeAssistant, device: Device) -> None:
         """Initialize the data update coordinator."""
         DataUpdateCoordinator.__init__(
             self,
diff --git a/homeassistant/components/guardian/switch.py b/homeassistant/components/guardian/switch.py
index c8ec4c6c645..fe39ee635f4 100644
--- a/homeassistant/components/guardian/switch.py
+++ b/homeassistant/components/guardian/switch.py
@@ -86,7 +86,7 @@ class ValveControllerSwitch(ValveControllerEntity, SwitchEntity):
         entry: ConfigEntry,
         client: Client,
         coordinators: dict[str, DataUpdateCoordinator],
-    ):
+    ) -> None:
         """Initialize."""
         super().__init__(
             entry, coordinators, "valve", "Valve Controller", None, "mdi:water"
diff --git a/homeassistant/components/guardian/util.py b/homeassistant/components/guardian/util.py
index 884bbcde7c1..beaf71dea51 100644
--- a/homeassistant/components/guardian/util.py
+++ b/homeassistant/components/guardian/util.py
@@ -29,7 +29,7 @@ class GuardianDataUpdateCoordinator(DataUpdateCoordinator[dict]):
         api_coro: Callable[..., Awaitable],
         api_lock: asyncio.Lock,
         valve_controller_uid: str,
-    ):
+    ) -> None:
         """Initialize."""
         super().__init__(
             hass,
diff --git a/homeassistant/components/harmony/config_flow.py b/homeassistant/components/harmony/config_flow.py
index be765ee4cb0..b1e71ac2dab 100644
--- a/homeassistant/components/harmony/config_flow.py
+++ b/homeassistant/components/harmony/config_flow.py
@@ -49,7 +49,7 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
 
     VERSION = 1
 
-    def __init__(self):
+    def __init__(self) -> None:
         """Initialize the Harmony config flow."""
         self.harmony_config = {}
 
@@ -159,7 +159,7 @@ def _options_from_user_input(user_input):
 class OptionsFlowHandler(config_entries.OptionsFlow):
     """Handle a option flow for Harmony."""
 
-    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/hassio/auth.py b/homeassistant/components/hassio/auth.py
index 6c9b36fb3a0..78925ed73fc 100644
--- a/homeassistant/components/hassio/auth.py
+++ b/homeassistant/components/hassio/auth.py
@@ -34,7 +34,7 @@ def async_setup_auth_view(hass: HomeAssistant, user: User):
 class HassIOBaseAuth(HomeAssistantView):
     """Hass.io view to handle auth requests."""
 
-    def __init__(self, hass: HomeAssistant, user: User):
+    def __init__(self, hass: HomeAssistant, user: User) -> None:
         """Initialize WebView."""
         self.hass = hass
         self.user = user
diff --git a/homeassistant/components/hassio/http.py b/homeassistant/components/hassio/http.py
index e1bd1cb095c..47131b80de3 100644
--- a/homeassistant/components/hassio/http.py
+++ b/homeassistant/components/hassio/http.py
@@ -51,7 +51,7 @@ class HassIOView(HomeAssistantView):
     url = "/api/hassio/{path:.+}"
     requires_auth = False
 
-    def __init__(self, host: str, websession: aiohttp.ClientSession):
+    def __init__(self, host: str, websession: aiohttp.ClientSession) -> None:
         """Initialize a Hass.io base view."""
         self._host = host
         self._websession = websession
diff --git a/homeassistant/components/hassio/ingress.py b/homeassistant/components/hassio/ingress.py
index 7519c860398..61cec64bfda 100644
--- a/homeassistant/components/hassio/ingress.py
+++ b/homeassistant/components/hassio/ingress.py
@@ -35,7 +35,7 @@ class HassIOIngress(HomeAssistantView):
     url = "/api/hassio_ingress/{token}/{path:.*}"
     requires_auth = False
 
-    def __init__(self, host: str, websession: aiohttp.ClientSession):
+    def __init__(self, host: str, websession: aiohttp.ClientSession) -> None:
         """Initialize a Hass.io ingress view."""
         self._host = host
         self._websession = websession
diff --git a/homeassistant/components/home_connect/api.py b/homeassistant/components/home_connect/api.py
index da5f1df20c6..cf14de7cc42 100644
--- a/homeassistant/components/home_connect/api.py
+++ b/homeassistant/components/home_connect/api.py
@@ -46,7 +46,7 @@ class ConfigEntryAuth(homeconnect.HomeConnectAPI):
         hass: core.HomeAssistant,
         config_entry: config_entries.ConfigEntry,
         implementation: config_entry_oauth2_flow.AbstractOAuth2Implementation,
-    ):
+    ) -> None:
         """Initialize Home Connect Auth."""
         self.hass = hass
         self.config_entry = config_entry
diff --git a/homeassistant/components/home_plus_control/helpers.py b/homeassistant/components/home_plus_control/helpers.py
index 95d538def01..773732b1a50 100644
--- a/homeassistant/components/home_plus_control/helpers.py
+++ b/homeassistant/components/home_plus_control/helpers.py
@@ -27,7 +27,7 @@ class HomePlusControlOAuth2Implementation(
         self,
         hass: HomeAssistant,
         config_data: dict,
-    ):
+    ) -> None:
         """HomePlusControlOAuth2Implementation Constructor.
 
             Initialize the authentication implementation for the Legrand Home+ Control API.
diff --git a/homeassistant/components/homekit/aidmanager.py b/homeassistant/components/homekit/aidmanager.py
index 220014d7d4e..5af5559b2ef 100644
--- a/homeassistant/components/homekit/aidmanager.py
+++ b/homeassistant/components/homekit/aidmanager.py
@@ -65,7 +65,7 @@ class AccessoryAidStorage:
     persist over reboots.
     """
 
-    def __init__(self, hass: HomeAssistant, entry: ConfigEntry):
+    def __init__(self, hass: HomeAssistant, entry: ConfigEntry) -> None:
         """Create a new entity map store."""
         self.hass = hass
         self.allocations = {}
diff --git a/homeassistant/components/homekit/config_flow.py b/homeassistant/components/homekit/config_flow.py
index 6e1cd9bcaed..506b4f5c7a8 100644
--- a/homeassistant/components/homekit/config_flow.py
+++ b/homeassistant/components/homekit/config_flow.py
@@ -113,7 +113,7 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
 
     VERSION = 1
 
-    def __init__(self):
+    def __init__(self) -> None:
         """Initialize config flow."""
         self.hk_data = {}
 
@@ -263,7 +263,7 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
 class OptionsFlowHandler(config_entries.OptionsFlow):
     """Handle a option flow for homekit."""
 
-    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
         self.hk_options = {}
diff --git a/homeassistant/components/huawei_lte/config_flow.py b/homeassistant/components/huawei_lte/config_flow.py
index 3e19e18151f..3a0a0c32404 100644
--- a/homeassistant/components/huawei_lte/config_flow.py
+++ b/homeassistant/components/huawei_lte/config_flow.py
@@ -249,7 +249,7 @@ class ConfigFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
 class OptionsFlowHandler(config_entries.OptionsFlow):
     """Huawei LTE options 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/huisbaasje/sensor.py b/homeassistant/components/huisbaasje/sensor.py
index 3acf39a140d..1ea392b8269 100644
--- a/homeassistant/components/huisbaasje/sensor.py
+++ b/homeassistant/components/huisbaasje/sensor.py
@@ -38,7 +38,7 @@ class HuisbaasjeSensor(CoordinatorEntity, SensorEntity):
         unit_of_measurement: str = POWER_WATT,
         icon: str = "mdi:lightning-bolt",
         precision: int = 0,
-    ):
+    ) -> None:
         """Initialize the sensor."""
         super().__init__(coordinator)
         self._user_id = user_id
diff --git a/homeassistant/components/hyperion/config_flow.py b/homeassistant/components/hyperion/config_flow.py
index 61299c16c13..3e82f796c0e 100644
--- a/homeassistant/components/hyperion/config_flow.py
+++ b/homeassistant/components/hyperion/config_flow.py
@@ -432,7 +432,7 @@ class HyperionConfigFlow(ConfigFlow, domain=DOMAIN):
 class HyperionOptionsFlow(OptionsFlow):
     """Hyperion options flow."""
 
-    def __init__(self, config_entry: ConfigEntry):
+    def __init__(self, config_entry: ConfigEntry) -> None:
         """Initialize a Hyperion options flow."""
         self._config_entry = config_entry
 
diff --git a/homeassistant/components/iaqualink/__init__.py b/homeassistant/components/iaqualink/__init__.py
index a95ec804890..4ed9efd06f2 100644
--- a/homeassistant/components/iaqualink/__init__.py
+++ b/homeassistant/components/iaqualink/__init__.py
@@ -201,7 +201,7 @@ class AqualinkEntity(Entity):
     class.
     """
 
-    def __init__(self, dev: AqualinkDevice):
+    def __init__(self, dev: AqualinkDevice) -> None:
         """Initialize the entity."""
         self.dev = dev
 
diff --git a/homeassistant/components/icloud/account.py b/homeassistant/components/icloud/account.py
index 5a33b5d9508..95b90791165 100644
--- a/homeassistant/components/icloud/account.py
+++ b/homeassistant/components/icloud/account.py
@@ -85,7 +85,7 @@ class IcloudAccount:
         max_interval: int,
         gps_accuracy_threshold: int,
         config_entry: ConfigEntry,
-    ):
+    ) -> None:
         """Initialize an iCloud account."""
         self.hass = hass
         self._username = username
@@ -374,7 +374,7 @@ class IcloudAccount:
 class IcloudDevice:
     """Representation of a iCloud device."""
 
-    def __init__(self, account: IcloudAccount, device: AppleDevice, status):
+    def __init__(self, account: IcloudAccount, device: AppleDevice, status) -> None:
         """Initialize the iCloud device."""
         self._account = account
 
diff --git a/homeassistant/components/icloud/device_tracker.py b/homeassistant/components/icloud/device_tracker.py
index 808689bc00a..2f53e782750 100644
--- a/homeassistant/components/icloud/device_tracker.py
+++ b/homeassistant/components/icloud/device_tracker.py
@@ -61,7 +61,7 @@ def add_entities(account, async_add_entities, tracked):
 class IcloudTrackerEntity(TrackerEntity):
     """Represent a tracked device."""
 
-    def __init__(self, account: IcloudAccount, device: IcloudDevice):
+    def __init__(self, account: IcloudAccount, device: IcloudDevice) -> None:
         """Set up the iCloud tracker entity."""
         self._account = account
         self._device = device
diff --git a/homeassistant/components/icloud/sensor.py b/homeassistant/components/icloud/sensor.py
index 6a7304dfc9d..0e1bda16d60 100644
--- a/homeassistant/components/icloud/sensor.py
+++ b/homeassistant/components/icloud/sensor.py
@@ -53,7 +53,7 @@ def add_entities(account, async_add_entities, tracked):
 class IcloudDeviceBatterySensor(SensorEntity):
     """Representation of a iCloud device battery sensor."""
 
-    def __init__(self, account: IcloudAccount, device: IcloudDevice):
+    def __init__(self, account: IcloudAccount, device: IcloudDevice) -> None:
         """Initialize the battery sensor."""
         self._account = account
         self._device = device
diff --git a/homeassistant/components/image/__init__.py b/homeassistant/components/image/__init__.py
index 37b3bd7ff6a..e27abf70127 100644
--- a/homeassistant/components/image/__init__.py
+++ b/homeassistant/components/image/__init__.py
@@ -159,7 +159,7 @@ class ImageServeView(HomeAssistantView):
 
     def __init__(
         self, image_folder: pathlib.Path, image_collection: ImageStorageCollection
-    ):
+    ) -> None:
         """Initialize image serve view."""
         self.transform_lock = asyncio.Lock()
         self.image_folder = image_folder
diff --git a/homeassistant/components/input_boolean/__init__.py b/homeassistant/components/input_boolean/__init__.py
index 399ab73783b..661d58da989 100644
--- a/homeassistant/components/input_boolean/__init__.py
+++ b/homeassistant/components/input_boolean/__init__.py
@@ -144,7 +144,7 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
 class InputBoolean(ToggleEntity, RestoreEntity):
     """Representation of a boolean input."""
 
-    def __init__(self, config: dict | None):
+    def __init__(self, config: dict | None) -> None:
         """Initialize a boolean input."""
         self._config = config
         self.editable = True
diff --git a/homeassistant/components/input_number/__init__.py b/homeassistant/components/input_number/__init__.py
index 7c6a34f6e5b..9c0cc202cfa 100644
--- a/homeassistant/components/input_number/__init__.py
+++ b/homeassistant/components/input_number/__init__.py
@@ -196,7 +196,7 @@ class NumberStorageCollection(collection.StorageCollection):
 class InputNumber(RestoreEntity):
     """Representation of a slider."""
 
-    def __init__(self, config: dict):
+    def __init__(self, config: dict) -> None:
         """Initialize an input number."""
         self._config = config
         self.editable = True
diff --git a/homeassistant/components/input_select/__init__.py b/homeassistant/components/input_select/__init__.py
index b53b907ca10..859ae6f91e1 100644
--- a/homeassistant/components/input_select/__init__.py
+++ b/homeassistant/components/input_select/__init__.py
@@ -201,7 +201,7 @@ class InputSelectStorageCollection(collection.StorageCollection):
 class InputSelect(RestoreEntity):
     """Representation of a select input."""
 
-    def __init__(self, config: dict):
+    def __init__(self, config: dict) -> None:
         """Initialize a select input."""
         self._config = config
         self.editable = True
diff --git a/homeassistant/components/input_text/__init__.py b/homeassistant/components/input_text/__init__.py
index f4daec0a4d4..417dbf81249 100644
--- a/homeassistant/components/input_text/__init__.py
+++ b/homeassistant/components/input_text/__init__.py
@@ -190,7 +190,7 @@ class InputTextStorageCollection(collection.StorageCollection):
 class InputText(RestoreEntity):
     """Represent a text box."""
 
-    def __init__(self, config: dict):
+    def __init__(self, config: dict) -> None:
         """Initialize a text input."""
         self._config = config
         self.editable = True
diff --git a/homeassistant/components/ipp/__init__.py b/homeassistant/components/ipp/__init__.py
index 198fdaa602a..c1bc7ed4986 100644
--- a/homeassistant/components/ipp/__init__.py
+++ b/homeassistant/components/ipp/__init__.py
@@ -82,7 +82,7 @@ class IPPDataUpdateCoordinator(DataUpdateCoordinator[IPPPrinter]):
         base_path: str,
         tls: bool,
         verify_ssl: bool,
-    ):
+    ) -> None:
         """Initialize global IPP data updater."""
         self.ipp = IPP(
             host=host,
diff --git a/homeassistant/components/isy994/config_flow.py b/homeassistant/components/isy994/config_flow.py
index bd1baa66045..c9ca29e8f63 100644
--- a/homeassistant/components/isy994/config_flow.py
+++ b/homeassistant/components/isy994/config_flow.py
@@ -108,7 +108,7 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
 
     VERSION = 1
 
-    def __init__(self):
+    def __init__(self) -> None:
         """Initialize the isy994 config flow."""
         self.discovered_conf = {}
 
@@ -194,7 +194,7 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
 class OptionsFlowHandler(config_entries.OptionsFlow):
     """Handle a option flow for isy994."""
 
-    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/keenetic_ndms2/binary_sensor.py b/homeassistant/components/keenetic_ndms2/binary_sensor.py
index 5da52eff00d..ed366bd7402 100644
--- a/homeassistant/components/keenetic_ndms2/binary_sensor.py
+++ b/homeassistant/components/keenetic_ndms2/binary_sensor.py
@@ -27,7 +27,7 @@ async def async_setup_entry(
 class RouterOnlineBinarySensor(BinarySensorEntity):
     """Representation router connection status."""
 
-    def __init__(self, router: KeeneticRouter):
+    def __init__(self, router: KeeneticRouter) -> None:
         """Initialize the APCUPSd binary device."""
         self._router = router
 
diff --git a/homeassistant/components/keenetic_ndms2/config_flow.py b/homeassistant/components/keenetic_ndms2/config_flow.py
index 4437aa12edf..4377a1094fc 100644
--- a/homeassistant/components/keenetic_ndms2/config_flow.py
+++ b/homeassistant/components/keenetic_ndms2/config_flow.py
@@ -89,7 +89,7 @@ class KeeneticFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
 class KeeneticOptionsFlowHandler(config_entries.OptionsFlow):
     """Handle options."""
 
-    def __init__(self, config_entry: ConfigEntry):
+    def __init__(self, config_entry: ConfigEntry) -> None:
         """Initialize options flow."""
         self.config_entry = config_entry
         self._interface_options = {}
diff --git a/homeassistant/components/keenetic_ndms2/device_tracker.py b/homeassistant/components/keenetic_ndms2/device_tracker.py
index 461814b1917..a08d8c72f0c 100644
--- a/homeassistant/components/keenetic_ndms2/device_tracker.py
+++ b/homeassistant/components/keenetic_ndms2/device_tracker.py
@@ -155,7 +155,7 @@ def update_items(router: KeeneticRouter, async_add_entities, tracked: set[str]):
 class KeeneticTracker(ScannerEntity):
     """Representation of network device."""
 
-    def __init__(self, device: Device, router: KeeneticRouter):
+    def __init__(self, device: Device, router: KeeneticRouter) -> None:
         """Initialize the tracked device."""
         self._device = device
         self._router = router
diff --git a/homeassistant/components/keenetic_ndms2/router.py b/homeassistant/components/keenetic_ndms2/router.py
index 049d9aab0de..87841d8291c 100644
--- a/homeassistant/components/keenetic_ndms2/router.py
+++ b/homeassistant/components/keenetic_ndms2/router.py
@@ -37,7 +37,7 @@ _LOGGER = logging.getLogger(__name__)
 class KeeneticRouter:
     """Keenetic client Object."""
 
-    def __init__(self, hass: HomeAssistant, config_entry: ConfigEntry):
+    def __init__(self, hass: HomeAssistant, config_entry: ConfigEntry) -> None:
         """Initialize the Client."""
         self.hass = hass
         self.config_entry = config_entry
diff --git a/homeassistant/components/knx/cover.py b/homeassistant/components/knx/cover.py
index 0ca060e6f22..86fba34a87a 100644
--- a/homeassistant/components/knx/cover.py
+++ b/homeassistant/components/knx/cover.py
@@ -86,7 +86,7 @@ def _async_migrate_unique_id(
 class KNXCover(KnxEntity, CoverEntity):
     """Representation of a KNX cover."""
 
-    def __init__(self, xknx: XKNX, config: ConfigType):
+    def __init__(self, xknx: XKNX, config: ConfigType) -> None:
         """Initialize the cover."""
         self._device: XknxCover
         super().__init__(
diff --git a/homeassistant/components/konnected/config_flow.py b/homeassistant/components/konnected/config_flow.py
index b1099b47929..4cc53c9069a 100644
--- a/homeassistant/components/konnected/config_flow.py
+++ b/homeassistant/components/konnected/config_flow.py
@@ -168,7 +168,7 @@ class KonnectedFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     # class variable to store/share discovered host information
     discovered_hosts = {}
 
-    def __init__(self):
+    def __init__(self) -> None:
         """Initialize the Konnected flow."""
         self.data = {}
         self.options = OPTIONS_SCHEMA({CONF_IO: {}})
@@ -360,7 +360,7 @@ class KonnectedFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
 class OptionsFlowHandler(config_entries.OptionsFlow):
     """Handle a option flow for a Konnected Panel."""
 
-    def __init__(self, config_entry: config_entries.ConfigEntry):
+    def __init__(self, config_entry: config_entries.ConfigEntry) -> None:
         """Initialize options flow."""
         self.entry = config_entry
         self.model = self.entry.data[CONF_MODEL]
diff --git a/homeassistant/components/kostal_plenticore/helper.py b/homeassistant/components/kostal_plenticore/helper.py
index a78896a179d..eb4f6ce44a6 100644
--- a/homeassistant/components/kostal_plenticore/helper.py
+++ b/homeassistant/components/kostal_plenticore/helper.py
@@ -121,7 +121,7 @@ class PlenticoreUpdateCoordinator(DataUpdateCoordinator):
         name: str,
         update_inverval: timedelta,
         plenticore: Plenticore,
-    ):
+    ) -> None:
         """Create a new update coordinator for plenticore data."""
         super().__init__(
             hass=hass,
diff --git a/homeassistant/components/kulersky/light.py b/homeassistant/components/kulersky/light.py
index c83b4dac9a7..48f27e91c79 100644
--- a/homeassistant/components/kulersky/light.py
+++ b/homeassistant/components/kulersky/light.py
@@ -68,7 +68,7 @@ async def async_setup_entry(
 class KulerskyLight(LightEntity):
     """Representation of an Kuler Sky Light."""
 
-    def __init__(self, light: pykulersky.Light):
+    def __init__(self, light: pykulersky.Light) -> None:
         """Initialize a Kuler Sky light."""
         self._light = light
         self._hs_color = None