Add type hints to google_assistant (#62748)

* Add type hints to google_assistant

* Fix pylint

* Adjust type hint

* Fix black

* Revert changes to smart_home

Co-authored-by: epenet <epenet@users.noreply.github.com>

homeassistant/components/google_assistant/helpers.py

@@ -46,7 +46,7 @@ _LOGGER = logging.getLogger(__name__)
 
 
 async def _get_entity_and_device(
-    hass, entity_id
+    hass: HomeAssistant, entity_id: str
 ) -> tuple[RegistryEntry, DeviceEntry] | None:
     """Fetch the entity and device entries for a entity_id."""
     dev_reg, ent_reg = await gather(
@@ -60,7 +60,11 @@ async def _get_entity_and_device(
     return entity_entry, device_entry
 
 
-async def _get_area(hass, entity_entry, device_entry) -> AreaEntry | None:
+async def _get_area(
+    hass: HomeAssistant,
+    entity_entry: RegistryEntry | None,
+    device_entry: DeviceEntry | None,
+) -> AreaEntry | None:
     """Calculate the area for an entity."""
     if entity_entry and entity_entry.area_id:
         area_id = entity_entry.area_id
@@ -73,7 +77,7 @@ async def _get_area(hass, entity_entry, device_entry) -> AreaEntry | None:
     return area_reg.areas.get(area_id)
 
 
-async def _get_device_info(device_entry) -> dict[str, str] | None:
+async def _get_device_info(device_entry: DeviceEntry | None) -> dict[str, str] | None:
     """Retrieve the device info for a device."""
     if not device_entry:
         return None
@@ -593,7 +597,9 @@ def deep_update(target, source):
 
 
 @callback
-def async_get_entities(hass, config) -> list[GoogleEntity]:
+def async_get_entities(
+    hass: HomeAssistant, config: AbstractConfig
+) -> list[GoogleEntity]:
     """Return all entities that are supported by Google."""
     entities = []
     for state in hass.states.async_all():

homeassistant/components/google_assistant/http.py

@@ -1,8 +1,11 @@
 """Support for Google Actions Smart Home Control."""
+from __future__ import annotations
+
 import asyncio
 from datetime import timedelta
 from http import HTTPStatus
 import logging
+from typing import Any
 from uuid import uuid4
 
 from aiohttp import ClientError, ClientResponseError
@@ -12,6 +15,7 @@ import jwt
 # Typing imports
 from homeassistant.components.http import HomeAssistantView
 from homeassistant.const import CLOUD_NEVER_EXPOSED_ENTITIES, ENTITY_CATEGORIES
+from homeassistant.core import HomeAssistant
 from homeassistant.helpers import entity_registry as er
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
 from homeassistant.util import dt as dt_util
@@ -52,7 +56,9 @@ def _get_homegraph_jwt(time, iss, key):
     return jwt.encode(jwt_raw, key, algorithm="RS256")
 
 
-async def _get_homegraph_token(hass, jwt_signed):
+async def _get_homegraph_token(
+    hass: HomeAssistant, jwt_signed: str
+) -> dict[str, Any] | list[str, Any] | Any:
     headers = {
         "Authorization": f"Bearer {jwt_signed}",
         "Content-Type": "application/x-www-form-urlencoded",