Enable strict typing for intent (#107282)

.strict-typing

@@ -228,6 +228,7 @@ homeassistant.components.input_button.*
 homeassistant.components.input_select.*
 homeassistant.components.input_text.*
 homeassistant.components.integration.*
+homeassistant.components.intent.*
 homeassistant.components.ipp.*
 homeassistant.components.iqvia.*
 homeassistant.components.islamic_prayer_times.*

homeassistant/components/intent/__init__.py

@@ -1,6 +1,10 @@
 """The Intent integration."""
-import logging
+from __future__ import annotations
 
+import logging
+from typing import Any, Protocol
+
+from aiohttp import web
 import voluptuous as vol
 
 from homeassistant.components import http
@@ -69,6 +73,13 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
     return True
 
 
+class IntentPlatformProtocol(Protocol):
+    """Define the format that intent platforms can have."""
+
+    async def async_setup_intents(self, hass: HomeAssistant) -> None:
+        """Set up platform intents."""
+
+
 class OnOffIntentHandler(intent.ServiceIntentHandler):
     """Intent handler for on/off that handles covers too."""
 
@@ -249,7 +260,9 @@ class NevermindIntentHandler(intent.IntentHandler):
         return intent_obj.create_response()
 
 
-async def _async_process_intent(hass: HomeAssistant, domain: str, platform):
+async def _async_process_intent(
+    hass: HomeAssistant, domain: str, platform: IntentPlatformProtocol
+) -> None:
     """Process the intents of an integration."""
     await platform.async_setup_intents(hass)
 
@@ -268,9 +281,9 @@ class IntentHandleView(http.HomeAssistantView):
             }
         )
     )
-    async def post(self, request, data):
+    async def post(self, request: web.Request, data: dict[str, Any]) -> web.Response:
         """Handle intent with name/data."""
-        hass = request.app["hass"]
+        hass: HomeAssistant = request.app["hass"]
         language = hass.config.language
 
         try:
@@ -286,7 +299,7 @@ class IntentHandleView(http.HomeAssistantView):
             intent_result.async_set_speech(str(err))
 
         if intent_result is None:
-            intent_result = intent.IntentResponse(language=language)
+            intent_result = intent.IntentResponse(language=language)  # type: ignore[unreachable]
             intent_result.async_set_speech("Sorry, I couldn't handle that")
 
         return self.json(intent_result)

homeassistant/helpers/intent.py

@@ -2,7 +2,7 @@
 from __future__ import annotations
 
 import asyncio
-from collections.abc import Collection, Iterable
+from collections.abc import Collection, Coroutine, Iterable
 import dataclasses
 from dataclasses import dataclass
 from enum import Enum
@@ -451,7 +451,7 @@ class ServiceIntentHandler(IntentHandler):
         else:
             speech_name = states[0].name
 
-        service_coros = []
+        service_coros: list[Coroutine[Any, Any, None]] = []
         for state in states:
             service_coros.append(self.async_call_service(intent_obj, state))
 
@@ -507,7 +507,7 @@ class ServiceIntentHandler(IntentHandler):
             )
         )
 
-    async def _run_then_background(self, task: asyncio.Task) -> None:
+    async def _run_then_background(self, task: asyncio.Task[Any]) -> None:
         """Run task with timeout to (hopefully) catch validation errors.
 
         After the timeout the task will continue to run in the background.

mypy.ini

@@ -2041,6 +2041,16 @@ disallow_untyped_defs = true
 warn_return_any = true
 warn_unreachable = true
 
+[mypy-homeassistant.components.intent.*]
+check_untyped_defs = true
+disallow_incomplete_defs = true
+disallow_subclassing_any = true
+disallow_untyped_calls = true
+disallow_untyped_decorators = true
+disallow_untyped_defs = true
+warn_return_any = true
+warn_unreachable = true
+
 [mypy-homeassistant.components.ipp.*]
 check_untyped_defs = true
 disallow_incomplete_defs = true