Activate mypy for Alexa (#54042)

homeassistant/components/alexa/capabilities.py

@@ -99,7 +99,7 @@ class AlexaCapability:
         return False
 
     @staticmethod
-    def properties_non_controllable() -> bool:
+    def properties_non_controllable() -> bool | None:
         """Return True if non controllable."""
         return None
 

homeassistant/components/alexa/errors.py

@@ -1,4 +1,6 @@
 """Alexa related errors."""
+from __future__ import annotations
+
 from homeassistant.exceptions import HomeAssistantError
 
 from .const import API_TEMP_UNITS
@@ -22,8 +24,8 @@ class AlexaError(Exception):
     A handler can raise subclasses of this to return an error to the request.
     """
 
-    namespace = None
-    error_type = None
+    namespace: str | None = None
+    error_type: str | None = None
 
     def __init__(self, error_message, payload=None):
         """Initialize an alexa error."""

mypy.ini

@@ -1271,9 +1271,6 @@ ignore_errors = true
 [mypy-homeassistant.components.aemet.*]
 ignore_errors = true
 
-[mypy-homeassistant.components.alexa.*]
-ignore_errors = true
-
 [mypy-homeassistant.components.almond.*]
 ignore_errors = true
 

script/hassfest/mypy_config.py

@@ -16,7 +16,6 @@ from .model import Config, Integration
 IGNORED_MODULES: Final[list[str]] = [
     "homeassistant.components.adguard.*",
     "homeassistant.components.aemet.*",
-    "homeassistant.components.alexa.*",
     "homeassistant.components.almond.*",
     "homeassistant.components.amcrest.*",
     "homeassistant.components.analytics.*",