Correct typing in Insteon and activate mypy (#53222)

homeassistant/components/insteon/fan.py

@@ -1,4 +1,6 @@
 """Support for INSTEON fans via PowerLinc Modem."""
+from __future__ import annotations
+
 import math
 
 from homeassistant.components.fan import (
@@ -39,7 +41,7 @@ class InsteonFanEntity(InsteonEntity, FanEntity):
     """An INSTEON fan entity."""
 
     @property
-    def percentage(self) -> int:
+    def percentage(self) -> int | None:
         """Return the current speed percentage."""
         if self._insteon_device_group.value is None:
             return None

homeassistant/components/insteon/ipdb.py

@@ -110,4 +110,4 @@ def get_device_platforms(device):
 
 def get_platform_groups(device, domain) -> dict:
     """Return the platforms that a device belongs in."""
-    return DEVICE_PLATFORM.get(type(device), {}).get(domain, {})
+    return DEVICE_PLATFORM.get(type(device), {}).get(domain, {})  # type: ignore

homeassistant/components/insteon/schemas.py

@@ -161,7 +161,7 @@ TRIGGER_SCENE_SCHEMA = vol.Schema(
 ADD_DEFAULT_LINKS_SCHEMA = vol.Schema({vol.Required(CONF_ENTITY_ID): cv.entity_id})
 
 
-def normalize_byte_entry_to_int(entry: [int, bytes, str]):
+def normalize_byte_entry_to_int(entry: int | bytes | str):
     """Format a hex entry value."""
     if isinstance(entry, int):
         if entry in range(0, 256):

mypy.ini

@@ -1277,9 +1277,6 @@ ignore_errors = true
 [mypy-homeassistant.components.input_number.*]
 ignore_errors = true
 
-[mypy-homeassistant.components.insteon.*]
-ignore_errors = true
-
 [mypy-homeassistant.components.ipp.*]
 ignore_errors = true
 

script/hassfest/mypy_config.py

@@ -84,7 +84,6 @@ IGNORED_MODULES: Final[list[str]] = [
     "homeassistant.components.influxdb.*",
     "homeassistant.components.input_datetime.*",
     "homeassistant.components.input_number.*",
-    "homeassistant.components.insteon.*",
     "homeassistant.components.ipp.*",
     "homeassistant.components.isy994.*",
     "homeassistant.components.izone.*",