Update mypy to 1.20.0 (#167000)

homeassistant/components/alarmdecoder/config_flow.py

@@ -3,10 +3,10 @@
 from __future__ import annotations
 
 import logging
-from typing import Any
+from typing import Any, cast
 
 from adext import AdExt
-from alarmdecoder.devices import SerialDevice, SocketDevice
+from alarmdecoder.devices import Device, SerialDevice, SocketDevice
 from alarmdecoder.util import NoDeviceError
 import voluptuous as vol
 
@@ -102,16 +102,21 @@ class AlarmDecoderFlowHandler(ConfigFlow, domain=DOMAIN):
                 self._async_current_entries(), user_input, self.protocol
             ):
                 return self.async_abort(reason="already_configured")
-            connection = {}
+            connection: dict[str, Any] = {}
             baud = None
+            device: Device
             if self.protocol == PROTOCOL_SOCKET:
-                host = connection[CONF_HOST] = user_input[CONF_HOST]
-                port = connection[CONF_PORT] = user_input[CONF_PORT]
-                title = f"{host}:{port}"
+                host = connection[CONF_HOST] = cast(str, user_input[CONF_HOST])
+                port = connection[CONF_PORT] = cast(int, user_input[CONF_PORT])
+                title: str = f"{host}:{port}"
                 device = SocketDevice(interface=(host, port))
             if self.protocol == PROTOCOL_SERIAL:
-                path = connection[CONF_DEVICE_PATH] = user_input[CONF_DEVICE_PATH]
-                baud = connection[CONF_DEVICE_BAUD] = user_input[CONF_DEVICE_BAUD]
+                path = connection[CONF_DEVICE_PATH] = cast(
+                    str, user_input[CONF_DEVICE_PATH]
+                )
+                baud = connection[CONF_DEVICE_BAUD] = cast(
+                    int, user_input[CONF_DEVICE_BAUD]
+                )
                 title = path
                 device = SerialDevice(interface=path)
 
@@ -132,6 +137,7 @@ class AlarmDecoderFlowHandler(ConfigFlow, domain=DOMAIN):
                 _LOGGER.exception("Unexpected exception during AlarmDecoder setup")
                 errors["base"] = "unknown"
 
+        schema: vol.Schema
         if self.protocol == PROTOCOL_SOCKET:
             schema = vol.Schema(
                 {

homeassistant/components/config/entity_registry.py

@@ -210,7 +210,7 @@ def websocket_update_entity(
         )
         return
 
-    changes = {}
+    changes: dict[str, Any] = {}
 
     for key in (
         "area_id",

homeassistant/components/devolo_home_control/sensor.py

@@ -2,6 +2,8 @@
 
 from __future__ import annotations
 
+from typing import TYPE_CHECKING
+
 from devolo_home_control_api.devices.zwave import Zwave
 from devolo_home_control_api.homecontrol import HomeControl
 
@@ -188,6 +190,8 @@ class DevoloConsumptionEntity(DevoloMultiLevelDeviceEntity):
     def sync_callback(self, message: tuple) -> None:
         """Update the consumption sensor state."""
         if message[0] == self._attr_unique_id:
+            if TYPE_CHECKING:
+                assert self._attr_unique_id is not None
             self._value = getattr(
                 self._device_instance.consumption_property[self._attr_unique_id],
                 self._sensor_type,

homeassistant/components/eafm/__init__.py

@@ -25,7 +25,7 @@ def _fix_device_registry_identifiers(
         if old_identifier not in device_entry.identifiers:  # type: ignore[comparison-overlap]
             continue
         new_identifiers = device_entry.identifiers.copy()
-        new_identifiers.discard(old_identifier)  # type: ignore[arg-type]
+        new_identifiers.discard(old_identifier)
         new_identifiers.add((DOMAIN, entry.data["station"]))
         device_registry.async_update_device(
             device_entry.id, new_identifiers=new_identifiers

homeassistant/components/elevenlabs/tts.py

@@ -273,7 +273,7 @@ class ElevenLabsTTSEntity(TextToSpeechEntity):
                     continue
 
                 # Build kwargs common to both modes
-                kwargs = base_stream_params | {
+                kwargs: dict[str, Any] = base_stream_params | {
                     "text": text,
                 }
 

homeassistant/components/elkm1/__init__.py

@@ -293,7 +293,7 @@ async def async_setup_entry(hass: HomeAssistant, entry: ElkM1ConfigEntry) -> boo
 
     elk_temp_unit = elk.panel.temperature_units
     if elk_temp_unit == "C":
-        temperature_unit = UnitOfTemperature.CELSIUS
+        temperature_unit = UnitOfTemperature.CELSIUS  # type: ignore[unreachable]
     else:
         temperature_unit = UnitOfTemperature.FAHRENHEIT
     config["temperature_unit"] = temperature_unit

homeassistant/components/homekit/__init__.py

@@ -979,7 +979,7 @@ class HomeKit:
             for entry in dev_reg.devices.get_devices_for_config_entry_id(self._entry_id)
             if (
                 identifier not in entry.identifiers  # type: ignore[comparison-overlap]
-                or connection not in entry.connections
+                or connection not in entry.connections  # type: ignore[unreachable]
             )
         ]
 

homeassistant/components/lidarr/sensor.py

@@ -97,7 +97,8 @@ SENSOR_TYPES: dict[str, LidarrSensorEntityDescription[Any]] = {
         state_class=SensorStateClass.TOTAL,
         entity_registry_enabled_default=False,
         attributes_fn=lambda data: {
-            album.title: album.artist.artistName for album in data.records
+            album.title: album.artist.artistName  # type: ignore[misc]
+            for album in data.records
         },
     ),
     "albums": LidarrSensorEntityDescription[int](

homeassistant/components/onkyo/coordinator.py

@@ -122,7 +122,7 @@ class ChannelMutingCoordinator(DataUpdateCoordinator[ChannelMutingData]):
         """Send muting command for a channel."""
         self._desired[channel] = param
         message_data: ChannelMutingDesired = self.data | self._desired
-        message = command.ChannelMuting(**message_data)  # type: ignore[misc]
+        message = command.ChannelMuting(**message_data)
         await self.manager.write(message)
 
     async def _update_callback(self, message: Status) -> None:

homeassistant/components/sonarr/helpers.py

@@ -276,7 +276,7 @@ def format_upcoming(
 
     for episode in calendar:
         # Create a unique key combining series title and episode identifier
-        series_title = episode.series.title if hasattr(episode, "series") else "Unknown"
+        series_title = episode.series.title if hasattr(episode, "series") else "Unknown"  # type: ignore[misc]
         identifier = f"S{episode.seasonNumber:02d}E{episode.episodeNumber:02d}"
         key = f"{series_title} {identifier}"
         episodes[key] = format_upcoming_item(episode, base_url)
@@ -324,7 +324,7 @@ def format_wanted(
     for item in wanted.records:
         # Create a unique key combining series title and episode identifier
         series_title = (
-            item.series.title if hasattr(item, "series") and item.series else "Unknown"
+            item.series.title if hasattr(item, "series") and item.series else "Unknown"  # type: ignore[misc]
         )
         identifier = f"S{item.seasonNumber:02d}E{item.episodeNumber:02d}"
         key = f"{series_title} {identifier}"

homeassistant/components/sonarr/sensor.py

@@ -65,9 +65,9 @@ def get_queue_attr(queue: SonarrQueue) -> dict[str, str]:
         remaining = 1 if item.size == 0 else item.sizeleft / item.size
         remaining_pct = 100 * (1 - remaining)
         identifier = (
-            f"S{item.episode.seasonNumber:02d}E{item.episode.episodeNumber:02d}"
+            f"S{item.episode.seasonNumber:02d}E{item.episode.episodeNumber:02d}"  # type: ignore[misc]
         )
-        attrs[f"{item.series.title} {identifier}"] = f"{remaining_pct:.2f}%"
+        attrs[f"{item.series.title} {identifier}"] = f"{remaining_pct:.2f}%"  # type: ignore[misc]
     return attrs
 
 
@@ -77,7 +77,7 @@ def get_wanted_attr(wanted: SonarrWantedMissing) -> dict[str, str]:
     for item in wanted.records:
         identifier = f"S{item.seasonNumber:02d}E{item.episodeNumber:02d}"
 
-        name = f"{item.series.title} {identifier}"
+        name = f"{item.series.title} {identifier}"  # type: ignore[misc]
         attrs[name] = dt_util.as_local(
             item.airDateUtc.replace(tzinfo=dt_util.UTC)
         ).isoformat()
@@ -126,7 +126,8 @@ SENSOR_TYPES: dict[str, SonarrSensorEntityDescription[Any]] = {
         translation_key="upcoming",
         value_fn=len,
         attributes_fn=lambda data: {
-            e.series.title: f"S{e.seasonNumber:02d}E{e.episodeNumber:02d}" for e in data
+            e.series.title: f"S{e.seasonNumber:02d}E{e.episodeNumber:02d}"  # type: ignore[misc]
+            for e in data
         },
     ),
     "wanted": SonarrSensorEntityDescription[SonarrWantedMissing](

homeassistant/core_config.py

@@ -526,7 +526,7 @@ class _ComponentSet(set[str]):
         self._top_level_components.remove(value)
         return super().remove(value)
 
-    def discard(self, value: str) -> None:
+    def discard(self, value: object) -> None:
         """Remove a component from the store."""
         raise NotImplementedError("_ComponentSet does not support discard, use remove")
 

mypy.ini

@@ -14,7 +14,6 @@ strict_bytes = true
 no_implicit_optional = true
 warn_incomplete_stub = true
 warn_redundant_casts = true
-warn_unused_configs = true
 warn_unused_ignores = true
 enable_error_code = deprecated, ignore-without-code, redundant-self, truthy-iterable
 disable_error_code = annotation-unchecked, import-not-found, import-untyped

requirements_test.txt

@@ -11,10 +11,10 @@ astroid==4.0.4
 coverage==7.10.6
 freezegun==1.5.2
 # librt is an internal mypy dependency
-librt==0.7.3
+librt==0.8.1
 license-expression==30.4.3
 mock-open==1.4.0
-mypy==1.19.1
+mypy==1.20.0
 prek==0.2.28
 pydantic==2.12.2
 pylint==4.0.5

script/hassfest/mypy_config.py

@@ -50,7 +50,6 @@ GENERAL_SETTINGS: Final[dict[str, str]] = {
     "no_implicit_optional": "true",
     "warn_incomplete_stub": "true",
     "warn_redundant_casts": "true",
-    "warn_unused_configs": "true",
     "warn_unused_ignores": "true",
     "enable_error_code": ", ".join(  # noqa: FLY002
         [