Remove support for python <3.11 (#1273)

Python 3.11 ships with latest Debian Bookworm. 
pypy is not that widely used with this library based on statistics. It could be added back when pypy supports python 3.11.

kasa/iot/iotbulb.py

@@ -5,7 +5,7 @@ from __future__ import annotations
 import logging
 import re
 from enum import Enum
-from typing import Optional, cast
+from typing import cast
 
 from pydantic.v1 import BaseModel, Field, root_validator
 
@@ -49,7 +49,7 @@ class TurnOnBehavior(BaseModel):
     """
 
     #: Index of preset to use, or ``None`` for the last known state.
-    preset: Optional[int] = Field(alias="index", default=None)  # noqa: UP007
+    preset: int | None = Field(alias="index", default=None)
     #: Wanted behavior
     mode: BehaviorMode
 

kasa/iot/iotdevice.py

@@ -17,9 +17,9 @@ from __future__ import annotations
 import functools
 import inspect
 import logging
-from collections.abc import Mapping, Sequence
+from collections.abc import Callable, Mapping, Sequence
 from datetime import datetime, timedelta, tzinfo
-from typing import TYPE_CHECKING, Any, Callable, cast
+from typing import TYPE_CHECKING, Any, cast
 from warnings import warn
 
 from ..device import Device, WifiNetwork, _DeviceInfo

kasa/iot/iottimezone.py

@@ -5,7 +5,6 @@ from __future__ import annotations
 import logging
 from datetime import datetime, timedelta, tzinfo
 from typing import cast
-
 from zoneinfo import ZoneInfo
 
 from ..cachedzoneinfo import CachedZoneInfo

kasa/iot/modules/lightpreset.py

@@ -4,7 +4,7 @@ from __future__ import annotations
 
 from collections.abc import Sequence
 from dataclasses import asdict
-from typing import TYPE_CHECKING, Optional
+from typing import TYPE_CHECKING
 
 from pydantic.v1 import BaseModel, Field
 
@@ -17,22 +17,25 @@ from ..iotmodule import IotModule
 if TYPE_CHECKING:
     pass
 
+# type ignore can be removed after migration mashumaro:
+# error: Signature of "__replace__" incompatible with supertype "LightState"
 
-class IotLightPreset(BaseModel, LightState):
+
+class IotLightPreset(BaseModel, LightState):  # type: ignore[override]
     """Light configuration preset."""
 
     index: int = Field(kw_only=True)
     brightness: int = Field(kw_only=True)
 
     # These are not available for effect mode presets on light strips
-    hue: Optional[int] = Field(kw_only=True, default=None)  # noqa: UP007
-    saturation: Optional[int] = Field(kw_only=True, default=None)  # noqa: UP007
-    color_temp: Optional[int] = Field(kw_only=True, default=None)  # noqa: UP007
+    hue: int | None = Field(kw_only=True, default=None)
+    saturation: int | None = Field(kw_only=True, default=None)
+    color_temp: int | None = Field(kw_only=True, default=None)
 
     # Variables for effect mode presets
-    custom: Optional[int] = Field(kw_only=True, default=None)  # noqa: UP007
-    id: Optional[str] = Field(kw_only=True, default=None)  # noqa: UP007
-    mode: Optional[int] = Field(kw_only=True, default=None)  # noqa: UP007
+    custom: int | None = Field(kw_only=True, default=None)
+    id: str | None = Field(kw_only=True, default=None)
+    mode: int | None = Field(kw_only=True, default=None)
 
 
 class LightPreset(IotModule, LightPresetInterface):

kasa/iot/modules/rulemodule.py

@@ -4,7 +4,6 @@ from __future__ import annotations
 
 import logging
 from enum import Enum
-from typing import Dict, List, Optional
 
 from pydantic.v1 import BaseModel
 
@@ -35,20 +34,20 @@ class Rule(BaseModel):
     id: str
     name: str
     enable: bool
-    wday: List[int]  # noqa: UP006
+    wday: list[int]
     repeat: bool
 
     # start action
-    sact: Optional[Action]  # noqa: UP007
+    sact: Action | None
     stime_opt: TimeOption
     smin: int
 
-    eact: Optional[Action]  # noqa: UP007
+    eact: Action | None
     etime_opt: TimeOption
     emin: int
 
     # Only on bulbs
-    s_light: Optional[Dict]  # noqa: UP006,UP007
+    s_light: dict | None
 
 
 _LOGGER = logging.getLogger(__name__)

kasa/iot/modules/time.py

@@ -2,7 +2,7 @@
 
 from __future__ import annotations
 
-from datetime import datetime, timezone, tzinfo
+from datetime import UTC, datetime, tzinfo
 
 from ...exceptions import KasaException
 from ...interfaces import Time as TimeInterface
@@ -13,7 +13,7 @@ from ..iottimezone import get_timezone, get_timezone_index
 class Time(IotModule, TimeInterface):
     """Implements the timezone settings."""
 
-    _timezone: tzinfo = timezone.utc
+    _timezone: tzinfo = UTC
 
     def query(self) -> dict:
         """Request time and timezone."""