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"""Module for managing a KNX scene."""
from __future__ import annotations
from collections.abc import Iterator
import logging
from typing import TYPE_CHECKING
from xknx.remote_value import GroupAddressesType, RemoteValueSceneNumber
from .device import Device, DeviceCallbackType
if TYPE_CHECKING:
from xknx.xknx import XKNX
logger = logging.getLogger("xknx.log")
class Scene(Device):
"""Class for managing a scene."""
def __init__(
self,
xknx: XKNX,
name: str,
group_address: GroupAddressesType = None,
scene_number: int = 1,
device_updated_cb: DeviceCallbackType[Scene] | None = None,
) -> None:
"""Initialize Sceneclass."""
super().__init__(xknx, name, device_updated_cb)
# TODO: state_updater: disable for scene number per default?
self.scene_value = RemoteValueSceneNumber(
xknx,
group_address=group_address,
device_name=self.name,
feature_name="Scene number",
after_update_cb=self.after_update,
)
self.scene_number = int(scene_number)
def _iter_remote_values(self) -> Iterator[RemoteValueSceneNumber]:
"""Iterate the devices RemoteValue classes."""
yield self.scene_value
async def run(self) -> None:
"""Activate scene."""
self.scene_value.set(self.scene_number)
def __str__(self) -> str:
"""Return object as readable string."""
return (
f'<Scene name="{self.name}" '
f"scene_value={self.scene_value.group_addr_str()} "
f'scene_number="{self.scene_number}" />'
)
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