mirror of https://github.com/home-assistant/core
39 lines
1.3 KiB
Python
39 lines
1.3 KiB
Python
"""Helpers for TechnoVE."""
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from __future__ import annotations
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from collections.abc import Callable, Coroutine
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from typing import Any, Concatenate
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from technove import TechnoVEConnectionError, TechnoVEError
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from homeassistant.exceptions import HomeAssistantError
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from .entity import TechnoVEEntity
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def technove_exception_handler[_TechnoVEEntityT: TechnoVEEntity, **_P](
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func: Callable[Concatenate[_TechnoVEEntityT, _P], Coroutine[Any, Any, Any]],
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) -> Callable[Concatenate[_TechnoVEEntityT, _P], Coroutine[Any, Any, None]]:
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"""Decorate TechnoVE calls to handle TechnoVE exceptions.
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A decorator that wraps the passed in function, catches TechnoVE errors,
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and handles the availability of the device in the data coordinator.
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"""
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async def handler(
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self: _TechnoVEEntityT, *args: _P.args, **kwargs: _P.kwargs
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) -> None:
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try:
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await func(self, *args, **kwargs)
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except TechnoVEConnectionError as error:
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self.coordinator.last_update_success = False
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self.coordinator.async_update_listeners()
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raise HomeAssistantError("Error communicating with TechnoVE API") from error
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except TechnoVEError as error:
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raise HomeAssistantError("Invalid response from TechnoVE API") from error
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return handler
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