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"""Generic Properties."""
import logging
from abc import ABC
from datetime import datetime, tzinfo
from devolo_home_control_api.helper import get_device_uid_from_element_uid
class Property(ABC):
"""
Abstract base object for properties.
:param element_uid: Element UID, something like devolo.BinarySwitch:hdm:ZWave:CBC56091/24#2
:param tz: Timezone the last activity is recorded in
"""
def __init__(self, element_uid: str, tz: tzinfo) -> None:
"""Initialize the property."""
self.element_uid = element_uid
self.device_uid = get_device_uid_from_element_uid(element_uid)
self._logger = logging.getLogger(self.__class__.__name__)
self._last_activity = datetime.fromtimestamp(0, tz=tz) # Set last activity to 1.1.1970. Will be corrected.
self._timezone = tz
@property
def last_activity(self) -> datetime:
"""Date and time the property was last updated."""
return self._last_activity
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