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30 lines
1.1 KiB
Python
30 lines
1.1 KiB
Python
from datetime import datetime
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from tzlocal import get_localzone
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from apscheduler.triggers.base import BaseTrigger
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from apscheduler.util import convert_to_datetime, datetime_repr, astimezone
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class DateTrigger(BaseTrigger):
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"""
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Triggers once on the given datetime. If ``run_date`` is left empty, current time is used.
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:param datetime|str run_date: the date/time to run the job at
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:param datetime.tzinfo|str timezone: time zone for ``run_date`` if it doesn't have one already
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"""
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__slots__ = 'timezone', 'run_date'
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def __init__(self, run_date=None, timezone=None):
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timezone = astimezone(timezone) or get_localzone()
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self.run_date = convert_to_datetime(run_date or datetime.now(), timezone, 'run_date')
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def get_next_fire_time(self, previous_fire_time, now):
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return self.run_date if previous_fire_time is None else None
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def __str__(self):
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return 'date[%s]' % datetime_repr(self.run_date)
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def __repr__(self):
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return "<%s (run_date='%s')>" % (self.__class__.__name__, datetime_repr(self.run_date))
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