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34 lines
924 B
Python
34 lines
924 B
Python
from __future__ import absolute_import
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from threading import Event
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from apscheduler.schedulers.base import BaseScheduler, STATE_STOPPED
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from apscheduler.util import TIMEOUT_MAX
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class BlockingScheduler(BaseScheduler):
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"""
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A scheduler that runs in the foreground
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(:meth:`~apscheduler.schedulers.base.BaseScheduler.start` will block).
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"""
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_event = None
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def start(self, *args, **kwargs):
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self._event = Event()
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super(BlockingScheduler, self).start(*args, **kwargs)
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self._main_loop()
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def shutdown(self, wait=True):
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super(BlockingScheduler, self).shutdown(wait)
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self._event.set()
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def _main_loop(self):
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wait_seconds = TIMEOUT_MAX
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while self.state != STATE_STOPPED:
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self._event.wait(wait_seconds)
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self._event.clear()
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wait_seconds = self._process_jobs()
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def wakeup(self):
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self._event.set()
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