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https://github.com/evilhero/mylar
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36 lines
1 KiB
Python
36 lines
1 KiB
Python
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from __future__ import absolute_import
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from apscheduler.schedulers.blocking import BlockingScheduler
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from apscheduler.schedulers.base import BaseScheduler
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try:
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from gevent.event import Event
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from gevent.lock import RLock
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import gevent
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except ImportError: # pragma: nocover
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raise ImportError('GeventScheduler requires gevent installed')
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class GeventScheduler(BlockingScheduler):
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"""A scheduler that runs as a Gevent greenlet."""
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_greenlet = None
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def start(self, *args, **kwargs):
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self._event = Event()
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BaseScheduler.start(self, *args, **kwargs)
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self._greenlet = gevent.spawn(self._main_loop)
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return self._greenlet
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def shutdown(self, *args, **kwargs):
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super(GeventScheduler, self).shutdown(*args, **kwargs)
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self._greenlet.join()
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del self._greenlet
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def _create_lock(self):
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return RLock()
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def _create_default_executor(self):
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from apscheduler.executors.gevent import GeventExecutor
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return GeventExecutor()
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