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