902133edd3
- 8 DB models (services, incidents, monitors, subscribers, etc.) - Full CRUD API for services, incidents, monitors - Public status page with live data - Incident detail page with timeline - API key authentication - Uptime monitoring scheduler - 13 tests passing - TECHNICAL_DESIGN.md with full spec
44 lines
1.2 KiB
Python
44 lines
1.2 KiB
Python
from importlib import import_module
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from itertools import product
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from apscheduler.schedulers.base import BaseScheduler
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for version, pkgname in product(range(6, 1, -1), ("PySide", "PyQt")):
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try:
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qtcore = import_module(pkgname + str(version) + ".QtCore")
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except ImportError:
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pass
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else:
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QTimer = qtcore.QTimer
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break
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else:
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raise ImportError("QtScheduler requires either PySide/PyQt (v6 to v2) installed")
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class QtScheduler(BaseScheduler):
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"""A scheduler that runs in a Qt event loop."""
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_timer = None
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def shutdown(self, *args, **kwargs):
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super().shutdown(*args, **kwargs)
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self._stop_timer()
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def _start_timer(self, wait_seconds):
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self._stop_timer()
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if wait_seconds is not None:
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wait_time = min(int(wait_seconds * 1000), 2147483647)
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self._timer = QTimer.singleShot(wait_time, self._process_jobs)
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def _stop_timer(self):
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if self._timer:
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if self._timer.isActive():
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self._timer.stop()
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del self._timer
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def wakeup(self):
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self._start_timer(0)
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def _process_jobs(self):
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wait_seconds = super()._process_jobs()
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self._start_timer(wait_seconds)
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