Timers - celery.timer¶

Managing time and events

class celery.timer.EventTimer(event, interval=None)¶

Do something at an interval.

interval¶

How often we call the event (in seconds).

event¶

The event callable to run every interval seconds.

last_triggered¶

The last time, in unix timestamp format, the event was executed.

tick()¶

Run a event timer clock tick.

When the interval has run, the event will be triggered. If interval is not set, the event will never be triggered.

exception celery.timer.TimeoutError¶

The event has timed out.

class celery.timer.TimeoutTimer(timeout, timeout_msg='The operation timed out')¶

A timer that raises TimeoutError exception when the time has run out.

timeout¶

The timeout in seconds.

time_start¶

The time when the timeout timer instance was constructed.

tick()¶

Run a timeout timer clock tick.

Raises TimeoutError:
	when timeout seconds has passed. If timeout is not set, it will never time out.