Built-in Task Classes - celery.task.builtins

class celery.task.builtins.DeleteExpiredTaskMetaTask

A periodic task that deletes expired task metadata every day.

This runs the current backend’s celery.backends.base.BaseBackend.cleanup() method.

run(**kwargs)
The method run by celeryd.
class celery.task.builtins.PingTask

The task used by ping().

run(**kwargs)
Returns:the string "pong".

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