Class Scheduler (2.21.5) 

Scheduler()

Abstract base class for schedulers.

Schedulers are used to schedule callbacks asynchronously.

Properties

queue

Queue: A concurrency-safe queue specific to the underlying concurrency implementation.

This queue is used to send messages back to the scheduling actor.

Methods

schedule

schedule(callback: typing.Callable, *args, **kwargs) -> None

Schedule the callback to be called asynchronously.

Parameter
Name Description
callback Callable

The function to call.

shutdown

shutdown(
    await_msg_callbacks: bool = False,
) -> typing.List[pubsub_v1.subscriber.message.Message]

Shuts down the scheduler and immediately end all pending callbacks.

Parameter
Name Description
await_msg_callbacks bool

If True, the method will block until all currently executing callbacks are done processing. If False (default), the method will not wait for the currently running callbacks to complete.