Function on_event

python/samples/manual_tool_resume.py:23–26

(event)

    future = loop.create_future()

    def on_event(event):
        if isinstance(event.data, data_type) and (predicate is None or predicate(event.data)):
            unsubscribe()
            future.set_result(event)

    unsubscribe = session.on(on_event)
    return future