celery.py 文件源码

def ready(self):
        # Using a string here means the worker will not have to
        # pickle the object when using Windows.
        app.config_from_object('django.conf:settings')
        app.autodiscover_tasks(lambda: settings.INSTALLED_APPS, force=True)

        if hasattr(settings, 'RAVEN_CONFIG'):
            # Celery signal registration
            from raven import Client as RavenClient
            from raven.contrib.celery import register_signal as raven_register_signal
            from raven.contrib.celery import register_logger_signal as raven_register_logger_signal

            raven_client = RavenClient(dsn=settings.RAVEN_CONFIG['DSN'])
            raven_register_logger_signal(raven_client)
            raven_register_signal(raven_client)