入力:
>>> from registration import tasks
>>> tasks.mail.delay()
<AsyncResult: 36a2e61c-493b-472c-99f1-cb2391110aa9>
>>> r=tasks.mail.delay()
>>> r.ready()
出力:
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/usr/local/lib/python2.6/dist-packages/celery/result.py", line 174, in ready
return self.state in self.backend.READY_STATES
File "/usr/local/lib/python2.6/dist-packages/celery/result.py", line 277, in state
return self.backend.get_status(self.id)
File "/usr/local/lib/python2.6/dist-packages/celery/backends/base.py", line 487, in _is_disabled
raise NotImplementedError('No result backend configured. '
NotImplementedError: No result backend configured. Please see the documentation for more information.
特定の遅延期間を修正できるようにバックエンドを構成するにはどうすればよいですか?