message: [celery] Using preferred configuration proceedure
diff: @@ -710,7 +710,8 @@ def get_celery_app(config):
  global _celery_app
  if _celery_app:
  return _celery_app
  - _celery_app = celery.Celery(config_source=config.get('CELERY_CONFIG'))
  + _celery_app = celery.Celery()
  + _celery_app.config_from_object(config.get('CELERY_CONFIG'))
  return _celery_app
  