Set default CELERY_EVENT_SERIALIZER to "json"
Set default CELERY_EVENT_SERIALIZER to "json"

frac/celery,WoLpH/celery,ask/celery,cbrepo/celery,mitsuhiko/celery,cbrepo/celery,WoLpH/celery,ask/celery,mitsuhiko/celery,frac/celery