def json(self):
        return json.loads(self.body)
organizes multiple extensions that are separated with commas or passed by
dataset/ETHPy150Open eandersson/amqpstorm/amqpstorm/message.py/Message.json--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.2/django/core/management/commands/makemessages.py/handle_extensions