ORDER_PENDING = 0
    ORDER_ACCEPTED = 1
    ORDER_FINISHED = 2

    ORDER_STATES = (
        (ORDER_PENDING, 'ожидает оплаты'),
        (ORDER_ACCEPTED, 'оплачен'),
        (ORDER_FINISHED, 'выполнен'),
    )
	status = models.IntegerField(choices=ORDER_STATES, default=ORDER_PENDING)