Synnefo

        return u'C%dR%dD%d' % (self.cpu, self.ram, self.disk)

    def __unicode__(self):

class Backend(models.Model):

        get_latest_by = 'created'

    def __unicode__(self):

class VirtualMachineMetadata(models.Model):

    objects = ForUpdateManager()

    class InvalidBackendIdError(Exception):

        def __init__(self, value):

            self.value = value

        """

        return getattr(snf_settings, self.type + '_TAGS')

    @transaction.commit_on_success

    def update_state(self):

        """Update state of the Network.