'>>> driver = DummyDNSDriver(\'key\', \'secret\')
>>> driver.get_zone(zone_id=\'foobar\')
... #doctest: +IGNORE_EXCEPTION_DETAIL
Traceback (most recent call last):
ZoneDoesNotExistError:
@inherits: :class:`DNSDriver.get_zone`'

def get_zone(self, zone_id):

    if (zone_id not in self._zones):
        raise ZoneDoesNotExistError(driver=self, value=None, zone_id=zone_id)
    return self._zones[zone_id]['zone']
