# Copyright 2013 Eucalyptus Systems, Inc.
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from euca2ools.commands.argtypes import delimited_list
from euca2ools.commands.elasticloadbalancing import ELBRequest
from requestbuilder import Arg
from requestbuilder.mixins import TabifyingMixin


class DisableAvailabilityZonesForLoadBalancer(ELBRequest, TabifyingMixin):
    DESCRIPTION = 'Remove a load balancer from one or more availability zones'
    ARGS = [Arg('LoadBalancerName', metavar='ELB',
                help='name of the load balancer to modify (required)'),
            Arg('-z', '--availability-zones', dest='AvailabilityZones.member',
                metavar='ZONE1,ZONE2,...', type=delimited_list(','),
                required=True, help='''availability zones to remove the load
                balancer from (required)''')]
    LIST_TAGS = ['AvailabilityZones']

    def print_result(self, result):
        print self.tabify(('AVAILABILITY_ZONES',
                           ', '.join(result.get('AvailabilityZones', []))))