# File lib/rudy/aws/ec2/zone.rb, line 27
27:       def list_as_hash(*names)
28:         names = names.flatten
29:         zlist = @@ec2.describe_availability_zones(:zone_name => names)
30:         return unless zlist['availabilityZoneInfo'].is_a?(Hash)
31:         zones = {}
32:         zlist['availabilityZoneInfo']['item'].each do |zhash| 
33:           zon = Zones.from_hash(zhash)
34:           zones[zon.name] = zon
35:         end
36:         zones = nil if zones.empty?
37:         zones
38:       end