# File lib/rudy/aws/ec2/address.rb, line 134
134:       def exists?(address)
135:         address = address.ipaddress if address.is_a?(Rudy::AWS::EC2::Address)
136:         (list || []).each do |a|
137:           return true if a.ipaddress == address
138:         end
139:         false
140:       end