# File lib/fog/openstack/models/compute/flavor.rb, line 23
        def save
          requires :name, :ram, :vcpus, :disk
          attributes[:ephemeral] = self.ephemeral || 0
          attributes[:swap] = self.swap || 0
          attributes[:rxtx_factor] = self.rxtx_factor || 1
          merge_attributes(connection.create_flavor(self.attributes).body['flavor'])
          self
        end