    # 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