assign_attributes

# File activerecord/lib/active_record/base.rb, line 2902
      def assign_attributes(attributes={})
        multiparameter_attributes = []
        
        attributes.each do |k, v|
          if k.to_s.include?("(")
            multiparameter_attributes << [ k, v ]
          else
            respond_to?("#{k}=""#{k}=") ? send("#{k}=""#{k}=", v) : raise(UnknownAttributeError, "unknown attribute: #{k}")
          end
        end

        assign_multiparameter_attributes(multiparameter_attributes) unless  multiparameter_attributes.empty?        
      end