# File lib/virtus/attribute_set.rb, line 8
    def self.create(descendant)
      if descendant.respond_to?(:superclass) && descendant.superclass.respond_to?(:attribute_set)
        parent = descendant.superclass.public_send(:attribute_set)
      end
      descendant.instance_variable_set('@attribute_set', AttributeSet.new(parent))
    end