# File lib/ec2/right_ec2_images.rb, line 106
    def describe_images_by_executable_by(executable_by=['self'], image_type=nil)
      executable_by = Array(executable_by)
      cache_for = (executable_by==['self']) && (!image_type ? :describe_images_by_executable_by : nil)
      ec2_describe_images({ 'ExecutableBy' => executable_by }, image_type, cache_for)
    end