# File lib/paperclip/processor.rb, line 45
      def make_tmpname(basename, n)
        case basename
        when Array
          prefix, suffix = *basename
        else
          prefix, suffix = basename, ''
        end

        t = Time.now.strftime("%y%m%d")
        path = "#{prefix}#{t}-#{$$}-#{rand(0x100000000).to_s(36)}-#{n}#{suffix}"
      end