# File lib/mcollective/aggregate/summary.rb, line 33
      def summarize
        if @aggregate_format == :calculate
          max_key_length = @result[:value].keys.map do |k|

            # Response values retain their types. Here we check
            # if the response is a string and turn it into a string
            # if it isn't one.
            if k.respond_to?(:length)
              k.length
            elsif k.respond_to?(:to_s)
              k.to_s.length
            end
          end.max
          @aggregate_format = "%#{max_key_length}s = %s"
        end

        super
      end