# File lib/heroku/command/pg.rb, line 330
    def display_progress(progress, ticks)
      progress ||= []
      new_progress = ((progress || []) - (@seen_progress || []))
      if !new_progress.empty?
        new_progress.each { |p| display_progress_part(p, ticks) }
      elsif !progress.empty? && progress.last[0] != "finish"
        display_progress_part(progress.last, ticks)
      end
      @seen_progress = progress
    end