# File lib/t/cli.rb, line 489
    def lists(user=nil)
      if user
        user = if options['id']
          user.to_i
        else
          user.strip_ats
        end
      end
      lists = collect_with_cursor do |cursor|
        client.lists(user, :cursor => cursor)
      end
      print_lists(lists)
    end