web parser challenge for Ben

web parser challenge.rb

require 'nokogiri'
require 'open-uri'
                                     

url = "http://www.nationsonline.org/oneworld/country_code_list.htm" 
nodes = Nokogiri::XML(open(url))     

#xml path to country table data nodes
table_data = "//td[@class='border1']"

country_data_nodes = nodes.search(table_data) 
country_data_nodes.each_slice(5) do |n| 
 #n[0] is flag data, don't need, other text needs clean-up	
 n = n[1..4].collect{|n| n.text.strip}
 puts "%-50s %5s %5s %5s" % n
end