script.rb

require 'csv'
require 'street_address'
require 'logger'

log = Logger.new(STDERR)

count = 0
# puts CSV.generate(ARGV[1]) do |csv|
 CSV.foreach(ARGV[0], :headers => true) do |row|
   if (count == 0)
     # csv << row
     count += 1
     next
   end

   address = StreetAddress::US.parse(row[4])
   puts address.to_s.empty? ? "*" + row[4] : address
   count += 1
 end
# end