Ruby Version: ruby 2.0.0p353 (2013-11-22 revision 43784) [x86_64-darwin12.5.0]
parser = Parser.new("parser-test.txt")
parser.parse
parser.add_data('header','k1','k2')
parser.add_data('header1','k1','k2')
parser.get_data('header','k1')
parser.data # display data hash
parser.save_file('target.txt')