convert aaia car list tsv to ymm yaml

aaia_tsv_to_yml.rb

require 'yaml'

ARGV.each do |arg|

  cars = []

  File.readlines(arg).each do |line|
    row = line.split("\t")
    year = row[1]
    make = row[2].capitalize
    model = row[3].capitalize

    cars << {
      year: year,
      make: make,
      model: model
    }   
  end 

  File.open("#{arg}.yml", 'w') { |f| f.write(cars.uniq.to_yaml) }
end