タブ区切りテキストをmarshal_dump, marshal_loadするスクリプト

parser.rb

#/usr/bin/env ruby

def open_t_delimited_file(filename)
  h = {}
   File.open(filename).readlines.each do |line|
    a =  line.split("\t")
    h[a[0]] = a
  end
  puts filename.to_s + " was loaded."
  return h
end

if __FILE__ == $PROGRAM_NAME
  b = open_t_delimited_file(ARGV[0])

  f = open("b_hash.dump","wb")
  Marshal.dump(b,f)
  f.close
end

test.rb

#/usr/bin/env ruby

f = open("b_hash.dump","rb")
str = Marshal.load(f)
f.close
puts str["NM_001081381"]