#!/usr/bin/env ruby 

require 'optimist'

ARGV.push("--help") if ARGV.empty?
opts = Optimist::options do
  banner File.basename($0)
  opt :input, "input file", :required=>true, :type=>:string
end

File.new(opts.input).each do |line|
  if line.index("\\_")
    line = line.split("\\_").first
    line = line.chop.chop
  end
  if line.index("str__")
    line = line.split("str__").first
    line = line.chop.chop
  end
  print line + "\n"
end