form_player.py

# encoding=UTF8

from sys import argv


if __name__ == '__main__':
  fname = ""
  line_count = 5
  if len(argv) >= 3:
    fname = argv[1]
    line_count = int(argv[2])

  with open(fname) as f:
    content = f.readlines()

  messages = len(content) / line_count 
  print "readed %s messages" % (messages)

  f = open(fname, "w")
  f.close();

  i = 0
  while (i < messages):
    r = raw_input("[%s, %s]" % (i, messages))
    if r == "e":
      with open(fname, "a") as f:
        f.write("".join(content[i*line_count:]))
      print "interrupted"
      break
    else:  
      with open(fname, "a", 0) as f:
        for n in range(line_count):
          f.write(content[i*line_count + n])
    i+=1


  print "done"