text: ## https://www.reddit.com/r/dailyprogrammer/comments/72ivih/20170926_challenge_333_easy_packet_assembler/
  ## executes at the bottom.
  
  def message_sort(data):
      combined_message = {}
      for line in data.split("\n"):
          line = line.split(maxsplit=3)
          msgid = line[0]
          packid = int(line[1])
          try:
              msg = line[3]
          except:
              msg = ""
          if not msgid in combined_message:
              msglen = int(line[2])
              combined_message[msgid] = [None]*msglen
          combined_message[msgid][packid] = msg
          if combined_message[msgid].count(None) == 0:
              for message in combined_message.pop(msgid):
                  print(message)
      return(combined_message)
  
  data = """7469    1   7   believe. Attack ships on fire off the 
  9949    6   10  He's a silent guardian. 
  2997    9   19  Force is a pathway to many abilities some
  6450    2   11  is a vestige of the vox populi, now vacant, vanished. However, this valorous 
  6450    10  11   
  6450    8   11  veers most verbose, so let me simply add that it's my very good honour to meet 
  6450    5   11  and voracious violation of volition! The only verdict is vengeance; a vendetta 
  9949    1   10  Because he's the hero Gotham deserves, 
  6450    1   11  and villain by the vicissitudes of fate. This visage, no mere veneer of vanity, 
  2997    13  19  he did. Unfortunately, he taught his
  9949    8   10  A Dark Knight. 
  1938    4   17  by the iniquities of the selfish and the 
  1938    0   17  You read the Bible, Brett? Well there's 
  2997    0   19  Did you ever hear the tragedy of Darth
  2997    1   19  Plagueis the Wise? I thought not. It's not a
  1938    8   17  of darkness, for he is truly is brother's 
  2997    14  19  apprentice everything he knew, then his
  6450    3   11  visitation of a bygone vexation stands vivified, and has vowed to vanquish these 
  1938    12  17  who attempt to poison and destroy my 
  6450    9   11  you and you may call me V.
  7469    2   7   shoulder of Orion. I watched C-beams 
  2997    10  19  consider to be unnatural. He became so 
  1938    1   17  this passage I got memorized, sorta fits 
  2997    5   19  Force to influence the midichlorians to
  1938    6   17  in the name of charity and good will, 
  7469    0   7   I've seen things you people wouldn't 
  9949    4   10  Because he can take it. 
  6450    7   11  vindicate the vigilant and the virtuous. Verily, this vichyssoise of verbiage 
  9949    0   10  We have to chase him. 
  9949    7   10  A watchful protector. 
  2997    3   19  legend. Darth Plagueis was a Dark Lord of the
  6450    6   11  held as a votive, not in vain, for the value and veracity of such shall one day 
  2997    8   19  cared about from dying. The dark side of the
  1938    10  17  And I will strike down upon thee with 
  1938    11  17  great vengeance and furious anger those 
  1938    7   17  shepherds the weak through the valley 
  1938    2   17  this occasion. Ezekiel 25:17? "The path 
  2997    18  19   
  9949    9   10   
  1938    14  17  the Lord when I lay my vengeance upon 
  1938    15  17  thee." 
  1938    9   17  keeper and the finder of lost children. 
  1938    13  17  brothers. And you will know my name is 
  9949    2   10  but not the one it needs right now. 
  2997    16  19  he could have others from death, but not
  2997    7   19  dark side that he could even keep the once he
  1938    5   17  tyranny of evil men. Blessed is he who, 
  2997    17  19  himself. 
  2997    6   19  create life...He had such a knowledge of the
  2997    12  19  losing his power. Which eventually, of course,
  7469    4   7   Gate. All those moments will be lost 
  2997    2   19  story the Jedi would tell you. It's a Sith
  1938    16  17   
  2997    4   19  Sith so powerful and so wise, he could use the
  1938    3   17  of the righteous man is beset on all sides 
  2997    11  19  powerful...The only thing he was afraid of was
  7469    6   7    
  2997    15  19  apprentice killed him in his sleep. Ironic,
  7469    5   7   in time, like tears in rain. Time to die.
  9949    3   10  So we'll hunt him. 
  7469    3   7   glitter in the dark near the Tannhäuser 
  6450    4   11  venal and virulent vermin vanguarding vice and vouchsafing the violently vicious 
  6450    0   11  Voilà! In view, a humble vaudevillian veteran, cast vicariously as both victim 
  9949    5   10  Because he's not a hero. """
  
  msgs = message_sort(data)
  