urtscoreparse.py

import re
gamelog = "./games.log"
scoredb = {}

def addscore(killer):
    if killer not in scoredb:
        if re.search('_\d+$',killer):
            originalkiller = re.search('(.*)_\d+$',killer).groups()[0]
            addscore(originalkiller)
        else:
            scoredb[killer] = 0
    else: scoredb[killer] += 1

for line in open(gamelog,'r'):
    players = re.search("(\S+) killed (\S+) by (\S+)" , line)
    if players is not None:
        killer = players.groups()[0]
        addscore(killer)
        
print scoredb