def createLogger(self):
        if not os.path.isdir(logDir):
            os.mkdir(logDir)

        handler = logging.handlers.RotatingFileHandler(logFile,'a', \                                                       logFileMaxSize, \
                                                       logFileMaxCount)
        handler.setLevel(logging.DEBUG)
        handler.setFormatter(logging.Formatter('%(asctime)s %(message)s'))

        logging.getLogger('').addHandler(handler)
        elogger = logging.getLogger('eventLogger')      
        return elogger