def main(argv):

    try:
        opts, args=getopt.getopt(argv,"hp:d",["help", "path="])
    except getopt.GetoptError:
        usage()
        sys.exit(2)
    for opt, arg in opts:
        if opt in ("-h", "--help"):
            usage()
            sys.exit()
        elif opt == '-d':
            global _debug
            _debug=1
        elif opt in ("-p", "--path"):
            popolaFileLog(arg)