今天没有买到想要的火车票

#!/usr/sbin/python

import urllib,re,time,sys

def main():
    url = "";
    post_data = urllib.urlencode({'nday3' : '14', 'nmonth3' : '05', 'trainCode' : 'K339', 'fdl' : 'fdl', 'ictP' : '2471', 'lx' : '00'})
    f = urllib.urlopen(url, post_data)
    result = re.findall('12:51 ,12:00 ,23:09, \d+ , -- ,\d+,\d+', f.read())
    print "%s - %s" % (result, time.strftime('%Y-%m-%d %H:%M:%S',time.localtime(time.time())))
    sys.stdout.flush()


if __name__ == '__main__':
    while True:
        main()
        time.sleep(60)