#!/usr/bin/env pythonimport urllib2import jsonimport osclass Ipsearch:    def __init__(self,ip):        print "init"        self.ip = ip       def check_ip(self):        print "checking"        tmp = self.ip.split('.')        print tmp        for i in tmp:            if int(i) > 255:                print "number roor"                os.exit(1)        print "trying"        if not tmp:            raise "error input"        print "login..."        url = "http://ip.taobao.com/service/getIpInfo.php?ip=" + self.ip        fp = urllib2.urlopen(url)        f = fp.read()        s = json.loads(f)        if s['code'] == 0:            print "country = ",s['data']['country']             print "aera =",s['data'].get("aera",'not exsit')            print "city =",s['data'].get("city","not exsit")            print "isp =",s['data'].get('isp',"not exsit")        else:            print "not exsit"                  if __name__ == "__main__":    ip = raw_input("input your ip:\n")     i = Ipsearch(ip)    try:        i.check_ip()    except:        print "failed..."