#!/usr/bin/python#code utf-8import urllibimport timeimport sysimport osurlbase = ‘https://authcode.jd.com/verify/image?a=0&acid=52b9316d-c9ab-4169-b39e-1217deaede7b&uid=52b9316d-c9ab-4169-b39‘           ‘e-1217deaede7b&srcid=reg&is=7c63fc289d9ce9f3ba8304f74c1b9f19&yys=‘picnum = 10filedir = os.getcwd() + ‘/‘lenarg = len(sys.argv)if lenarg == 2:    picnum = int(sys.argv[1])elif lenarg == 3:    picnum,filedir = int(sys.argv[1]), filedir+str(sys.argv[2])+‘/‘print ‘file save at‘,filedirfor _ in range(picnum):    t = str(int(round(time.time()*1000)))    urllink = urlbase + t    print urllink    filename = filedir + t + ‘.jpg‘    urllib.urlretrieve(urllink, filename)