代码如下：

#coding:gbkimport urllib2,urllib,cookielib,re''' 通用的登陆DZ论坛 参数说明parms: username:用户名(必填), password :密码(必填), domain:网站域名，注意格式必须是：http://pile(r'.*?name="formhash".*?value="(.*?)".*?') formhash = patt.search(c) if not formhash: raise Exception('GET formhash Fail!') formhash = formhash.group(1) #登陆 postdata = { 'answer':arg['answer'], 'formhash':formhash, 'password':arg['password'], 'questionid':0 if arg['questionid']=='' else arg['questionid'], 'referer':arg['domain'] if arg['referer']=='' else arg['referer'], 'username':arg['username'], } postdata = urllib.urlencode(postdata) req = urllib2.Request( url= arg['domain']+'member.php?mod=logging&action=login&loginsubmit=yes&handlekey=login&loginhash=LCaB3&inajax=1', data=postdata ) c = opener.open(req).read(300) flag = '登陆失败 %s'%arg['username'] if 'succeedhandle_login' in c: flag = True return flag#使用例子：基本参数登陆user='xxx'pwd='xxx'dom='http://www.discuz.net/' #另一个测试网站：http://bbs.jb51.net/try: flag = login_dz(username=user,password=pwd,domain=dom) print(flag)except Exception,e: print('Error:',e)