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Http Basic Authorizaition验证的原理详见 python实现： import urllib2 import sys import re import base64 from urlparse import urlparse theurl = 'http://api.minicloud.com.cn/statuses/friends_timeline.xml' username = 'qleelulu' password = 'XXXXXX' # 你信这是密码吗？ base64string = base64.encodestring( '%s:%s' % (username, password))[:-1] #注意哦，这里最后会自动添加一个\n authheader = "Basic %s" % base64string req.add_header("Authorization", authheader) try: handle = urllib2.urlopen(req) except IOError, e: # here we shouldn't fail if the username/password is right print "It looks like the username or password is wrong." sys.exit(1) thepage = handle.read() 原理就是添加了请求头Authorization 转载地址：http://iikai.baihongyu.com/