downloader.py 文件源码

def use_proxy(self, proxy):
        """
        ????????,??proxy?????????????:http://XX.XX.XX.XX:XXXX
        """
        cj = cookielib.LWPCookieJar()
        cookie_support = urllib2.HTTPCookieProcessor(cj)
        if proxy:
            proxy_support = urllib2.ProxyHandler({'http': proxy})
            opener = urllib2.build_opener(proxy_support, cookie_support, urllib2.HTTPHandler)
        else:
            opener = urllib2.build_opener(cookie_support, urllib2.HTTPHandler)
        urllib2.install_opener(opener)