Python:防止urllib2 302自动跳转

3weq

例子

import urllib2

class RedirctHandler(urllib2.HTTPRedirectHandler):
    """docstring for RedirctHandler"""
    def http_error_301(self, req, fp, code, msg, headers):
        pass
    def http_error_302(self, req, fp, code, msg, headers):
        pass

def getUnRedirectUrl(url,timeout=10):
    req = urllib2.Request(url)
    debug_handler = urllib2.HTTPHandler(debuglevel = 1)
    opener = urllib2.build_opener(debug_handler, RedirctHandler)

    html = None
    response = None
    try:
        response = opener.open(url,timeout=timeout)
        html = response.read()
    except urllib2.URLError as e:
        if hasattr(e, 'code'):
            error_info = e.code
        elif hasattr(e, 'reason'):
            error_info = e.reason
    finally:
        if response:
            response.close()
    if html:
        return html
    else:
        return error_info

html = getUnRedirectUrl('http://phpno.com')
print html