import requests

referers = [
        '',
        'https://www.v2ex.com/',
        'https://www.xxoo.com/',

        'https://www.google.com/',
        'http://www.baidu.com/',
        'http://www.sogou.com/',
        'http://www.so.com/',
        'http://www.soso.com/',
        'http://cn.bing.com/',
    ]

urls = [
    'http://pan.baidu.com/share/link?shareid=1268793885&uk=2989926935',
    'http://hi.baidu.com/zgj1986z'
    ]
for url in urls:
    print '===TEST', url
    for referer in referers:
        headers = {'referer': referer}
        r = requests.get(url, allow_redirects=False, headers = headers)
        location=''
        if 'location' in r.headers:
            location = r.headers['location']
        print '{:<25s}{:<5d}{:<25s}'.format(
            referer, r.status_code, location)


===OUTPUT===
===TEST http://pan.baidu.com/share/link?shareid=1268793885&uk=2989926935
                         200                           
https://www.v2ex.com/    200                           
https://www.xxoo.com/    200                           
https://www.google.com/  302  http://pan.baidu.com/error/404.html
http://www.baidu.com/    302  http://pan.baidu.com/error/404.html
http://www.sogou.com/    302  http://pan.baidu.com/error/404.html
http://www.so.com/       302  http://pan.baidu.com/error/404.html
http://www.soso.com/     302  http://pan.baidu.com/error/404.html
http://cn.bing.com/      302  http://pan.baidu.com/error/404.html
===TEST http://hi.baidu.com/zgj1986z
                         200                           
https://www.v2ex.com/    200                           
https://www.xxoo.com/    200                           
https://www.google.com/  302  http://hi.baidu.com/index/
http://www.baidu.com/    200                           
http://www.sogou.com/    302  http://hi.baidu.com/index/
http://www.so.com/       302  http://hi.baidu.com/index/
http://www.soso.com/     302  http://hi.baidu.com/index/
http://cn.bing.com/      302  http://hi.baidu.com/index/