python urllib2 请求521

[86码记]

Traceback (most recent call last):
File "D:/Users/work/proxy_text/myproxy.py", line 17, in <module>
r = urllib2.urlopen(req)
File "C:\Python27\lib\urllib2.py", line 154, in urlopen
return opener.open(url, data, timeout)
File "C:\Python27\lib\urllib2.py", line 437, in open
response = meth(req, response)
File "C:\Python27\lib\urllib2.py", line 550, in http_response
'http', request, response, code, msg, hdrs)
File "C:\Python27\lib\urllib2.py", line 475, in error
return self._call_chain(*args)
File "C:\Python27\lib\urllib2.py", line 409, in _call_chain
result = func(*args)
File "C:\Python27\lib\urllib2.py", line 558, in http_error_default
raise HTTPError(req.get_full_url(), code, msg, hdrs, fp)
urllib2.HTTPError: HTTP Error 521:

Process finished with exit code 1

[songbaiyiran]

5作为开头的是服务器执行的时候报错，可能是urlopen的参数不对，可能是url里的参数，也可能是post的参数，header也有可能，总之是你写的urlopen里面的值有问题

[oyljerry]

521 Web Server Is Down The origin server has refused the connection from CloudFlare.