求解： Python urlopen IOError: [Errno socket error] [Errno 10060]

用python写个小爬虫，只用了urllib2，urllib，re模块，各位大神，求解啊？

Traceback (most recent call last):
File "C:/Users/user/Desktop/python ����/mm/mm.py", line 62, in <module>

urllib.urlretrieve(mat[0], fname)

File "D:\Python27\lib\urllib.py", line 94, in urlretrieve

return _urlopener.retrieve(url, filename, reporthook, data)

File "D:\Python27\lib\urllib.py", line 240, in retrieve

fp = self.open(url, data)

File "D:\Python27\lib\urllib.py", line 208, in open

return getattr(self, name)(url)

File "D:\Python27\lib\urllib.py", line 345, in open_http

h.endheaders(data)

File "D:\Python27\lib\httplib.py", line 991, in endheaders

self._send_output(message_body)

File "D:\Python27\lib\httplib.py", line 844, in _send_output

self.send(msg)

File "D:\Python27\lib\httplib.py", line 806, in send

self.connect()

File "D:\Python27\lib\httplib.py", line 787, in connect

self.timeout, self.source_address)

File "D:\Python27\lib\socket.py", line 571, in create_connection

raise err

IOError: [Errno socket error] [Errno 10060]

---

这个问题很正常，频繁的访问某个网站会被认为是DOS攻击，通常做了Rate-limit的网站都会停止响应一段时间，你可以Catch这个Exception，sleep一段时间然后重试，也可以根据重试的次数做exponential backup off。

IOError: [Errno socket error] [Errno 10060] A connection attempt
failed because the connected party did not properly respond after a
period of time, or established connection failed because connected
host has failed to respond