Scrapy

>>> print HEADER
{'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36', 'Host': 'book.zi5.me', 'Accept-Language': 'zh-CN,zh;q=0.
8,en-US;q=0.6,en;q=0.4,ja;q=0.2,zh-TW;q=0.2', 'Accept-Encoding': 'gzip, deflate, sdch', 'Referer': 'http://book.zi5.me/', 'Cache-Control': 'max-age=0', 'Cookie': 'pgv_pvi=5922583552; PHPSES
SID=b831ea263b8d8c0ad3d0c04c82b325d4; pgv_si=s5073116160', 'Upgrade-Insecure-Requests': '1', 'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8', 'Proxy-C
onnection': 'keep-alive'}
>>> req=scrapy.Request(url,headers=HEADER)
>>> fetch(req)
2016-11-02 15:52:36 [scrapy] INFO: Spider opened
2016-11-02 15:52:37 [scrapy] DEBUG: Retrying <GET http://book.zi5.me> (failed 1 times): [<twisted.python.failure.Failure twisted.internet.error.ConnectionLost: Connection to the other side
was lost in a non-clean fashion.>]
2016-11-02 15:52:37 [scrapy] DEBUG: Retrying <GET http://book.zi5.me> (failed 2 times): [<twisted.python.failure.Failure twisted.internet.error.ConnectionLost: Connection to the other side
was lost in a non-clean fashion.>]
2016-11-02 15:52:37 [scrapy] DEBUG: Gave up retrying <GET http://book.zi5.me> (failed 3 times): [<twisted.python.failure.Failure twisted.internet.error.ConnectionLost: Connection to the oth
er side was lost in a non-clean fashion.>]
Traceback (most recent call last):
  File "<console>", line 1, in <module>
  File "c:\python27\lib\site-packages\scrapy\shell.py", line 112, in fetch
    reactor, self._schedule, request, spider)
  File "c:\python27\lib\site-packages\twisted\internet\threads.py", line 122, in blockingCallFromThread
    result.raiseException()
  File "<string>", line 2, in raiseException
ResponseNeverReceived: [<twisted.python.failure.Failure twisted.internet.error.ConnectionLost: Connection to the other side was lost in a non-clean fashion.>]
>>>