scrapy框架写爬虫内置图片下载出错OSERROR

[KFPA]

Traceback (most recent call last):
File "C:\Python36\lib\site-packages\twisted\internet\defer.py", line 1386, in _inlineCallbacks
result = g.send(result)
File "C:\Python36\lib\site-packages\scrapy\core\downloader\middleware.py", line 43, in process_request
defer.returnValue((yield download_func(request=request,spider=spider)))
File "C:\Python36\lib\site-packages\twisted\internet\defer.py", line 1363, in returnValue
raise _DefGen_Return(val)
twisted.internet.defer._DefGen_Return: <200 http://img.mp.itc.cn/upload/20170717/2414501c43934e35868d29a560511458_th.jpg>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "C:\Python36\lib\site-packages\scrapy\pipelines\files.py", line 356, in media_downloaded
checksum = self.file_downloaded(response, request, info)
File "C:\Python36\lib\site-packages\scrapy\pipelines\images.py", line 98, in file_downloaded
return self.image_downloaded(response, request, info)
File "C:\Python36\lib\site-packages\scrapy\pipelines\images.py", line 102, in image_downloaded
for path, image, buf in self.get_images(response, request, info):
File "C:\Python36\lib\site-packages\scrapy\pipelines\images.py", line 115, in get_images
orig_image = Image.open(BytesIO(response.body))
File "C:\Python36\lib\site-packages\PIL\Image.py", line 2519, in open
% (filename if filename else fp))
OSError: cannot identify image file <_io.BytesIO object at 0x04539A80>

请各位大神帮忙

[KFPA]

我顶我顶！

[KFPA]

我再顶

[KFPA]

scrapy使用的pillow或者PIL图片处理库不支持该网站提供的个别压缩格式的jpg图片所以导致保存图片失败 虽然图片数据是已经下载下来了，但是不能用pillow处理，所以导致error，最终解决方法： 我用opencv对下载下来的图片数据做处理，发现是可以的，但因为scrapy默认用的就是pillow库，如果换成opencv工作量太大， 而且这也只是个别情况，所以就用opencv将图片数据存为png格式，随后再用scrapy默认的处理流程处理该图片数据，这样就可以了！ 这也正面一点，opencv还是要比pillow强大啊！

[小白狗和小白熊]

请问解决了嘛，或者怎么加异常啊