部署爬虫到scrapy cloud上出现'_sre.SRE_Match' object has no attribute '__getitem__'的错误
2018-03-18 11:02
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简单记录bug
主要原因是我写的xxSpider.py里面用到了正则表达式re.match()的返回对象在py3.6当中的[]索引新特性，详见官方文档而scrapy cloud服务器用的是py2.7，这点大家要注意，所以了解了原因，问题就迎刃而解了。我的爬虫只需要获取正则匹配的内容，所以将link[0]替换为link.group(0)即可。
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