Scrapy之奇葩坑你爹:CrawlSpider 提取规则正则表达式转义处理

rules = ( Rule(LinkExtractor(allow=r'?start=\d+&filter='), callback='parse_item', follow=True), ) ...其余代码省略html 运行爬虫python Rule(LinkExtractor(allow=r'?start=\d+&filter='), callback='parse_item', f
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