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https://stackoverflow.com/questions/37841409/python-scrapy-login-authenication-issue 阅读全文
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settings.py 阅读全文
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b'token=P85TRJJ1C7; expires=Wed, 27-Feb-2019 01:54:18 GMT; Max-Age=30; Path=/'] 阅读全文
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Sauce Labs uses cookies to give you the best online experience. If you continue to use this site, you agree to the use of cookies. Please see our priv 阅读全文
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Short Dress $24.99 css('div .col')选取不到对象,返回空列表 css('div[class*=col]')可以返回对象 or xpath('//div//a[contains(@href,"list")]可以返回,此处注意"list"not'list'双引号 response.css('.pagination li:nth-chil... 阅读全文
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You can use the Selector's built-in support for regular expressions through re(): Demo (using scrapy shell): https://stackoverflow.com/questions/29163 阅读全文
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http://interactivepython.org/runestone/static/pythonds/index.html https://blog.michaelyin.info/scrapy-exercises-make-you-prepared-for-web-scraping-cha 阅读全文
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https://docs.scrapy.org/en/latest/intro/tutorial.html xpath @选择属性 .当前目录下选择 //任意路径选择 /bookstore/book[position()<3],选取最前面的两个属于 bookstore 元素的子元素的 book 元素 阅读全文
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运行的时候如果弹出的chrome不是全屏模式,翻页会不能运行。。。 另:一直无法解析到正确的src,直到看了https://www.cnblogs.com/airnew/p/10101698.html,发现把html = browser.page_source.replace('xmlns', 'a 阅读全文