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spider · Changes

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add: 关联企业表文档 authored Feb 27, 2021 by 吴一博's avatar 吴一博
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best_practice/spider.md
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......@@ -15,8 +15,7 @@
## 请求中某些参数设置不正确
## 出口ip被封
#总结:
请求未正常获取到数据可能原因不只于上面的例举,但是发现错误的方法都是相同的,都是先使用浏览器正常访问,复制成功获取到数据时请求的headers、url和
总结:请求未正常获取到数据可能原因不只于上面的例举,但是发现错误的方法都是相同的,都是先使用浏览器正常访问,复制成功获取到数据时请求的headers、url和
data,写一个可以成功获取到数据的demo,再和无法获取到数据的爬虫程序对比,控制变量法找到关键因素。
......
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