一.使用request库实现批量下载HTML 二.使用BeautifulSoup库实现html解析 官网:https://beautifulsoup.readthedocs.io/zh_CN/v4.4.0/ 问题: 1)NotImplementedError: Only the following pseudo-classes are implemented: nth-of-type. 当使用copy selector时,复制的是nth-child,而soup 似乎不支持nth-child,所以…