Couldn't find a tree builder with the features you requested: lxml.解決方案

我的情況如下： 我在pip install lxml的時候，系統告訴我已經裝好了，但是在.py文件調試跟cmd 的python調試的時候，lxml又不能使用， 會報錯bs4.FeatureNotFound: Couldn’t find a tree builder with the features you requested: lxml. Do you need to install a par

>>阅读原文<<