报错信息
ERROR: THESE PACKAGES DO NOT MATCH THE HASHES FROM THE REQUIREMENTS FILE. If you have updated the package versions, please update the hashes. Otherwise, examine the package contents carefully; someone may have tampered with them.
解决方法： 网络问题，重试几次就好了，加超时时间，修改源
pip --default-timeout=1000 -i pypi.tuna.tsinghua.edu.cn/simple sklearn
sklearn 修改成你需要安装的插件
