在github上下载压缩包 https://github.com/scikit-learn/scikit-learn
解压后,进入该目录,在命令行中中输入:setup.py install
balalalalalalal最后出现一行error:unable to find vcvarsall.bat
问题原因:我的VC版本不对
解决办法:下载补丁
补丁下载地址:https://www.microsoft.com/en-us/download/details.aspx?id=44266
补丁下载安装完成后,在命令行输入:pip install sklearn
finally~