Ubuntu1604上安装python3.6.9
1.去官网下载
https://www.python.org/downloads/source/
2.解压
xz -d *.xz
tar xvf Py*.tar
3.安装
//打算安装在/opt/python3.6下 --with-ssl很重要,pip3需要用到
./configure --prefix=/opt/python3.6 --with-ssl
make
sudo make install
如果遇到问题
"INFO: Can't locate Tcl/Tk libs and/or headers"