方法一：推荐
wget https://www.python.org/ftp/python/3.6.4/Python-3.6.4.tgz
./configure --prefix=/usr/local/python3.6
make
sudo make install
vi /etc/bashrc 或者 vi /etc/bash.bashrc
export PATH=$PATH:/usr/local/python3.6/bin
source /etc/bashrc 或/etc/bash.bashrc
方法二： sudo apt-get install software-properties-common sudo add-apt-repository ppa:jonathonf/python-3.6 sudo apt-get update sudo apt-get install python3.6
python3.6m
