安裝步驟
1.添加testing源
vim /etc/apt/sources.list
deb http://mirrors.163.com/debian/ testing main
2.更新源
apt-get update
3.安裝python3.6
apt-get install python3.6 python3.6-dev python3.6-distutils
4.安裝pip3.6
wget https://bootstrap.pypa.io/get-pip.py
python3.6 get-pip.py