一、安装依赖
yum install -y wget gcc zlib* openssl* bzip2-devel ncurses-devel sqlite-devel readline-devel tk-devel libffi-devel
二、下载Python3安装包
wget https://www.python.org/ftp/python/3.8.0/Python-3.8.0.tgz
三、创建安装目录并解压
mkdir -p /usr/local/python3
tar -zxvf Python-3.8.0.tgz
四、进入解压后的目录,编译安装
cd Python-3.8.0
./configure --prefix=/usr/local/python3
make && make install
五、建立python3的软链
ln -s /usr/local/python3/bin/python3 /usr/bin/python3
六、将/usr/local/python3/bin加入PATH
vi /etc/profile
文本末尾添加:
export PATH=$PATH:/usr/local/python3/bin
退出:
使配置生效:
source /etc/profile
七、测试是否安装成功
$ python3 -V
Python 3.8.0
$ pip3 -V
pip 19.2.3 from /usr/local/python3/lib/python3.8/site-packages/pip (python 3.8)