1.安装下列所需的依赖包： gcc zlib zlib-devel readline-devel
# yum install zlib-devel
# yum install readline-devel注：readline-devel包用于解决退格键与方向键出现乱码的问题
2.下载Python3.6.2安装包
# wget https://www.python.org/ftp/python/3.6.2/Python-3.6.2.tgz3.解压安装包
# tar -xzvf Python-3.6.2.tgz4.进入目录
# cd Python-3.6.25.配置、检查依赖
# ./configure --prefix=/usr/local/python3注：添加prefix前缀指定安装的目标路径
6.编译&安装
# make && make install7.建立新的软链接
# ln -s /usr/local/python3/bin/python3.6 /usr/bin/python38.测试运行
# python3 --version
# python3