CentOS 7.5 安装 Python3.7.1

1. 安装开发者工具

    yum -y groupinstall "Development Tools"

2. 安装Python编译依赖包

    yum -y install openssl-devel zlib-devel bzip2-devel sqlite-devel readline-devel libffi-devel systemtap-sdt-devel

3. 网上下载Python-3.7.1.tgz安装包，或者用SSH方式上传已下载好的Python-3.7.1.tgz文件包。

    wget https://www.python.org/ftp/python/3.7.1/Python-3.7.1.tgz

    备注：【云安装wget包：yum -y install wget  云更新系统文件包  yum -y update  】 

4. 解压&编译

    tar -zvxf Python-3.7.1.tgz

    cd Python-3.7.1

    ./configure --prefix=/usr/local/python3.7 --enable-optimizations

    make && make install

5. 配置环境变量

    编辑文件: vi /etc/profile.d/python37.sh

    if [ -z ${PYTHON37_HOME} ]; then

          export PYTHON37_HOME=/usr/local/python3.7

          export PATH=${PYTHON37_HOME}/bin:${PATH}

    fi

6. 加载环境变量

    source /etc/profile.d/python37.sh

7. 测试

    python3 -c "import sys; print(sys.version)"

结束。