1.上传Python-3.7.12.tgz到linux目录上
    2.解压

    1. tar -zxvf Python-3.7.12.tgz

    3.安装依赖环境

    1. yum install -y zlib-devel libffi-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gcc make

    4.进入解压后的目录

    1. ./configure --prefix=/root/training/Python-3.7.12
    2. make
    3. make install

    5.创建软链接

    1. ln -s /root/training/Python-3.7.12/bin/python3.7 /usr/local/bin/python3
    2. ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3

    6.配置环境变量

    1. vi ~/.bash_profile
    2. ##加入下面的两行
    3. export PYTHON_HOME=/root/training/Python-3.7.12
    4. export PATH=$PYTHON_HOME/bin:$PATH
    6. ##生效配置文件
    7. source ~/.bash_profile