写在前面

Python官网：www.python.org/downloads/

Windows

1. 官网下载
2. 按安装指导安装

• 注意
  • 安装路径可自定义选择
  • 勾选 Add Python to PATH

Linux

CentOS7

1. 安装Python3需要的依赖

yum -y install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gdbm-devel db4-devel libpcap-devel xz-devel gcc

2. 下载Python

wget https://www.python.org/ftp/python/3.10.6/Python-3.10.6.tgz

3. 解压python压缩包

tar -zxvf Python-3.10.6.tgz

4. 将解压后的python文件移动到 /usr/local

mv Python-3.10.6 /usr/local

5. 编译安装python

cd /usr/local/Python-3.10.6
./config
make
make install

6. 配置python3，可省略

ln -s /usr/local/Python-3.10.6 /usr/bin/python3

7. 验证python3

python3 --version