Python3 Linux安装

环境

系统版本：CentOS Linux release 8.3.2011

Python版本：Python-3.11.0a1

Python下载地址：https://www.python.org/ftp/python/

1. 下载安装包

   [root@i-h0xe1oiq data]# wget https://www.python.org/ftp/python/3.11.0/Python-3.11.0a1.tgz
   [root@i-h0xe1oiq data]# ll -h
   total 24M
   -rw-r--r-- 1 root root 24M Oct  5 20:45 Python-3.11.0a1.tgz
   

2. 安装依赖包

   [root@i-h0xe1oiq data]# yum -y install gcc gcc-c++ make openssl-devel bzip2-devel expat-devel gdbm-devel readline-devel zlib-devel libffi-devel
   

3. 解压安装包

   [root@i-h0xe1oiq data]# tar xf Python-3.11.0a1.tgz 
   

4. 进入解压目录

   [root@i-h0xe1oiq data]# cd Python-3.11.0a1
   

5. 编译安装

   [root@i-h0xe1oiq Python-3.11.0a1]# ./configure
   [root@i-h0xe1oiq Python-3.11.0a1]# make
   [root@i-h0xe1oiq Python-3.11.0a1]# make install
   
   # 当出现"Successfully installed pip-21.2.3 setuptools-57.4.0"时表示安装成功
   

6. 验证

   [root@i-h0xe1oiq Python-3.11.0a1]# which  python3.11
   /usr/local/bin/python3.11
   [root@i-h0xe1oiq Python-3.11.0a1]# python3.11 -V
   Python 3.11.0a1
   [root@i-h0xe1oiq Python-3.11.0a1]# pip3.11 -V
   pip 21.2.3 from /usr/local/lib/python3.11/site-packages/pip (python 3.11)