【Python】Linux环境下安装python(公网)

1.安装相关依赖

1.1.升级yum源

yum install -y update

1.2.安装gcc、gcc-c++等依赖

yum install gcc gcc-c++

yum -y install gcc automake autoconf libtool make

yum groupinstall -y 'Development Tools'

yum install -y gcc openssl-devel bzip2-devel libffi-devel

2.安装python

2.1.下载python

# 在官方网站下载python3.8.1
cd /home

wget https://www.python.org/ftp/python/3.8.1/Python-3.8.1.tgz

2.2.解压缩和编译

tar -zxvf Python-3.8.1.tgz 

cd Python-3.8.1

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

2.3.安装

make && make install

2.4.配置环境变量

export PATH=$PATH:/usr/local/python3/bin/

2.5.建立映射关系

# 查看python的映射关系

ls -l /usr/bin/python*

# 将刚才安装的3.8版本映射到python

ln -s /usr/local/python3/bin/python3.8 /usr/bin/python

# 修改完成之后进行验证
python --version