centos 安装python3

1、下载并安装　　

wget https://www.python.org/ftp/python/3.6.7/Python-3.6.7.tgz
tar zxvf Python-3.6.7.tgz
cd Python-3.6.7
./configure
make && make install

2、配置默认python

rm -f /usr/bin/python
ln -s /usr/local/bin/python3 /usr/bin/python
rm /usr/bin/pip
ln -s /usr/local/bin/pip3 /usr/bin/pip

3、修改yum配置文件顶部python为python2

vi /usr/bin/yum

4、运行以下命令检测是否成功

yum update -y
python --version 
pip --version

 

来源：https://www.cnblogs.com/jssoft/p/11533134.html