1、先安装以下
yum install zlib-devel
yum install libffi-devel
yum install openssl-devel
2、到python官网下载安装包
wget https://python.org/ftp/python/3.7.0/Python-3.7.0.tgz
3、解压
tar -xzvf Python-3.7.0.tgz
4、
cd Python-3.7.0
./configure --prefix=/usr/python3
make
make install
这里就安装完毕,安装目录在/usr/python3
创建软连接
ln -s /usr/python3/bin/python3 /usr/bin/python3
ln -s /usr/python3/bin/pip3 /usr/bin/pip3