linux服务器安装python环境

安装模块模块
yum -y install zlib zlib-devel libffi-devel
yum -y install bzip2 bizp2-devel 
yum -y install ncurses ncurses-devel
yum -y install readline readline-deval
yum -y install openssl openssl-devel openssl-static
yum -y install xz lzma xz-devel
yum -y install sqlite sqlite-devel
yum -y install gdbm gdbm-devel
yum -y install tk tk-devel

升级GCC
yum -y install centos-release-scl
yum -y install devtoolset-9-gcc devtoolset-9-gcc-c++ devtoolset-9-binutils
scl enable devtoolset-9 bash
echo "source /opt/rh/devtoolset-9/enable" >> /etc/profile
gcc -v

下载编译安装
# 下载
wget https://www.python.org/ftp/python/3.8.13/Python-3.8.13.tar.xz
# 解压
tar xvf Python-3.8.13.tar.xz

cd Python-3.8.13
# prefix指定安装目录，enable-optimizations启动优化参数
./configure --prefix=/usr/local/python --enable-optimizations
# 编译安装
make & make install

创建软连接
cd /usr/local/bin
ln -s /usr/local/python3/bin/python3.8 python3
ln -s /usr/local/python3/bin/pip3 pip3