前言:python下载地址https://www.python.org/ftp/python
cd opt
wget https://www.python.org/ftp/python/3.8.2/Python-3.8.2.tgz
yum -y install wget
mkdir -p /usr/local/python3
tar -zxvf Python-3.8.2.tgz
yum install gcc
yum -y install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gdbm-devel db4-devel libpcap-devel xz-devel libffi-devel
yum install libffi-devel -y
yum install zlib*
cd Python-3.8.2
./configure --with-ssl --prefix=/usr/local/python3
make
make install
/usr/local/python3/bin/python3
ln -s /usr/local/python3/bin/python3 /usr/bin/python3
ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3