1.yum安装依赖

[root@localhost ~]# 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-develer

2.下载python3.9

wget https://www.python.org/ftp/python/3.9.0/Python-3.9.0.tgz

3.安装python3.9

cd /usr/local

mkdir python3.9

       |"您的文件位置" /home/Python-3.9.0.tgz|

mv /home/Python-3.9.0.tgz /usr/local

tar -zxvf Python-3.9.0.tgz

cd Python-3.9.0/

./configure --prefix=/usr/local/python3.9

make && make install

依次输入命令并执行 最终出现successfully 即成功

4.建立软链接

ln -s /usr/local/python3.9/bin/python3.9 /usr/bin/python3

ln -s /usr/local/python3.9/bin/pip3.9 /usr/bin/pip3

5.查看

python3 -v

出现版本说明即成功

退出exit()


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