问题
虚拟机centos7.9安装python3后yum不能用了,报错:
File "/usr/bin/yum", line 30
except KeyboardInterrupt, e:
^
SyntaxError: invalid syntax
处理方法
1、卸载现有yum
rpm -qa|grep yum|xargs rpm -e --nodeps
2、从镜像网站下载或者从系统光盘中获取如下三个包
yum-3.4.3-168.el7.centos.noarch.rpm
yum-metadata-parser-1.1.4-10.el7.x86_64.rpm
yum-plugin-fastestmirror-1.1.31-54.el7_8.noarch.rpm
3、安装这三个包
rpm -ivh yum-*