参考:https://www.cnblogs.com/sung1024/p/11362451.html
rpm -qa | grep yum
rpm -e [包名] --nodeps
libxml2-python-2.9.1-6.el7.5.x86_64.rpm lvm2-python-libs-2.02.187-6.el7.x86_64.rpm python-2.7.5-89.el7.x86_64.rpm python-backports-ssl_match_hostname-3.5.0.1-1.el7.noarch.rpm python-backports-ssl_match_hostname-3.5.0.1-1.el7.noarch.rpm python-chardet-2.2.1-3.el7.noarch.rpm python-devel-2.7.5-89.el7.x86_64.rpm python-iniparse-0.4-9.el7.noarch.rpm python-ipaddress-1.0.16-2.el7.noarch.rpm python-kitchen-1.1.1-5.el7.noarch.rpm python-libs-2.7.5-89.el7.x86_64.rpm python-pycurl-7.19.0-19.el7.x86_64.rpm python-setuptools-0.9.8-7.el7.noarch.rpm python-urlgrabber-3.10-10.el7.noarch.rpm rpm-python-4.11.3-45.el7.x86_64.rpm yum-3.4.3-168.el7.centos.noarch.rpm yum-metadata-parser-1.1.4-10.el7.x86_64.rpm yum-plugin-aliases-1.1.31-54.el7_8.noarch.rpm yum-plugin-fastestmirror-1.1.31-54.el7_8.noarch.rpm yum-plugin-protectbase-1.1.31-54.el7_8.noarch.rpm yum-utils-1.1.31-54.el7_8.noarch.rpm
rpm -Uvh --replacepkgs lvm2-python-libs*.rpm --nodeps --force rpm -Uvh --replacepkgs libxml2-python*.rpm --nodeps --force rpm -Uvh --replacepkgs python*.rpm --nodeps --force rpm -Uvh --replacepkgs rpm-python*.rpm yum*.rpm --nodeps --force
yum -v
!/usr/bin/python2
原文:https://www.cnblogs.com/gygtech/p/14852657.html