python-2.6.6-36.el6.x86_64.rpm
python-devel-2.6.6-36.el6.x86_64.rpm
python-libs-2.6.6-36.el6.x86_64.rpm
python-pycurl-7.19.0-8.el6.x86_64.rpm
python-setuptools-0.6.10-3.el6.noarch.rpm
python-urlgrabber-3.9.1-8.el6.noarch.rpm  
python-iniparse-0.3.1-2.1.el6.noarch.rpm
rpm-python-4.8.0-32.el6.x86_64.rpm
yum-3.2.29-40.el6.centos.noarch.rpm
yum-metadata-parser-1.1.2-16.el6.x86_64.rpm
yum-utils-1.1.30-14.el6.noarch.rpm
yum-plugin-fastestmirror-1.1.30-14.el6.noarch.rpm     
yum-plugin-protectbase-1.1.30-14.el6.noarch.rpm
yum-plugin-aliases-1.1.30-14.el6.noarch.rpm
yum-plugin-downloadonly-1.1.30-14.el6.noarch.rpm

[root@test ~]# rpm -qa|grep python|xargs rpm -ev --allmatches --nodeps ##强制删除已安装程序及其关联
[root@test ~]# whereis python |xargs rm -frv ##删除所有残余文件 ##xargs，允许你对输出执行其他某些命令
[root@test ~]# whereis python ##验证删除，返回无结果

[root@test ~]# rpm -qa|grep yum|xargs rpm -ev --allmatches --nodeps
[root@test ~]# whereis yum |xargs rm -frv

[root@test ~]# rpm -Uvh --replacepkgs python*.rpm
[root@test ~]# rpm -Uvh --replacepkgs rpm-python*.rpm yum*.rpm

[root@test ~]# python
Python 2.6.6 (r266:84292, Feb 22 2013, 00:00:18)
[GCC 4.4.7 20120313 (Red Hat 4.4.7-3)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import yum
>>>