CentOS6.5运行yum报错：No module named yum

公司测试机环境不知道给我卸了什么包，导致yum运行报错状况：

报错情况：

There was a problem importing one of the Python modules
required to run yum. The error leading to this problem was:

No module named sqlite

Please install a package which provides this module, or
verify that the module is installed correctly.

It's possible that the above module doesn't match the
current version of Python, which is:

一、升级或卸载Python导致：

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1、查看已安装python的版本，可能是当前系统存在多个python导致 [root@test ~]# whereis python python: /usr/bin/python2.6 /usr/bin/python /usr/bin/python2.6-config /usr/lib/python2.6 /usr/lib64/python2.6 /usr/include/python2.6 /usr/share/man/man1/python.1.gz [root@test ~]# vi /usr/bin/yum 将 #!/usr/bin/python 修改为 #!/usr/bin/python2.6 如果是源代码安装的，默认路径是/usr/local/bin/python2.6,做个软链接即可 rm -rf /usr/bin/python ln -s /usr/local/bin/python2.6 /usr/bin/python

二、完全重装python和yum

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1、删除现有Python [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 2、删除现有的yum [root@test ~]# rpm -qa|grep yum|xargs rpm -ev --allmatches --nodeps [root@test ~]# whereis yum |xargs rm -frv 3、从http://mirrors.ustc.edu.cn/centos/6.4/os/x86_64/Packages/下载相应的包 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 由于源中版本会更新，具体请查看URL中的版本再下载下来！ [root@test ~]# rpm -Uvh --replacepkgs python*.rpm [root@test ~]# rpm -Uvh --replacepkgs rpm-python*.rpm yum*.rpm 可能之间还需要zlib和zlib-devel包，根据情况下载并安装！

三、运行python进行测试

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[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 >>> 如上，要是什么都没报，则说明OK啦~

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