python升级带来的yum异常:File "/usr/bin/yum", line 30

CentOS 7升级Python3.5。2后,需要/usr/bin/python创建了一个指向Python 3的软连接,然后将/usr/bin/yum的顶部的:

!/usr/bin/python

改成了

!/usr/bin/python2.7

后,运行yum,还是出现了以下错误:

[root@master ~]# yum -y groupinstall “X Window System”

 

 File "/usr/libexec/urlgrabber-ext-down", line 28

    except OSError, e:

                  ^

SyntaxError: invalid syntax

 

解决方案:

 

1.

 

vim /usr/libexec/urlgrabber-ext-down

将/usr/bin/python改为/usr/bin/python2.7

2.

 

vim /usr/bin/yum-config-manager

解决办法同上: #!/usr/bin/python换成 #!/usr/bin/python2.7  

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转载自1028826685.iteye.com/blog/2404268