centos7 将python2升级到python3以后
运行:yum groupinstall "GNOME Desktop"
报错:
Loaded plugins: fastestmirror, langpacks
There is no installed groups file.
Maybe run: yum groups mark convert (see man yum)
base | 3.6 kB 00:00
extras | 3.4 kB 00:00
jenkins | 2.9 kB 00:00
updates | 3.4 kB 00:00
File "/usr/libexec/urlgrabber-ext-down", line 28
except OSError, e:
^
SyntaxError: invalid syntax
Exiting on user cancel
解决办法:
vim /usr/libexec/urlgrabber-ext-down
将/usr/bin/python 修改为 /usr/bin/python2