元々python2.4で動いていたらしく、誰かが2.5をソースで入れてから使えなくなった。 # yum There was a problem importing one of the Python modules required to run yum. The error leading to this problem was: No module named yum 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: 2.5.2 (r252:60911,