yum clean all
/usr/bin/yum: line 5: import: command not found
/usr/bin/yum: line 6: try:: command not found
/usr/bin/yum: line 7: import: command not found
/usr/bin/yum: line 8: except: command not found
/usr/bin/yum: line 26: syntax error near unexpected token `('
/usr/bin/yum: line 26: `""" % (sys.exc_value, sys.version)'