[K12OSN] yum update problem

[Carl Keil]

Running "yum update" yielded the following:

Downloading needed headers
Resolving dependencies
......Unable to satisfy dependencies
Package apt-python needs apt = 0:0.5.15cnc6-0.fdr.11.2.k12ltsp, this is 
not available.

how do I resolve this?

Thanks,

ck