Ok making some progress. After doing sym links and trying again I'm now getting a different error.
Traceback (most recent call last):
File "poclbm.py", line 5, in
from BitcoinMiner import *
File "/home/rocko/BitcoinMiner.py", line 8, in
from sha256 import *
ImportError: No module named sha256
wget --no-check-certificate https://github.com/m0mchil/poclbm/raw/master/sha256.py