You are probably better off by using yolk directly...
Errors most likely, it's just a simple, erh.., programm is said too much, it's really just a simple hack for the lazy!
If you are proficient with python, you might want to skip this part, it lists only one way of doing it (virtualenv).
Download this from bitbucket, either via cloning (a) or by getting a tarball/"zipball":
a) git clone ssh://firstname.lastname@example.org/hixi/lppv.git lppv
instead of using lppv you might want to choose your own directory
go to step 2
b) create a new directory, ie. lppv
got to step 2
in your directory, create a new virtualenv:
use pip to install the dependencies
pip install -r requirements.txt
You are now ready to go!
Insert your packages list with the format <Package>==<Version> into your_versions.txt, a package per line:
Then run ./get_recent_versions.py and you get listed, which packages could possibly need an update and which ones are up to date.