I'm not sure if this was a bug or just a quirk of my particular install. The installer added packages, but did not install python-psutil. I had to install it manually.
Installing python-dev
Reading package lists... Done
Building dependency tree... 77%
Reading state information... Done
The following extra packages will be installed:
libpython-dev libpython2.7-dev python2.7-dev
The following NEW packages will be installed:
libpython-dev libpython2.7-dev python-dev python2.7-dev
0 upgraded, 4 newly installed, 0 to remove and 1 not upgraded.
Need to get 18.2 MB of archives.
After this operation, 25.7 MB of additional disk space will be used.
Do you want to continue? [Y/n] y
I'm not sure if this was a bug or just a quirk of my particular install. The installer added packages, but did not install python-psutil. I had to install it manually.
I needed to add python-psutil