##
Here is the source
##

#!/usr/bin/env python

from __future__ import with_statement
from fabric.api import *

def listVMs():
    with settings (
        hide('running', 'stdout', 'stderr'),
    ):
        result = sudo('VBoxManage list runningvms', shell=False, pty=True)
        print result.return_code

#####
Here is the output
#####

Trinity:unmarked-kickstart djohnston$ fab -H kt-internal -u djohnston -f ./vminfo.py listVMs
[kt-internal] Executing task 'listVMs'
0

Done.
Disconnecting from kt-internal... done.