dd >= 0.1.3
gitpython >= 1.0.1
humanize >= 0.5.1
natsort >= 3.5.3
networkx >= 1.9.1
omega >= 0.0.3
ply >= 3.4
promela >= 0.0.1
psutil >= 3.1.1
subprocess32 >= 3.2.6
