Babel!=2.4.0,>=2.3.4
networkx>=1.10
pbr!=2.1.0,>=2.0.0
PyYAML>=3.12
six>=1.10.0
stevedore>=1.20.0
hacking<1.2.0,>=1.1.0

[:(python_version<'3.0')]
networkx<2.3,>=1.10
