Babel!=2.4.0,>=2.3.4
pbr!=2.1.0,>=2.0.0
PyYAML>=3.12
six>=1.10.0
stevedore>=1.20.0
flake8<4.0.0,>=3.6.0

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

[:(python_version>='3.4')]
networkx>=1.10
