pbr>=0.11
six>=1.9

[:(python_version<"3.3")]
funcsigs>=1

[docs:(python_version<"3" or python_version>="3.3")]
sphinx

[docs:(python_version<"3.3" and python_version>="3")]
jinja2<2.7
Pygments<2
sphinx<1.3

[test]
unittest2>=1.1.0