six>=1.11.0

[:python_version < "3"]
inspect2>=0.1.0

[:python_version < "3.4"]
singledispatch>=3.4.0.3

[doc]
sphinx

[test]
pytest>=4.6.7
pytest-cov>=2.6.1

[test:python_version < "3"]
pytest-checkdocs>=1.2.5

[test:python_version >= "3"]
pytest-checkdocs>=2.9.0
