Cython>=0.29.34

[docs]
sphinx
sphinx_rtd_theme

[tests]

[tests:python_version < "3.4"]
pytest<5
numpy<1.17

[tests:python_version == "3.7"]
numpy<1.22

[tests:python_version > "3.4"]
pytest

[tests:python_version > "3.7"]
numpy
