asdf-standard>=1.0.1
asdf-transform-schemas>=0.3.0
asdf-unit-schemas>=0.1.0

[:python_version < "3.9"]
importlib_resources>=3

[docs]
tomli
sphinx
sphinx-asdf>=0.1.3
sphinx-astropy
astropy>=5.0.4
graphviz
matplotlib
docutils
sphinx-rtd-theme

[test]
pytest>=4.6.0
pytest-openfiles>=0.5.0
asdf>=2.8.0
asdf-astropy
