jmespath>=0.6.2
jsonschema<4,>=3.0.2
numpy>=1.10
packaging>=16.0
pyyaml>=3.10
semantic_version>=2.8
asdf-standard>=1.0.0
asdf-transform-schemas>=0.2.0

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

[all]
lz4>=0.10

[docs]
sphinx
sphinx-astropy
astropy
graphviz
matplotlib
docutils

[tests]
pytest
astropy
gwcs
pytest-doctestplus
pytest-remotedata
pytest-openfiles
pytest-sugar
psutil
lz4>=0.10
