NLTK>=3
dask<2.4.0,>=1.0.0
cesium>=0.9.9
dill>=0.2.9
numpy>=1.16.2
pandas>=0.25.1
schema>=0.6.8
scikit-learn>=0.20.0
torchvision>=0.4
torch>=1.2.0
xlrd>=1.0.0
requests>=2.0.0
ax-platform>=0.1.3
pyro-ppl>=0.4.1
