constraints.txt

astroid==2.3.3
pylint==2.4.4
cryptography==2.5.0
decorator==4.4.2
docutils==0.16

# Jinja2 3.1.0 is incompatible with sphinx and/or jupyter until they are updated
# to work with the new jinja version (the jinja maintainers aren't going to
# fix things) pin to the previous working version.
jinja2==3.0.3