marshmallow<4.0.0,>=3.0.0rc6

[dev]
pytest
mock
flake8==3.8.4
flake8-bugbear==20.1.4
pre-commit~=2.7
tox

[lint]
flake8==3.8.4
flake8-bugbear==20.1.4
pre-commit~=2.7

[tests]
pytest
mock
