requirements.txt

black (>=18.9b0)
bleach (>=3.0)
coverage (>=4.5)
cryptography (>=2.5)
django (>=2.2)
django-filter (>=2.1)
djangorestframework (>=3.9)
flake8 (>=3.6)
isort (>=4.3)
markdown (>=3.0)
pytest (>=3.0)
pytest-cov (>=2.6)
pytest-django (>=3.4)
pytest-mock (>=3.1)
tox (>=3.5)
logfmt (>=0.4)