packaging
pip
setuptools
six
wheel

[:python_version < "2.7"]
importlib

[:python_version < "3.5"]
backports.tempfile

[:python_version <= "2.7"]
contextlib2
funcsigs

[dev]
flake8
invoke
isort
parver
pre-commit
rope
towncrier
wheel

[dev:python_version >= "3.5"]
flake8-bugbear
mypy

[dev:python_version >= "3.6"]
black

[tests]
pytest-cov
pytest-timeout
pytest-xdist
pytest<5.0
twine

[tests:python_version < "3.8"]
readme-renderer[md]
