dill
six

[:python_version < "3.5"]
typing

[dev]
coverage
pytest
pytest-cov
tox
wheel

[dev:implementation_name == "cpython"]
flake8
ipdb
mypy
pylint

[dev:python_version < "3.0"]
mock

[dev:python_version > "3.5" and implementation_name == "cpython"]
black
