[:python_version < "3.8"]
typing-extensions>=3.6.4

[docs]
jaraco.packaging>=8.2
rst.linker>=1.9
sphinx

[perf]
ipython

[testing]
flufl.flake8
packaging
pep517
pyfakefs
pytest-checkdocs>=2.4
pytest-cov
pytest-enabler>=1.0.1
pytest-flake8
pytest-perf>=0.9.2
pytest>=4.6

[testing:platform_python_implementation != "PyPy"]
pytest-black>=0.3.7
pytest-mypy

[testing:python_version < "3.9"]
importlib_resources>=1.3