[tox] isolated_build=true envlist = {py37,py38,py39}-tornado{4,5,6} [testenv] deps = tornado4: tornado>=4,<5 tornado5: tornado>=5,<6 tornado6: tornado>=6,<7 black codecov mypy hypothesis flake8 pytest pytest-black pytest-cov pytest-flake8 pytest-mypy passenv = CI HYPOTHESIS_PROFILE TRAVIS TRAVIS_* whitelist_externals = poetry commands = pytest codecov