[tox]
minversion = 2.3.1
envlist = py36,py37,py38,pep8
skipsdist = True

[testenv]
setenv =
    VIRTUAL_ENV={envdir}
    PYTHONWARNINGS=default::DeprecationWarning
    LANGUAGE=en_US
    LC_ALL=en_US.utf-8
whitelist_externals = bash
    find
    rm
usedevelop = True
install_command = pip install -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt} {opts} {packages}
deps = -r{toxinidir}/test-requirements.txt
commands =
    find . -type f -name "*.pyc" -delete

[testenv:pep8]
basepython = python3.8
#commands = /usr/local/bin/flake8 {posargs}
#commands = /usr/bin/flake8 {posargs}
commands = flake8 {posargs}


[testenv:py36]
basepython = python3.6

[testenv:py37]
basepython = python3.7

[testenv:py38]
basepython = python3.8

[flake8]
# TODO(dmllr): Analyze or fix the warnings blacklisted below
# E711 comparison to None should be 'if cond is not None:'
# E712 comparison to True should be 'if cond is True:' or 'if cond:'
# H404 multi line docstring should start with a summary
# H405 multi line docstring summary not separated with an empty line
# E123, E125 skipped as they are invalid PEP-8.
show-source = True
builtins = _
ignore = E121,E122,E123,E124,E125,E126,E127,E128,E129,E131,E251,E711,E712,H405,W504,E731,H238,E126,E128,E731,H405,N530,W504,E129,E741,W503,F821,F999,F841,E402,W605,F405
exclude = .venv,.git,.tox,dist,doc,etc,*lib/python*,*egg,build