[tox]
minversion = 2.0
envlist = pep8
skipsdist = True

[testenv]
basepython = python3
usedevelop = True
deps =
  -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
  -r{toxinidir}/requirements.txt
  -r{toxinidir}/test-requirements.txt
commands = stestr run --slowest {posargs}

[testenv:pep8]
commands = flake8

[testenv:venv]
commands = {posargs}

[flake8]
show-source = True
# W504 line break after binary operator
# (W503 and W504 are incompatible and we need to choose one of them.
#  Existing codes follows W503, so we disable W504.)
ignore = W504
builtins = _
exclude=.venv,.git,.tox,dist,doc,*openstack/common*,*lib/python*,*egg,build