[tox]
envlist =
    py{36,37,38,39}-dj{22,30,31,master}
    flake8, isort

[gh-actions]
python =
    3.6: py36
    3.7: py37
    3.8: py38, flake8, isort
    3.9: py39

[testenv]
deps =
    freezegun==0.3.12
    -rrequirements-test.txt
    dj22: Django==2.2.*
    dj30: Django==3.0.*
    dj31: Django==3.1.*
    djmaster: https://github.com/django/django/archive/master.tar.gz
ignore_outcome =
    djmaster: True
passenv =
    CI
    GITHUB_*
    DB_*
usedevelop = True
commands =
    pytest {posargs}

[testenv:py{36,37,38,39}-djmaster]
ignore_errors = True

[testenv:flake8]
basepython =
    python3.8
deps =
    flake8
skip_install = True
commands =
    flake8 model_utils tests

[flake8]
ignore =
    E731  ; do not assign a lambda expression, use a def
    W503  ; line break before binary operator
    E402  ; module level import not at top of file
    E501  ; line too long

[testenv:isort]
basepython = python3.8
deps = isort
commands =
    isort model_utils tests setup.py --check-only --diff
skip_install = True

[tox]
envlist =
    py{36,37,38,39}-dj{22,30,31,main}
    flake8, isort

[gh-actions]
python =
    3.6: py36
    3.7: py37
    3.8: py38, flake8, isort
    3.9: py39

[testenv]
deps =
    freezegun==0.3.12
    -rrequirements-test.txt
    dj22: Django==2.2.*
    dj30: Django==3.0.*
    dj31: Django==3.1.*
    djmain: https://github.com/django/django/archive/main.tar.gz
ignore_outcome =
    djmain: True
ignore_errors =
    djmain: True
passenv =
    CI
    GITHUB_*
    DB_*
usedevelop = True
commands =
    pytest {posargs}

[testenv:flake8]
basepython =
    python3.8
deps =
    flake8
skip_install = True
commands =
    flake8 model_utils tests

[flake8]
ignore =
    E731  ; do not assign a lambda expression, use a def
    W503  ; line break before binary operator
    E402  ; module level import not at top of file
    E501  ; line too long

[testenv:isort]
basepython = python3.8
deps = isort
commands =
    isort model_utils tests setup.py --check-only --diff
skip_install = True

Rename Django's dev branch to main.
Rename Django's dev branch to main.

More information: https://groups.google.com/g/django-developers/c/tctDuKUGosc/
Refs: https://github.com/django/django/pull/14048
