Attempt to fix master (#647)

* Migrations of oauth2_provider has been squashed

reset migration dependencies accordingly

* Drop django 1.11 and 2.1
* Fix django3 selection
* Pin drf for doc as latest version is not yet supported

testproj/users/migrations/0002_setup_oauth2_apps.py

@@ -30,7 +30,7 @@ def add_oauth_apps(apps, schema_editor):
 class Migration(migrations.Migration):
     dependencies = [
         migrations.swappable_dependency(settings.AUTH_USER_MODEL),
-        ('oauth2_provider', '0006_auto_20171214_2232'),
+        ('oauth2_provider', '0002_auto_20190406_1805'),
         ('users', '0001_create_admin_user'),
     ]
 

tox.ini

@@ -5,9 +5,10 @@ isolated_build_env = .package
 
 # https://docs.djangoproject.com/en/dev/faq/install/#what-python-version-can-i-use-with-django
 envlist =
-    py36-django{111,22}-drf{38,39},
+    py36-django{22}-drf{38,39},
     py37-django22-drf{38,39,310,311},
-    py38-django{22,3}-drf{310,311},
+    py38-django22-drf{310,311},
+    py38-django3-drf{311},
     djmaster, lint, docs
 skip_missing_interpreters = true
 
@@ -17,17 +18,11 @@ deps =
 
 [testenv]
 deps =
-    django111: Django>=1.11,<2.0
-    django111: django-oauth-toolkit>=1.1.0,<1.2.0
-
-    django21: Django>=2.1,<2.2
-    django21: django-oauth-toolkit>=1.2.0
-
     django22: Django>=2.2,<2.3
-    django22: django-oauth-toolkit>=1.2.0
+    django22: django-oauth-toolkit>=1.3.2
 
-    django3: Django>=2.2,<2.3
-    django3: django-oauth-toolkit>=1.2.0
+    django3: Django>=3.0,<4
+    django3: django-oauth-toolkit>=1.3.2
 
     drf38: djangorestframework>=3.8,<3.9
     drf39: djangorestframework>=3.9,<3.10
@@ -41,7 +36,7 @@ deps =
     djmaster: https://github.com/django/django/archive/master.tar.gz
     djmaster: https://github.com/ottoyiu/django-cors-headers/archive/master.tar.gz
     djmaster: https://github.com/encode/django-rest-framework/archive/master.tar.gz
-    djmaster: django-oauth-toolkit>=1.2.0
+    djmaster: django-oauth-toolkit>=1.3.2
 
     # other dependencies
     -r requirements/validation.txt
@@ -60,6 +55,8 @@ commands =
 [testenv:docs]
 deps =
     -r requirements/docs.txt
+    # latest supported version of DRF by current drf_yasg
+    djangorestframework>=3.11,<3.12
 commands =
     twine check .tox/dist/*
     sphinx-build -WnEa -b html docs docs/_build/html