clean up python 2 code (#976)

Author: auvipy

docs/conf.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# -*- coding: utf-8 -*-
+#
 #
 # Django REST framework JSON:API documentation build configuration file, created by
 # sphinx-quickstart on Fri Jul 24 23:31:15 2015.

example/api/resources/identity.py

@@ -33,7 +33,7 @@ def posts(self, request):
     @action(detail=True)
     def manual_resource_name(self, request, *args, **kwargs):
         self.resource_name = "data"
-        return super(Identity, self).retrieve(request, args, kwargs)
+        return super().retrieve(request, args, kwargs)
 
     @action(detail=True)
     def validation(self, request, *args, **kwargs):

example/factories.py

@@ -1,5 +1,3 @@
-# -*- encoding: utf-8 -*-
-
 import factory
 from faker import Factory as FakerFactory
 

example/migrations/0001_initial.py

@@ -1,7 +1,3 @@
-# -*- coding: utf-8 -*-
-# Generated by Django 1.9.5 on 2016-05-02 08:26
-from __future__ import unicode_literals
-
 import django.db.models.deletion
 from django.db import migrations, models
 

example/migrations/0002_taggeditem.py

@@ -1,7 +1,3 @@
-# -*- coding: utf-8 -*-
-# Generated by Django 1.10.5 on 2017-02-01 08:34
-from __future__ import unicode_literals
-
 import django.db.models.deletion
 from django.db import migrations, models
 

example/migrations/0003_polymorphics.py

@@ -1,7 +1,3 @@
-# -*- coding: utf-8 -*-
-# Generated by Django 1.11.1 on 2017-05-17 14:49
-from __future__ import unicode_literals
-
 import django.db.models.deletion
 from django.db import migrations, models
 

example/migrations/0004_auto_20171011_0631.py

@@ -1,7 +1,3 @@
-# -*- coding: utf-8 -*-
-# Generated by Django 1.11.6 on 2017-10-11 06:31
-from __future__ import unicode_literals
-
 import django.db.models.deletion
 from django.db import migrations, models
 

example/models.py

@@ -1,6 +1,3 @@
-# -*- encoding: utf-8 -*-
-from __future__ import unicode_literals
-
 from django.contrib.contenttypes.fields import GenericForeignKey, GenericRelation
 from django.contrib.contenttypes.models import ContentType
 from django.db import models

example/serializers.py

@@ -83,7 +83,7 @@ class Meta:
 
 class EntrySerializer(serializers.ModelSerializer):
     def __init__(self, *args, **kwargs):
-        super(EntrySerializer, self).__init__(*args, **kwargs)
+        super().__init__(*args, **kwargs)
         # to make testing more concise we'll only output the
         # `featured` field when it's requested via `include`
         request = kwargs.get("context", {}).get("request")
@@ -379,7 +379,7 @@ class Meta:
 
 class CurrentProjectRelatedField(relations.PolymorphicResourceRelatedField):
     def get_attribute(self, instance):
-        obj = super(CurrentProjectRelatedField, self).get_attribute(instance)
+        obj = super().get_attribute(instance)
 
         is_art = self.field_name == "current_art_project" and isinstance(
             obj, ArtProject

example/tests/__init__.py

@@ -11,7 +11,7 @@ def setUp(self):
         """
         Create those users
         """
-        super(TestBase, self).setUp()
+        super().setUp()
         self.create_users()
 
     def create_user(self, username, email, password="pw", first_name="", last_name=""):