remove more python to codes

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/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/tests/snapshots/snap_test_errors.py

@@ -1,7 +1,3 @@
-# -*- coding: utf-8 -*-
-# snapshottest: v1 - https://goo.gl/zC4yUc
-from __future__ import unicode_literals
-
 from snapshottest import Snapshot
 
 snapshots = Snapshot()

example/tests/snapshots/snap_test_openapi.py

@@ -1,7 +1,3 @@
-# -*- coding: utf-8 -*-
-# snapshottest: v1 - https://goo.gl/zC4yUc
-from __future__ import unicode_literals
-
 from snapshottest import Snapshot
 
 snapshots = Snapshot()