Avoid using Django's six module.

setup.py

@@ -64,6 +64,7 @@ setup(
         'beautifulsoup4',
         'translitcodec',
         'django-dirtyfields',
+        'six',
     ],
     classifiers=[
         # 'Development Status :: 4 - Beta',

shared/utils/models/slugs.py

@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
+import six
 
 from django.conf import settings
 from django.core import validators
@@ -7,7 +8,6 @@ from django.db import models
 from django.db.models import fields as django_fields
 from django.db.models.signals import pre_save, post_save
 from django.dispatch import receiver
-from django.utils import six
 from django.utils.translation import ugettext_lazy as _
 
 from dirtyfields import DirtyFieldsMixin

shared/utils/templatetags/translation_tags.py

@@ -1,7 +1,8 @@
+from urllib.parse import urlsplit, urlunsplit
+
 from django import template
 from django.urls.exceptions import NoReverseMatch
 from django.urls import reverse
-from django.utils.six.moves.urllib.parse import urlsplit, urlunsplit
 from django.utils.translation import override
 
 from ..translation import get_translation, get_translated_field

shared/utils/text.py

@@ -4,12 +4,12 @@ from __future__ import unicode_literals
 import codecs
 import translitcodec  #  provides 'translit/long', used by codecs.encode()
 import re
+import six
 
 from django.conf import settings
 from django.utils.encoding import force_text, smart_text
 from django.utils.functional import keep_lazy_text
 from django.utils.html import mark_safe
-from django.utils import six
 from django.utils.text import slugify as django_slugify
 from django.utils.translation import ugettext_lazy