Drop six from compat. 1.4.2 is now the lowest supported version.

README.md

@@ -27,7 +27,7 @@ There is a live example API for testing purposes, [available here][sandbox].
 # Requirements
 
 * Python (2.6.5+, 2.7, 3.2, 3.3)
-* Django (1.3, 1.4, 1.5, 1.6)
+* Django (1.4.2+, 1.5, 1.6, 1.7)
 
 # Installation
 

docs/index.md

@@ -50,7 +50,7 @@ Some reasons you might want to use REST framework:
 REST framework requires the following:
 
 * Python (2.6.5+, 2.7, 3.2, 3.3)
-* Django (1.3, 1.4, 1.5, 1.6)
+* Django (1.4.2+, 1.5, 1.6, 1.7)
 
 The following packages are optional:
 

docs/topics/2.4-accouncement.md

-* Writable nested serializers.
 * List/detail routes.
 * 1.3 Support dropped, install six for <=1.4.?.
 * `allow_none` for char fields

rest_framework/compat.py

@@ -9,14 +9,9 @@ import django
 import inspect
 from django.core.exceptions import ImproperlyConfigured
 from django.conf import settings
+from django.utils import six
 
 
-# Try to import six from Django, fallback to external `six` package.
-try:
-    from django.utils import six
-except ImportError:
-    import six
-
 # Handle django.utils.encoding rename in 1.5 onwards.
 # smart_unicode -> smart_text
 # force_unicode -> force_text

rest_framework/decorators.py

@@ -7,7 +7,7 @@ based views, as well as the `@detail_route` and `@list_route` decorators, which
 used to annotate methods on viewsets that should be included by routers.
 """
 from __future__ import unicode_literals
-from rest_framework.compat import six
+from django.utils import six
 from rest_framework.views import APIView
 import types
 import warnings

rest_framework/fields.py

@@ -18,14 +18,14 @@ from django.conf import settings
 from django.db.models.fields import BLANK_CHOICE_DASH
 from django.http import QueryDict
 from django.forms import widgets
-from django.utils import timezone
+from django.utils import six, timezone
 from django.utils.encoding import is_protected_type
 from django.utils.translation import ugettext_lazy as _
 from django.utils.datastructures import SortedDict
 from django.utils.dateparse import parse_date, parse_datetime, parse_time
 from rest_framework import ISO_8601
 from rest_framework.compat import (
-    BytesIO, six, smart_text,
+    BytesIO, smart_text,
     force_text, is_non_str_iterable
 )
 from rest_framework.settings import api_settings

rest_framework/filters.py

@@ -5,7 +5,8 @@ returned by list views.
 from __future__ import unicode_literals
 from django.core.exceptions import ImproperlyConfigured
 from django.db import models
-from rest_framework.compat import django_filters, six, guardian, get_model_name
+from django.utils import six
+from rest_framework.compat import django_filters, guardian, get_model_name
 from rest_framework.settings import api_settings
 from functools import reduce
 import operator

rest_framework/parsers.py

@@ -10,7 +10,8 @@ from django.core.files.uploadhandler import StopFutureHandlers
 from django.http import QueryDict
 from django.http.multipartparser import MultiPartParser as DjangoMultiPartParser
 from django.http.multipartparser import MultiPartParserError, parse_header, ChunkIter
-from rest_framework.compat import etree, six, yaml, force_text
+from django.utils import six
+from rest_framework.compat import etree, yaml, force_text
 from rest_framework.exceptions import ParseError
 from rest_framework import renderers
 import json

rest_framework/renderers.py

@@ -15,11 +15,9 @@ from django.core.exceptions import ImproperlyConfigured
 from django.http.multipartparser import parse_header
 from django.template import RequestContext, loader, Template
 from django.test.client import encode_multipart
+from django.utils import six
 from django.utils.xmlutils import SimplerXMLGenerator
-from rest_framework.compat import StringIO
-from rest_framework.compat import six
-from rest_framework.compat import smart_text
-from rest_framework.compat import yaml
+from rest_framework.compat import StringIO, smart_text, yaml
 from rest_framework.exceptions import ParseError
 from rest_framework.settings import api_settings
 from rest_framework.request import is_form_media_type, override_method

rest_framework/response.py

@@ -8,7 +8,7 @@ from __future__ import unicode_literals
 import django
 from django.core.handlers.wsgi import STATUS_CODE_TEXT
 from django.template.response import SimpleTemplateResponse
-from rest_framework.compat import six
+from django.utils import six
 
 
 class Response(SimpleTemplateResponse):

rest_framework/serializers.py

@@ -20,9 +20,9 @@ from django.contrib.contenttypes.generic import GenericForeignKey
 from django.core.paginator import Page
 from django.db import models
 from django.forms import widgets
+from django.utils import six
 from django.utils.datastructures import SortedDict
 from django.core.exceptions import ObjectDoesNotExist
-from rest_framework.compat import six
 from rest_framework.settings import api_settings
 
 

rest_framework/settings.py

@@ -18,12 +18,9 @@ REST framework settings, checking for user settings first, then falling
 back to the defaults.
 """
 from __future__ import unicode_literals
-
 from django.conf import settings
-from django.utils import importlib
-
+from django.utils import importlib, six
 from rest_framework import ISO_8601
-from rest_framework.compat import six
 
 
 USER_SETTINGS = getattr(settings, 'REST_FRAMEWORK', None)

rest_framework/templatetags/rest_framework.py

@@ -2,11 +2,12 @@ from __future__ import unicode_literals, absolute_import
 from django import template
 from django.core.urlresolvers import reverse, NoReverseMatch
 from django.http import QueryDict
+from django.utils import six
 from django.utils.encoding import iri_to_uri
 from django.utils.html import escape
 from django.utils.safestring import SafeData, mark_safe
-from rest_framework.compat import urlparse, force_text, six
 from django.utils.html import smart_urlquote
+from rest_framework.compat import urlparse, force_text
 import re
 
 register = template.Library()

rest_framework/test.py

@@ -8,10 +8,11 @@ from django.conf import settings
 from django.test.client import Client as DjangoClient
 from django.test.client import ClientHandler
 from django.test import testcases
+from django.utils import six
 from django.utils.http import urlencode
 from rest_framework.settings import api_settings
 from rest_framework.compat import RequestFactory as DjangoRequestFactory
-from rest_framework.compat import force_bytes_or_smart_bytes, six
+from rest_framework.compat import force_bytes_or_smart_bytes
 
 
 def force_authenticate(request, user=None, token=None):

tests/test_authentication.py

@@ -3,7 +3,7 @@ from django.conf.urls import patterns, url, include
 from django.contrib.auth.models import User
 from django.http import HttpResponse
 from django.test import TestCase
-from django.utils import unittest
+from django.utils import six, unittest
 from django.utils.http import urlencode
 from rest_framework import HTTP_HEADER_ENCODING
 from rest_framework import exceptions
@@ -20,7 +20,6 @@ from rest_framework.authentication import (
     OAuth2Authentication
 )
 from rest_framework.authtoken.models import Token
-from rest_framework.compat import six
 from rest_framework.compat import oauth2_provider, oauth2_provider_scope
 from rest_framework.compat import oauth, oauth_provider
 from rest_framework.test import APIRequestFactory, APIClient

tests/test_files.py

 from __future__ import unicode_literals
 from django.test import TestCase
+from django.utils import six
 from rest_framework import serializers
 from rest_framework.compat import BytesIO
-from rest_framework.compat import six
 import datetime
 
 

tests/test_generics.py

@@ -2,11 +2,11 @@ from __future__ import unicode_literals
 from django.db import models
 from django.shortcuts import get_object_or_404
 from django.test import TestCase
+from django.utils import six
 from rest_framework import generics, renderers, serializers, status
 from rest_framework.test import APIRequestFactory
 from tests.models import BasicModel, Comment, SlugBasedModel
 from tests.models import ForeignKeySource, ForeignKeyTarget
-from rest_framework.compat import six
 
 factory = APIRequestFactory()
 

tests/test_htmlrenderer.py

@@ -4,12 +4,12 @@ from django.conf.urls import patterns, url
 from django.http import Http404
 from django.test import TestCase
 from django.template import TemplateDoesNotExist, Template
-import django.template.loader
+from django.utils import six
 from rest_framework import status
 from rest_framework.decorators import api_view, renderer_classes
 from rest_framework.renderers import TemplateHTMLRenderer
 from rest_framework.response import Response
-from rest_framework.compat import six
+import django.template.loader
 
 
 @api_view(('GET',))

tests/test_relations_pk.py

 from __future__ import unicode_literals
 from django.db import models
 from django.test import TestCase
+from django.utils import six
 from rest_framework import serializers
 from tests.models import (
     BlogPost, ManyToManyTarget, ManyToManySource, ForeignKeyTarget, ForeignKeySource,
     NullableForeignKeySource, OneToOneTarget, NullableOneToOneSource,
 )
-from rest_framework.compat import six
 
 
 # ManyToMany

tests/test_renderers.py

@@ -6,10 +6,10 @@ from django.conf.urls import patterns, url, include
 from django.core.cache import cache
 from django.db import models
 from django.test import TestCase
-from django.utils import unittest
+from django.utils import six, unittest
 from django.utils.translation import ugettext_lazy as _
 from rest_framework import status, permissions
-from rest_framework.compat import yaml, etree, six, StringIO
+from rest_framework.compat import yaml, etree, StringIO
 from rest_framework.response import Response
 from rest_framework.views import APIView
 from rest_framework.renderers import BaseRenderer, JSONRenderer, YAMLRenderer, \

tests/test_request.py

@@ -8,6 +8,7 @@ from django.contrib.auth import authenticate, login, logout
 from django.contrib.sessions.middleware import SessionMiddleware
 from django.core.handlers.wsgi import WSGIRequest
 from django.test import TestCase
+from django.utils import six
 from rest_framework import status
 from rest_framework.authentication import SessionAuthentication
 from rest_framework.parsers import (
@@ -21,7 +22,6 @@ from rest_framework.response import Response
 from rest_framework.settings import api_settings
 from rest_framework.test import APIRequestFactory, APIClient
 from rest_framework.views import APIView
-from rest_framework.compat import six
 from io import BytesIO
 import json
 

tests/test_response.py

 from __future__ import unicode_literals
 from django.conf.urls import patterns, url, include
 from django.test import TestCase
+from django.utils import six
 from tests.models import BasicModel, BasicModelSerializer
 from rest_framework.response import Response
 from rest_framework.views import APIView
@@ -14,7 +15,6 @@ from rest_framework.renderers import (
 )
 from rest_framework import viewsets
 from rest_framework.settings import api_settings
-from rest_framework.compat import six
 
 
 class MockPickleRenderer(BaseRenderer):

tests/test_serializers.py

 from django.test import TestCase
-from rest_framework.compat import six
+from django.utils import six
 from rest_framework.serializers import _resolve_model
 from tests.models import BasicModel
 

tests/utils.py

 from contextlib import contextmanager
-from rest_framework.compat import six
+from django.utils import six
 from rest_framework.settings import api_settings