Removed custom StringIO, force_text, smart_text compat

Author: maryokhin

rest_framework/compat.py

@@ -7,25 +7,13 @@
 from __future__ import unicode_literals
 
 from django.core.exceptions import ImproperlyConfigured
+from django.utils.encoding import force_text
 from django.conf import settings
 from django.utils import six
 import django
 import inspect
 
 
-# Handle django.utils.encoding rename in 1.5 onwards.
-# smart_unicode -> smart_text
-# force_unicode -> force_text
-try:
-    from django.utils.encoding import smart_text
-except ImportError:
-    from django.utils.encoding import smart_unicode as smart_text
-try:
-    from django.utils.encoding import force_text
-except ImportError:
-    from django.utils.encoding import force_unicode as force_text
-
-
 # OrderedDict only available in Python 2.7.
 # This will always be the case in Django 1.7 and above, as these versions
 # no longer support Python 2.6.
@@ -71,15 +59,6 @@ def clean_manytomany_helptext(text):
         pass
 
 
-# cStringIO only if it's available, otherwise StringIO
-try:
-    import cStringIO.StringIO as StringIO
-except ImportError:
-    StringIO = six.StringIO
-
-BytesIO = six.BytesIO
-
-
 # urlparse compat import (Required because it changed in python 3.x)
 try:
     from urllib import parse as urlparse

rest_framework/exceptions.py

@@ -5,11 +5,11 @@
 (`django.http.Http404` and `django.core.exceptions.PermissionDenied`)
 """
 from __future__ import unicode_literals
+from django.utils.encoding import force_text
 
 from django.utils.translation import ugettext_lazy as _
 from django.utils.translation import ungettext_lazy
 from rest_framework import status
-from rest_framework.compat import force_text
 import math
 
 

rest_framework/fields.py

@@ -5,11 +5,11 @@
 from django.forms import ImageField as DjangoImageField
 from django.utils import six, timezone
 from django.utils.dateparse import parse_date, parse_datetime, parse_time
-from django.utils.encoding import is_protected_type
+from django.utils.encoding import is_protected_type, smart_text
 from django.utils.translation import ugettext_lazy as _
 from rest_framework import ISO_8601
 from rest_framework.compat import (
-    smart_text, EmailValidator, MinValueValidator, MaxValueValidator,
+    EmailValidator, MinValueValidator, MaxValueValidator,
     MinLengthValidator, MaxLengthValidator, URLValidator, OrderedDict
 )
 from rest_framework.exceptions import ValidationError

rest_framework/metadata.py

@@ -10,8 +10,9 @@
 
 from django.core.exceptions import PermissionDenied
 from django.http import Http404
+from django.utils.encoding import force_text
 from rest_framework import exceptions, serializers
-from rest_framework.compat import force_text, OrderedDict
+from rest_framework.compat import OrderedDict
 from rest_framework.request import clone_request
 from rest_framework.utils.field_mapping import ClassLookupDict
 

rest_framework/parsers.py

@@ -12,7 +12,8 @@
 from django.http.multipartparser import MultiPartParser as DjangoMultiPartParser
 from django.http.multipartparser import MultiPartParserError, parse_header, ChunkIter
 from django.utils import six
-from rest_framework.compat import etree, yaml, force_text, urlparse
+from django.utils.encoding import force_text
+from rest_framework.compat import etree, yaml, urlparse
 from rest_framework.exceptions import ParseError
 from rest_framework import renderers
 import json

rest_framework/relations.py

@@ -1,4 +1,5 @@
-from rest_framework.compat import smart_text, urlparse
+from django.utils.encoding import smart_text
+from rest_framework.compat import urlparse
 from rest_framework.fields import get_attribute, empty, Field
 from rest_framework.reverse import reverse
 from rest_framework.utils import html

rest_framework/renderers.py

@@ -15,11 +15,13 @@
 from django.http.multipartparser import parse_header
 from django.template import Context, RequestContext, loader, Template
 from django.test.client import encode_multipart
+from django.utils.six.moves import StringIO
 from django.utils import six
+from django.utils.encoding import smart_text
 from django.utils.xmlutils import SimplerXMLGenerator
 from rest_framework import exceptions, serializers, status, VERSION
 from rest_framework.compat import (
-    SHORT_SEPARATORS, LONG_SEPARATORS, StringIO, smart_text, yaml
+    SHORT_SEPARATORS, LONG_SEPARATORS, yaml
 )
 from rest_framework.exceptions import ParseError
 from rest_framework.settings import api_settings

rest_framework/request.py

@@ -14,9 +14,9 @@
 from django.http.multipartparser import parse_header
 from django.utils.datastructures import MultiValueDict
 from django.utils.datastructures import MergeDict as DjangoMergeDict
+from django.utils.six import BytesIO
 from rest_framework import HTTP_HEADER_ENCODING
 from rest_framework import exceptions
-from rest_framework.compat import BytesIO
 from rest_framework.settings import api_settings
 import warnings
 

rest_framework/templatetags/rest_framework.py

@@ -3,11 +3,11 @@
 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.encoding import iri_to_uri, force_text
 from django.utils.html import escape
 from django.utils.safestring import SafeData, mark_safe
 from django.utils.html import smart_urlquote
-from rest_framework.compat import urlparse, force_text
+from rest_framework.compat import urlparse
 from rest_framework.renderers import HTMLFormRenderer
 import re
 

rest_framework/utils/encoders.py

@@ -4,8 +4,9 @@
 from __future__ import unicode_literals
 from django.db.models.query import QuerySet
 from django.utils import six, timezone
+from django.utils.encoding import force_text
 from django.utils.functional import Promise
-from rest_framework.compat import force_text, OrderedDict
+from rest_framework.compat import OrderedDict
 import datetime
 import decimal
 import types

rest_framework/utils/representation.py

@@ -3,8 +3,8 @@
 of serializer classes and serializer fields.
 """
 from django.db import models
+from django.utils.encoding import force_text
 from django.utils.functional import Promise
-from rest_framework.compat import force_text
 import re
 
 

rest_framework/views.py

@@ -5,9 +5,10 @@
 
 from django.core.exceptions import PermissionDenied
 from django.http import Http404
+from django.utils.encoding import smart_text
 from django.views.decorators.csrf import csrf_exempt
 from rest_framework import status, exceptions
-from rest_framework.compat import smart_text, HttpResponseBase, View
+from rest_framework.compat import HttpResponseBase, View
 from rest_framework.request import Request
 from rest_framework.response import Response
 from rest_framework.settings import api_settings

tests/test_description.py

@@ -2,8 +2,8 @@
 
 from __future__ import unicode_literals
 from django.test import TestCase
-from django.utils.encoding import python_2_unicode_compatible
-from rest_framework.compat import apply_markdown, smart_text
+from django.utils.encoding import python_2_unicode_compatible, smart_text
+from rest_framework.compat import apply_markdown
 from rest_framework.views import APIView
 from .description import ViewWithNonASCIICharactersInDocstring
 from .description import UTF8_TEST_DOCSTRING

tests/test_parsers.py

@@ -6,7 +6,7 @@
 from django.test import TestCase
 from django.utils import unittest
 from rest_framework.compat import etree
-from rest_framework.compat import StringIO
+from django.utils.six.moves import StringIO
 from rest_framework.exceptions import ParseError
 from rest_framework.parsers import FormParser, FileUploadParser
 from rest_framework.parsers import XMLParser

tests/test_renderers.py

@@ -7,9 +7,11 @@
 from django.db import models
 from django.test import TestCase
 from django.utils import six, unittest
+from django.utils.six import BytesIO
+from django.utils.six.moves import StringIO
 from django.utils.translation import ugettext_lazy as _
 from rest_framework import status, permissions
-from rest_framework.compat import yaml, etree, StringIO, BytesIO
+from rest_framework.compat import yaml, etree
 from rest_framework.response import Response
 from rest_framework.views import APIView
 from rest_framework.renderers import BaseRenderer, JSONRenderer, YAMLRenderer, \