Cleanup imports

Mostly adding `from __future__ import unicode_literals` everywhere.

4 files changed, 7 insertions, 4 deletions

diff --git a/rest_framework/utils/__init__.py b/rest_framework/utils/__init__.py
index 1603f972..3bab3b5f 100644
--- a/rest_framework/utils/__init__.py
+++ b/rest_framework/utils/__init__.py
@@ -1,3 +1,4 @@
+from __future__ import unicode_literals
 from django.utils.xmlutils import SimplerXMLGenerator
 from rest_framework.compat import StringIO
 from rest_framework.compat import six
diff --git a/rest_framework/utils/breadcrumbs.py b/rest_framework/utils/breadcrumbs.py
index 80e39d46..af21ac79 100644
--- a/rest_framework/utils/breadcrumbs.py
+++ b/rest_framework/utils/breadcrumbs.py
@@ -1,3 +1,4 @@
+from __future__ import unicode_literals
 from django.core.urlresolvers import resolve, get_script_prefix
 
 
diff --git a/rest_framework/utils/encoders.py b/rest_framework/utils/encoders.py
index 7afe100a..b6de18a8 100644
--- a/rest_framework/utils/encoders.py
+++ b/rest_framework/utils/encoders.py
@@ -1,13 +1,14 @@
 """
 Helper classes for parsers.
 """
+from __future__ import unicode_literals
+from django.utils.datastructures import SortedDict
+from rest_framework.compat import timezone
+from rest_framework.serializers import DictWithMetadata, SortedDictWithMetadata
 import datetime
 import decimal
 import types
 import json
-from django.utils.datastructures import SortedDict
-from rest_framework.compat import timezone
-from rest_framework.serializers import DictWithMetadata, SortedDictWithMetadata
 
 
 class JSONEncoder(json.JSONEncoder):
diff --git a/rest_framework/utils/mediatypes.py b/rest_framework/utils/mediatypes.py
index aea1b629..c09c2933 100644
--- a/rest_framework/utils/mediatypes.py
+++ b/rest_framework/utils/mediatypes.py
@@ -3,7 +3,7 @@ Handling of media types, as found in HTTP Content-Type and Accept headers.
 
 See http://www.w3.org/Protocols/rfc2616/rfc2616-sec3.html#sec3.7
 """
-
+from __future__ import unicode_literals
 from django.http.multipartparser import parse_header
 from rest_framework import HTTP_HEADER_ENCODING