Import force_bytes on django >= 1.5

rest_framework/compat.py

@@ -457,7 +457,7 @@ from django.test.client import RequestFactory as DjangoRequestFactory
 from django.test.client import FakePayload
 try:
     # In 1.5 the test client uses force_bytes
-    from django.utils.encoding import force_bytes_or_smart_bytes
+    from django.utils.encoding import force_bytes as force_bytes_or_smart_bytes
 except ImportError:
     # In 1.3 and 1.4 the test client just uses smart_str
     from django.utils.encoding import smart_str as force_bytes_or_smart_bytes

rest_framework/tests/test_compat.py

+import django
+from django.test import TestCase
+
+
+class TestCompat(TestCase):
+    def test_force_bytes_or_smart_bytes(self):
+        from rest_framework.compat import force_bytes_or_smart_bytes
+        if django.VERSION >= (1, 5):
+            from django.utils.encoding import force_bytes
+            self.assertEqual(force_bytes_or_smart_bytes, force_bytes)
+        else:
+            from django.utils.encoding import smart_str
+            self.assertEqual(force_bytes_or_smart_bytes, smart_str)