move importlib to compat

rest_framework/compat.py

@@ -284,3 +284,11 @@ if django.VERSION >= (1, 8):
     from django.contrib.contenttypes.fields import GenericForeignKey
 else:
     from django.contrib.contenttypes.generic import GenericForeignKey
+
+"""
+django.utils.importlib is deprecated since django 1.8
+"""
+try:
+    import importlib
+except ImportError:
+    from django.utils import importlib

rest_framework/settings.py

@@ -21,11 +21,7 @@ from __future__ import unicode_literals
 from django.conf import settings
 from django.utils import six
 from rest_framework import ISO_8601
-
-try:
-    import importlib
-except ImportError:
-    from django.utils import importlib
+from rest_framework.compat import importlib
 
 
 USER_SETTINGS = getattr(settings, 'REST_FRAMEWORK', None)