python3: json.loads takes str as input

tests/test_api.py

@@ -29,6 +29,7 @@ from django.contrib.auth import get_user_model
 from django.contrib.contenttypes.models import ContentType
 from django.core import mail
 from django.core.urlresolvers import reverse
+from django.utils.encoding import force_text
 from django.utils.timezone import now
 from django.utils.http import urlencode
 
@@ -83,7 +84,7 @@ def test_api_user(client):
     # login
     client.login(request=None, username='john.doe', password='password')
     response = client.get('/api/user/', HTTP_ORIGIN='http://testserver')
-    data = json.loads(response.content)
+    data = json.loads(force_text(response.content))
     assert isinstance(data, dict)
     assert set(data.keys()) == set(['uuid', 'username', 'first_name',
                                     'ou__slug', 'ou__uuid', 'ou__name',