misc: add support for new django.urls module (#36330)

mellon/utils.py

@@ -22,8 +22,12 @@ from functools import wraps
 import isodate
 from xml.parsers import expat
 
+import django
 from django.contrib import auth
-from django.core.urlresolvers import reverse
+if django.VERSION < (1, 11, 0):
+    from django.core.urlresolvers import reverse
+else:
+    from django.urls import reverse
 from django.template.loader import render_to_string
 from django.utils.timezone import make_aware, now, make_naive, is_aware, get_default_timezone
 from django.conf import settings

mellon/views.py

@@ -24,7 +24,11 @@ from xml.sax.saxutils import escape
 import xml.etree.ElementTree as ET
 
 
-from django.core.urlresolvers import reverse
+import django
+if django.VERSION < (1, 11, 0):
+    from django.core.urlresolvers import reverse
+else:
+    from django.urls import reverse
 from django.views.generic import View
 from django.http import HttpResponseBadRequest, HttpResponseRedirect, HttpResponse
 from django.contrib import auth