Fixed #23812 -- Changed django.utils.six.moves.xrange imports to range

tests/model_forms/models.py

@@ -18,6 +18,7 @@ from django.core.files.storage import FileSystemStorage
 from django.db import models
 from django.utils import six
 from django.utils.encoding import python_2_unicode_compatible
+from django.utils.six.moves import range
 from django.utils._os import upath
 
 
@@ -357,7 +358,7 @@ class Colour(models.Model):
     name = models.CharField(max_length=50)
 
     def __iter__(self):
-        for number in xrange(5):
+        for number in range(5):
             yield number
 
     def __str__(self):