Ignore some warnings when setting function attributes

Related to python/mypy#2087

Author: dmoisset

polls/models.py

@@ -14,9 +14,9 @@ def __str__(self) -> str:
     def was_published_recently(self) -> bool:
         now = timezone.now()
         return now - datetime.timedelta(days=1) <= self.pub_date <= now
-    was_published_recently.admin_order_field = 'pub_date'
-    was_published_recently.boolean = True
-    was_published_recently.short_description = 'Published recently?'
+    was_published_recently.admin_order_field = 'pub_date'  # type: ignore
+    was_published_recently.boolean = True  # type: ignore
+    was_published_recently.short_description = 'Published recently?'  # type: ignore
 
 
 class Choice(models.Model):