Update PeriodicTaskAdmin list display (#621)

* Update PeriodicTaskAdmin list display

* Add a blank line

* Keep interval column

Author: khanh96le

django_celery_beat/admin.py

@@ -112,7 +112,7 @@ class PeriodicTaskAdmin(admin.ModelAdmin):
     model = PeriodicTask
     celery_app = current_app
     date_hierarchy = 'start_time'
-    list_display = ('__str__', 'enabled', 'interval', 'start_time',
+    list_display = ('name', 'enabled', 'scheduler', 'interval', 'start_time',
                     'last_run_at', 'one_off')
     list_filter = ['enabled', 'one_off', 'task', 'start_time', 'last_run_at']
     actions = ('enable_tasks', 'disable_tasks', 'toggle_tasks', 'run_tasks')

django_celery_beat/models.py

@@ -612,12 +612,16 @@ def __str__(self):
         return fmt.format(self)
 
     @property
-    def schedule(self):
+    def scheduler(self):
         if self.interval:
-            return self.interval.schedule
+            return self.interval
         if self.crontab:
-            return self.crontab.schedule
+            return self.crontab
         if self.solar:
-            return self.solar.schedule
+            return self.solar
         if self.clocked:
-            return self.clocked.schedule
+            return self.clocked
+
+    @property
+    def schedule(self):
+        return self.scheduler.schedule