run selected tasks in right queue (#141)

* run selected tasks in right queue
changed task.delay to task.apply_async to run tasks in selected queue when specified in database

* format flake8 compatible

* flake8 fix

Author: pualien

django_celery_beat/admin.py

@@ -198,10 +198,14 @@ def run_tasks(self, request, queryset):
         self.celery_app.loader.import_default_modules()
         tasks = [(self.celery_app.tasks.get(task.task),
                   loads(task.args),
-                  loads(task.kwargs))
+                  loads(task.kwargs),
+                  task.queue)
                  for task in queryset]
-        task_ids = [task.delay(*args, **kwargs)
-                    for task, args, kwargs in tasks]
+
+        task_ids = [task.apply_async(args=args, kwargs=kwargs, queue=queue)
+                    if queue and len(queue)
+                    else task.apply_async(args=args, kwargs=kwargs)
+                    for task, args, kwargs, queue in tasks]
         tasks_run = len(task_ids)
         self.message_user(
             request,