# Calling the task with two arguments works:
<AsyncResult: f59d71ca-1549-43e0-be41-4e8821a83c0c>
# Calling the task with only one argument fails:
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "celery/app/task.py", line 376, in delay
return self.apply_async(args, kwargs)
File "celery/app/task.py", line 485, in apply_async
check_arguments(*(args or ()), **(kwargs or {}))
TypeError: add() takes exactly 2 arguments (1 given)