## Scheduler.once()


Schedule a one-shot task after a delay.


Usage

``` python
Scheduler.once(
    delay,
    fn=None,
    name="",
)
```


## Parameters


`delay: int`  
Delay in seconds before execution.

`fn=None`  
Callable to execute.

`name: str = ``""`  
Task identifier.


## Returns


`Task`  
The registered task.