## Pair


A generic key-value pair.


Usage


``` python
Pair(
    key,
    value,
)
```


## Parameters


`key: K`  
The key.

`value: V`  
The value.


## Methods

| Name | Description |
|----|----|
| [swap()](#swap) | Return a new Pair with key and value swapped. |

------------------------------------------------------------------------


#### swap()


Return a new Pair with key and value swapped.


Usage


``` python
swap()
```


##### Returns


`Pair[V, K]`  
Swapped pair.