# Client.dataset

```python
def Client.dataset(slug: str) -> Dataset
```

Get a dataset by its slug.

## Parameters

**slug**

`string`

The slug of the dataset

## Returns

A dataset object.

```python title="Python"
s1_sar = client.dataset(
    "open_data.copernicus.sentinel1_sar"
)
```

## Errors

**NotFoundError**

`No such dataset: non.existent.dataset`

The specified dataset does not exist.