# xarray.DataArray.assign_attrs
#### DataArray.assign_attrs(\*args, \*\*kwargs)[[source]](https://github.com/pydata/xarray/blob/main/xarray/core/common.py#L684-L737)
Assign new attrs to this object.
Returns a new object equivalent to `self.attrs.update(*args, **kwargs)`.
* **Parameters:**
* **\*args** – positional arguments passed into `attrs.update`.
* **\*\*kwargs** – keyword arguments passed into `attrs.update`.
* **Returns:**
**assigned** (`same type as caller`) – A new object with the new attrs in addition to the existing data.
#### SEE ALSO
[`Dataset.assign`](xarray.Dataset.assign.html.md#xarray.Dataset.assign)
### Examples
```pycon
>>> dataset = xr.Dataset({"temperature": [25, 30, 27]})
>>> dataset
Size: 24B
Dimensions: (temperature: 3)
Coordinates:
* temperature (temperature) int64 24B 25 30 27
Data variables:
*empty*
```
```pycon
>>> new_dataset = dataset.assign_attrs(
... units="Celsius", description="Temperature data"
... )
>>> new_dataset
Size: 24B
Dimensions: (temperature: 3)
Coordinates:
* temperature (temperature) int64 24B 25 30 27
Data variables:
*empty*
Attributes:
units: Celsius
description: Temperature data
```
# Attributes of the new dataset
```pycon
>>> new_dataset.attrs
{'units': 'Celsius', 'description': 'Temperature data'}
```