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# RadioSet
!!! tip "Added in version 0.13.0"
A container widget that groups [`RadioButton`](./radiobutton.md)s together.
- [ ] Focusable
- [x] Container
## Example
### Simple example
The example below shows two radio sets, one built using a collection of
[radio buttons](./radiobutton.md), the other a collection of simple strings.
=== "Output"
```{.textual path="docs/examples/widgets/radio_set.py"}
```
=== "radio_set.py"
```python
--8<-- "docs/examples/widgets/radio_set.py"
```
=== "radio_set.tcss"
```css
--8<-- "docs/examples/widgets/radio_set.tcss"
```
### Reacting to Changes in a Radio Set
Here is an example of using the message to react to changes in a `RadioSet`:
=== "Output"
```{.textual path="docs/examples/widgets/radio_set_changed.py" press="enter"}
```
=== "radio_set_changed.py"
```python
--8<-- "docs/examples/widgets/radio_set_changed.py"
```
=== "radio_set_changed.tcss"
```css
--8<-- "docs/examples/widgets/radio_set_changed.tcss"
```
## Messages
- [RadioSet.Changed][textual.widgets.RadioSet.Changed]
## Bindings
The `RadioSet` widget defines the following bindings:
::: textual.widgets.RadioSet.BINDINGS
options:
show_root_heading: false
show_root_toc_entry: false
## Component Classes
This widget has no component classes.
## See Also
- [RadioButton](./radiobutton.md)
---
::: textual.widgets.RadioSet
options:
heading_level: 2
|
