Run Button

class marimo.ui.run_button(kind: Literal['neutral', 'success', 'warn', 'danger'] = 'neutral', disabled: bool = False, tooltip: str | None = None, *, label: str = 'click to run', on_change: Callable[[Any], None] | None = None, full_width: bool = False)

A button that can be used to trigger computation.

Example.

# a button that when clicked will have its value set to True;
# any cells referencing that button will automatically run.
button = mo.ui.run_button()
button

slider = mo.ui.slider(1, 10)
slider

# if the button hasn't been clicked, don't run.
mo.stop(not button.value)

slider.value

When clicked, run_button’s value is set to True, and any cells referencing it are run. After those cells are run, run_button’s value will automatically be set back to False as long as automatic execution is enabled.

Attributes.

• value: the value of the button; True when clicked, and reset to False after cells referencing the button finish running (when automatic execution is enabled).

Initialization Args.

• kind: ‘neutral’, ‘success’, ‘warn’, or ‘danger’

• disabled: whether the button is disabled

• tooltip: a tooltip to display for the button

• label: text label for the element

• on_change: optional callback to run when this element’s value changes

• full_width: whether the input should take up the full width of its container

Public methods

Inherited from UIElement

form([label, bordered, loading, ...])	Create a submittable form out of this UIElement.
send_message(message, buffers)	Send a message to the element rendered on the frontend from the backend.

Inherited from Html

batch(**elements)	Convert an HTML object with templated text into a UI element.
center()	Center an item.
right()	Right-justify.
left()	Left-justify.
callout([kind])	Create a callout containing this HTML element.
style(style)	Wrap an object in a styled container.

Public Data Attributes:

Inherited from UIElement

value

The element’s current value.

Inherited from Html

text	A string of HTML representing this element.

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