Number

class marimo.ui.number(start: float, stop: float, step: float | None = None, value: float | None = None, debounce: bool = False, *, label: str = '', on_change: Callable[[int | float | None], None] | None = None, full_width: bool = False)

A number picker over an interval.

Example.

number = mo.ui.number(start=1, stop=10, step=2)

Attributes.

• value: the value of the number, possibly None

• start: the minimum value of the interval

• stop: the maximum value of the interval

• step: the number increment

Initialization Args.

• start: the minimum value of the interval

• stop: the maximum value of the interval

• step: the number increment

• value: default value

• debounce: whether to debounce (rate-limit) value updates from the frontend

• 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.

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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