.. This document is auto-generated by the altair-gallery extension. Do not modify directly.

.. _gallery_beckers_barley_trellis_plot:


Becker's Barley Trellis Plot
----------------------------
This example shows how to make a Trellis Plot with the barley dataset.


.. altair-plot::
    :code-below:

    
    import altair as alt
    from vega_datasets import data

    source = data.barley()

    alt.Chart(source).mark_point().encode(
        alt.X('median(yield)', scale=alt.Scale(zero=False)),
        alt.Y(
            'variety',
            sort=alt.EncodingSortField(field='yield', op='median', order='descending'),
            scale=alt.Scale(rangeStep=20)
        ),
        color='year:N',
        row='site'
    )


.. toctree::
   :hidden: