:orphan:
:html_theme.sidebar_secondary.remove:
.. This document is auto-generated by the altair-gallery extension. Do not modify directly.
.. _gallery_bar_and_line_with_dual_axis:
Bar Chart with Line on Dual Axis
--------------------------------
This example shows how to combine two plots and keep their axes.
For a more polished version of this chart, see :ref:`gallery_wheat_wages`.
.. altair-plot::
:remove-code:
import altair as alt
from vega_datasets import data
source = data.wheat()
base = alt.Chart(source).encode(x='year:O')
bar = base.mark_bar().encode(y='wheat:Q')
line = base.mark_line(color='red').encode(
y='wages:Q'
)
(bar + line).properties(width=600)
# No channel encoding options are specified in this chart
# so the code is the same as for the method-based syntax.
.. tab-set::
.. tab-item:: Method syntax
:sync: method
.. code:: python
import altair as alt
from vega_datasets import data
source = data.wheat()
base = alt.Chart(source).encode(x='year:O')
bar = base.mark_bar().encode(y='wheat:Q')
line = base.mark_line(color='red').encode(
y='wages:Q'
)
(bar + line).properties(width=600)
.. tab-item:: Attribute syntax
:sync: attribute
.. code:: python
import altair as alt
from vega_datasets import data
source = data.wheat()
base = alt.Chart(source).encode(x='year:O')
bar = base.mark_bar().encode(y='wheat:Q')
line = base.mark_line(color='red').encode(
y='wages:Q'
)
(bar + line).properties(width=600)
# No channel encoding options are specified in this chart
# so the code is the same as for the method-based syntax.