:orphan: :html_theme.sidebar_secondary.remove: .. This document is auto-generated by the altair-gallery extension. Do not modify directly. .. _gallery_pie_chart: Pie Chart --------- This example shows how to make a Pie Chart using ``mark_arc``. This is adapted from a corresponding Vega-Lite Example: `Pie Chart `_. .. altair-plot:: :remove-code: import pandas as pd import altair as alt source = pd.DataFrame({"category": [1, 2, 3, 4, 5, 6], "value": [4, 6, 10, 3, 7, 8]}) alt.Chart(source).mark_arc().encode( theta=alt.Theta(field="value", type="quantitative"), color=alt.Color(field="category", type="nominal"), ) .. tab-set:: .. tab-item:: Method syntax :sync: method .. code:: python import pandas as pd import altair as alt source = pd.DataFrame({"category": [1, 2, 3, 4, 5, 6], "value": [4, 6, 10, 3, 7, 8]}) alt.Chart(source).mark_arc().encode( theta="value", color="category" ) .. tab-item:: Attribute syntax :sync: attribute .. code:: python import pandas as pd import altair as alt source = pd.DataFrame({"category": [1, 2, 3, 4, 5, 6], "value": [4, 6, 10, 3, 7, 8]}) alt.Chart(source).mark_arc().encode( theta=alt.Theta(field="value", type="quantitative"), color=alt.Color(field="category", type="nominal"), )