2022-05-23 00:16:32 +04:00

20 lines
362 B
Python

"""
Trellis Area Chart
------------------
This example shows small multiples of an area chart.
"""
# category: area charts
import altair as alt
from vega_datasets import data
source = data.iowa_electricity()
alt.Chart(source).mark_area().encode(
x="year:T",
y="net_generation:Q",
color="source:N",
row="source:N"
).properties(
height=100
)