Using one label for a facet grid not documented #28
Description
Using one label for an entire facet grid is not documented in Adjusting Axis Labels.
How can I make this plot only use one y-label?
MWE
import pandas as pd
import altair as alt
data = [{"P": "HD", "T": 0, "C":100, "Max": 1},
{"P": "HD", "T": 0, "C":400, "Max": 3},
{"P": "HD", "T": 0, "C":800, "Max": 0},
{"P": "HD", "T": 23, "C":100, "Max": 2},
{"P": "HD", "T": 23, "C":400, "Max": 1},
{"P": "HD", "T": 23, "C":800, "Max": 1},
{"P": "HD", "T": 80, "C":100, "Max": 7},
{"P": "HD", "T": 80, "C":400, "Max": 2},
{"P": "HD", "T": 80, "C":800, "Max": 1},
{"P": "LD", "T": 0, "C":100, "Max": 1},
{"P": "LD", "T": 0, "C":400, "Max": 2},
{"P": "LD", "T": 0, "C":800, "Max": 7},
{"P": "LD", "T": 23, "C":100, "Max": 7},
{"P": "LD", "T": 23, "C":400, "Max": 1},
{"P": "LD", "T": 23, "C":800, "Max": 0},
{"P": "LD", "T": 80, "C":100, "Max": 2},
{"P": "LD", "T": 80, "C":400, "Max": 0},
{"P": "LD", "T": 80, "C":800, "Max": 1}]
df = pd.DataFrame(data)
chart = alt.Chart(df).mark_bar().encode(
x="P:N",
y=alt.Y("Max:Q", title="Maximum Long Word Observed (units)"),
color="P:N",
row="T:N",
column="C:N"
).properties(width=100, height=100) P T C Max
0 HD 0 100 1
1 HD 0 400 3
2 HD 0 800 0
3 HD 23 100 2
4 HD 23 400 1
5 HD 23 800 1
6 HD 80 100 7
7 HD 80 400 2
8 HD 80 800 1
9 LD 0 100 1
10 LD 0 400 2
11 LD 0 800 7
12 LD 23 100 7
13 LD 23 400 1
14 LD 23 800 0
15 LD 80 100 2
16 LD 80 400 0
17 LD 80 800 1