DOC: Edit example Airport Connections. Add tooltip.
@@ -53,7 +53,8 @@ points = alt.Chart(flights_airport).mark_circle().encode(
latitude="latitude:Q",
longitude="longitude:Q",
size=alt.Size("routes:Q", scale=alt.Scale(range=[0, 1000]), legend=None),
- order=alt.Order("routes:Q", sort="descending")
+ order=alt.Order("routes:Q", sort="descending"),
+ tooltip=['latitude:Q', 'longitude:Q', 'routes:Q']
).transform_aggregate(
routes="count()",
groupby=["origin"]
