#The demonstation of building a friendly red-green map according to the dataset.
#The code is shown below:
url = "https://raw.githubusercontent.com/SimonDuGL/driver/main/us_map.json";
gdf = gpd.read_file(url);
gdf.crs = 'epsg:4326';
gplt.polyplot(gdf, figsize=(20, 4));
gplt.choropleth( gdf, hue="Median_PriceToRentRatio_AllHomes", edgecolor='white', linewidth=1, cmap="PiYG_r", legend=True, figsize=(50, 20))