From 686b4a78a69a83351daaac94d0152c05476015f1 Mon Sep 17 00:00:00 2001 From: yvonnefroelich Date: Sat, 13 Jan 2024 11:33:12 +0100 Subject: [PATCH] TESTING: Remove choropleth example --- examples/gallery/maps/choropleth_map.py | 57 ------------------------- 1 file changed, 57 deletions(-) delete mode 100644 examples/gallery/maps/choropleth_map.py diff --git a/examples/gallery/maps/choropleth_map.py b/examples/gallery/maps/choropleth_map.py deleted file mode 100644 index 6c43d24d3dd..00000000000 --- a/examples/gallery/maps/choropleth_map.py +++ /dev/null @@ -1,57 +0,0 @@ -""" -Choropleth map -============== - -The :meth:`pygmt.Figure.plot` method allows us to plot geographical data such -as polygons which are stored in a :class:`geopandas.GeoDataFrame` object. Use -:func:`geopandas.read_file` to load data from any supported OGR format such as -a shapefile (.shp), GeoJSON (.geojson), geopackage (.gpkg), etc. You can also -use a full URL pointing to your desired data source. Then, pass the -:class:`geopandas.GeoDataFrame` as an argument to the ``data`` parameter of -:meth:`pygmt.Figure.plot`, and style the geometry using the ``pen`` parameter. -To fill the polygons based on a corresponding column you need to set -``fill="+z"`` as well as select the appropriate column using the ``aspatial`` -parameter as shown in the example below. -""" - -# %% -import geopandas as gpd -import pygmt - -# Read polygon data using geopandas -gdf = gpd.read_file("https://geodacenter.github.io/data-and-lab/data/airbnb.zip") - -fig = pygmt.Figure() - -fig.basemap( - region=gdf.total_bounds[[0, 2, 1, 3]], - projection="M6c", - frame="+tPopulation of Chicago", -) - -# The dataset contains different attributes, here we select -# the "population" column to plot. - -# First, we define the colormap to fill the polygons based on -# the "population" column. -pygmt.makecpt( - cmap="acton", - series=[gdf["population"].min(), gdf["population"].max(), 10], - continuous=True, - reverse=True, -) - -# Next, we plot the polygons and fill them using the defined colormap. -# The target column is defined by the aspatial parameter. -fig.plot( - data=gdf, - pen="0.3p,gray10", - fill="+z", - cmap=True, - aspatial="Z=population", -) - -# Add colorbar legend -fig.colorbar(frame="x+lPopulation", position="jML+o-0.5c+w3.5c/0.2c") - -fig.show()