Texas Choropleth Example#

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URL: https://docs.bokeh.org/en/latest/docs/examples/topics/geo/texas_hover_map.html

Most examples work across multiple plotting backends, this example is also available for:

Bokeh - texas choropleth example

import holoviews as hv
hv.extension('matplotlib')
hv.output(fig='svg')

Declaring data#

from bokeh.sampledata.us_counties import data as counties
from bokeh.sampledata.unemployment import data as unemployment


counties = [dict(county, Unemployment=unemployment[cid])
            for cid, county in counties.items()
            if county["state"] == "tx"]


choropleth = hv.Polygons(counties, ['lons', 'lats'], [('detailed_name', 'County'), 'Unemployment'])

Plot#

choropleth.opts(
    color='Unemployment', edgecolor='white',
    xaxis=None, yaxis=None, show_grid=False,
    show_frame=False, colorbar=True, fig_size=200)

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Download this notebook from GitHub (right-click to download).