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Mastering Geospatial Analysis with Python
book

Mastering Geospatial Analysis with Python

by Silas Toms, Paul Crickard, Eric van Rees
April 2018
Beginner to intermediate content levelBeginner to intermediate
440 pages
11h 36m
English
Packt Publishing
Content preview from Mastering Geospatial Analysis with Python

Creating point data from polygons

The Bay Area census tracts GeoJSON file has population data with polygon geometry. To create the first visualization we need to convert the geometry type to point:

tracts = gpd.read_file(r'tracts_bayarea.geojson')tracts['centroids'] = tracts.centroidtract_points = tractstract_points = tract_points.set_geometry('centroids')tract_points.plot()

The output of the previous code is as follows:

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Publisher Resources

ISBN: 9781788293334Supplemental Content