jessjaco / antimeridian

Fix GeoJSON polygons that cross the antimeridian

antimeridian

Fix polygons that cross the antimeridian. See the documentation for information about the underlying algorithm. Depends on shapely.

Can fix:

• Shapely Polygon and MultiPolygon objects
• GeoJSON Polygons, MultiPolygons, Features and FeatureCollections, as dictionaries
• Anything that has a __geo_interface__

Usage

pip install antimeridian

Then:

import antimeridian

fixed = antimeridian.fix_geojson(geojson)

Command line interface

Use the cli optional dependency to install the antimeridian CLI:

pip install 'antimeridian[cli]'
antimeridian fix input.json > output.json

Developing

Clone and install in editable mode with the development optional dependencies:

git clone https://github.com/gadomski/antimeridian
cd antimeridian
pip install -e '.[dev,docs]'

We use pytest for tests:

pytest

We use Sphinx for docs:

make -C docs html

Contributing

Github issues and pull requests, please and thank you!

License

Apache-2.0