Appending GeoPandas data to file

appending_geopandas.py

# Author: Claire Krause

# Save the polygons to a shapefile
schema = {'geometry': 'Polygon','properties': {'area': 'str'}}

if os.path.isfile('test.shp'):
    with fiona.open('test.shp', "a", crs = from_epsg(3577), driver = 'ESRI Shapefile', schema = schema) as output:
        for ix, poly in MergedPolygonsGPD.iterrows():
                        output.write(({'properties': {'area': poly['area']},'geometry': mapping(shape(poly['geometry']))})) 
else:
    with fiona.open('test.shp', "w", crs = from_epsg(3577), driver = 'ESRI Shapefile', schema = schema) as output:
        for ix, poly in MergedPolygonsGPD.iterrows():
            output.write(({'properties': {'area': poly['area']},'geometry': mapping(shape(poly['geometry']))}))