unite#
- classmethod PolygonData.unite(polygons)#
 Compute the union of a list of polygons.
- Parameters:
 - polygons
listofPolygonData List of polygons.
- polygons
 - Returns:
 listofPolygonData
Compute the union of a list of polygons.
list of PolygonDataList of polygons.
list of PolygonData