@property
    def kml(self):
        return '<MultiGeometry>%s</MultiGeometry>' % ''.join([g.kml for g in self])
finds the intersection of a single flowspace with another single flowspace.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.2/django/contrib/gis/geos/collections.py/GeometryCollection.kml--crossover with--dataset/ETHPy150Open fp7-ofelia/ocf/optin_manager/src/python/openflow/optin_manager/flowspace/helper.py/single_fs_intersect