def from_dict(cls, data, strict_lon_validation=False):
"""
data is a GeoJSON standard data structure, including that the
coordinates are in GeoJSON order (lon, lat) instead of
SimpleGeo order (lat, lon)
"""
assert isinstance(data, dict), (type(data), repr(data))
coordinates = deep_swap(data['geometry']['coordinates'])
try:
deep_validate_lat_lon(coordinates, strict_lon_validation=strict_lon_validation)
except TypeError, le:
raise TypeError("The 'coordinates' value is required to be a 2-element sequence of lon, lat for a point (or a more complicated set of coordinates for polygons or multipolygons), but it was %s :: %r. The error that was raised from validating this was: %s" % (type(coordinates), coordinates, le))
def to_dict(self):
"""
Returns a GeoJSON object, including having its coordinates in
GeoJSON standad order (lon, lat) instead of SimpleGeo standard
order (lat, lon).
"""
return {
'type': 'Feature',
'id': self.id,
'geometry': {
'type': self.geomtype,
'coordinates': deep_swap(self.coordinates)
},
'properties': copy.deepcopy(self.properties),
}
