def poly(self, polys):
        """Creates a POLYGON shape.
        Polys is a collection of polygons, each made up of a list of xy values.
        Note that for ordinary polygons the coordinates must run in a clockwise direction.
        If some of the polygons are holes, these must run in a counterclockwise direction."""
        shapeType = POLYGON
        self._shapeparts(parts=polys, shapeType=shapeType)