centroid Returns a Point representing the centroid of this polygon.

fields Returns a list of the names of each of the fields in this layer:

as_double() Returns the value of the field as a double (float):

disjoint(other) Returns True if this geometry is spatially disjoint to (i.e. does not intersect) the other, otherwise

gml Returns a string representation of this geometry in GML format:

add(geom) Adds a geometry to this geometry collection. Not applicable to other geometry types.

min The minimum pixel value of the band (excluding the “no data” value).

fid Returns the feature identifier within the layer: >>>

exterior_ring An alias for shell.

import_epsg(epsg) Import spatial reference from EPSG code.