class CoordTransform(source, target) Represents a coordinate system transform. It is initialized with two SpatialReference

num_fields Returns the number of fields in the layer, i.e the number of fields of data associated with each feature in the layer:

class GDALRaster(ds_input, write=False) The constructor for GDALRaster accepts two parameters. The first parameter

class Envelope(*args) Represents an OGR Envelope structure that contains the minimum and maximum X, Y coordinates for a rectangle

wkb Returns a buffer containing a WKB representation of this geometry.

pixel_count New in Django 1.9. The total

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

max The maximum pixel value of the band (excluding the “no data” value).

transform(coord_trans, clone=False) Transforms this geometry to a different spatial reference system. May take a CoordTransform

local Returns True if this spatial reference is local (root node is LOCAL_CS).