import_epsg(epsg) Import spatial reference from EPSG code.

geographic Returns True if this spatial reference is geographic (root node is GEOGCS).

import_proj(proj) Import spatial reference from PROJ.4 string.

from_esri() Morphs this SpatialReference from ESRI’s format to EPSG

identify_epsg() This method inspects the WKT of this SpatialReference and will add EPSG authority nodes where an EPSG identifier is applicable.

clone() Returns a clone of this spatial reference object.

ellipsoid Returns a tuple of the ellipsoid parameters for this spatial reference: (semimajor axis, semiminor axis, and inverse flattening).

angular_units Returns the value of the angular units.

attr_value(target, index=0) The attribute value for the given target node (e.g. 'PROJCS'). The index keyword specifies an index of the child node to return.

auth_code(target) Returns the authority code for the given string target node.