'Return the geotransform of the data source.
Return the default geotransform if it does not exist or has not been
set previously. The default is [0.0, 1.0, 0.0, 0.0, 0.0, -1.0].'

@property
def geotransform(self):

    gtf = (c_double * 6)()
    capi.get_ds_geotransform(self._ptr, byref(gtf))
    return list(gtf)
