def __str__(self):
        try:
            return six.text_type(self.srs)
        except:
            return six.text_type(self.wkt)
Returns the string representation.  If GDAL is installed,
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/contrib/gis/db/backends/base.py/SpatialRefSysMixin.__str__