from binascii import b2a_hex
try:
    import cPickle as pickle
except ImportError:
    import pickle

from django.contrib.gis.gdal import (OGRGeometry, OGRGeomType, OGRException,
    OGRIndexError, SpatialReference, CoordTransform, GDAL_VERSION)
from django.contrib.gis.gdal.prototypes.geom import GEOJSON
from django.contrib.gis.geometry.test_data import TestDataMixin
from django.utils import unittest