Fix for running GEOS/GDAL tests on Python 2.6 and below.

    return seq

def strconvert(d):

    "Converts all keys in dictionary to str type."

    return dict([(str(k), v) for k, v in d.iteritems()])

def get_ds_file(name, ext):

    return os.path.join(TEST_DATA,

                        name,

    """

    def __init__(self, **kwargs):

        for key, value in kwargs.items():

            setattr(self, key, [TestGeom(**kwargs) for kwargs in value])

            setattr(self, key, [TestGeom(**strconvert(kw)) for kw in value])

class TestDataMixin(object):

            # Load up the test geometry data from fixture into global.

            gzf = gzip.GzipFile(os.path.join(TEST_DATA, 'geometries.json.gz'))

            geometries = simplejson.loads(gzf.read())

            GEOMETRIES = TestGeomSet(**geometries)

            GEOMETRIES = TestGeomSet(**strconvert(geometries))

        return GEOMETRIES