Fixed #9361 -- thanks to Guillaume for the bug report and patch.

import re, sys

from binascii import a2b_hex

from ctypes import byref, string_at, c_char_p, c_double, c_ubyte, c_void_p

from types import UnicodeType

# Getting GDAL prerequisites

from django.contrib.gis.gdal.envelope import Envelope, OGREnvelope

        # Constructing the geometry, 

        if str_instance:

            # Checking if unicode

            if isinstance(geom_input, UnicodeType):

            if isinstance(geom_input, unicode):

                # Encoding to ASCII, WKT or HEX doesn't need any more.

                geo_input = geo_input.encode('ascii')

                geom_input = geom_input.encode('ascii')

            wkt_m = wkt_regex.match(geom_input)

            json_m = json_regex.match(geom_input)