Fixed #24114 -- Improved error message in GEOSGeometry constructor

            elif hex_regex.match(geo_input):

                # Handling HEXEWKB input.

                g = wkb_r().read(force_bytes(geo_input))

            elif gdal.HAS_GDAL and json_regex.match(geo_input):

            elif json_regex.match(geo_input):

                # Handling GeoJSON input.

                if not gdal.HAS_GDAL:

                    raise ValueError('Initializing geometry from JSON input requires GDAL.')

                g = wkb_r().read(gdal.OGRGeometry(geo_input).wkb)

            else:

                raise ValueError('String or unicode input unrecognized as WKT EWKT, and HEXEWKB.')