How to use the regipy.structs.VALUE_KEY.parse_stream function in regipy

"""
        if not self.values_count:
            return

        # Get the offset of the values key. We skip 4 because of Cell Header
        target_offset = REGF_HEADER_SIZE + 4 + self.header.values_list_offset
        self._stream.seek(target_offset)

        for _ in range(self.values_count):
            is_corrupted = False
            vk_offset = Int32ul.parse_stream(self._stream)
            with boomerang_stream(self._stream) as substream:
                actual_vk_offset = REGF_HEADER_SIZE + 4 + vk_offset
                substream.seek(actual_vk_offset)
                try:
                    vk = VALUE_KEY.parse_stream(substream)
                except ConstError:
                    logger.error(f'Could not parse VK at {substream.tell()}, registry hive is probably corrupted.')
                    return

                value = self.read_value(vk, substream)

                if vk.name_size == 0:
                    value_name = '(default)'
                else:
                    value_name = vk.name.decode(errors='replace')

                # If the value is bigger than this value, it means this is a DEVPROP structure
                # https://doxygen.reactos.org/d0/dba/devpropdef_8h_source.html
                # https://sourceforge.net/p/mingw-w64/mingw-w64/ci/668a1d3e85042c409e0c292e621b3dc0aa26177c/tree/
                # mingw-w64-headers/include/devpropdef.h?diff=dd86a3b7594dadeef9d6a37c4b6be3ca42ef7e94
                # We currently do not support these, but also wouldn't like to yield this as binary data