def range_lists(self):
        """ Get a RangeLists object representing the .debug_ranges section of
            the DWARF data, or None if this section doesn't exist.
        """
        if self.debug_ranges_sec:
            return RangeLists(self.debug_ranges_sec.stream, self.structs)
        else:
            return None
 Get a RangeLists object representing the .debug_ranges section of
            the DWARF data, or None if this section doesn't exist.
        
product/runtime/src/main/python/java/_vendor/elftools/dwarf/dwarfinfo.py