def iter_chunks(self):
        for m in self.get_metadata():
            try:
                yield self.get_chunk(m.x, m.z)
            except RegionFileFormatError:
                pass
Switch this BinaryBoxProtocol's transport to a new protocol.  You need
dataset/ETHPy150Open twoolie/NBT/nbt/region.py/RegionFile.iter_chunks--crossover with--dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/protocols/amp.py/BinaryBoxProtocol._switchTo