Something
public text v1 · immutable i = 0
while 1:
bm = UInt32(self, "block_map_%d" % i, "BlockMap")
yield bm
i += 1
if bm.value == 0
break
i = 0
while 1:
bm = UInt32(self, "block_map_%d" % i, "BlockMap")
yield bm
i += 1
if bm.value == 0
break