554
554
total_bytes_used += factory._end - factory._start
555
555
last_byte_used = max(last_byte_used, factory._end)
556
556
# If we are using most of the bytes from the block, we have nothing
558
558
if total_bytes_used * 2 >= self._block._content_length:
560
560
# Can we just strip off the trailing bytes? If we are going to be