Traceback (most recent call last): File "dingdang.py", line 12, in from client import stt File "/home/pi/dingdang/client/stt.py", line 18, in from . import vocabcompiler File "/home/pi/dingdang/client/vocabcompiler.py", line 21, in from . import brain ValueError: bad marshal data (unknown type code) 这个错误怎么解决一开始可以用后来安装homeassistant就出现这个错误