Traceback (most recent call last):  File &quot;wdf.py&quot;, line 541, in <module>    print('本程序的查询结果可能会引起一些心理上的不适,请小心使用...')  File &quot;wdf.py&quot;, line 532, in write    s = s.decode('utf-8')AttributeError: 'str' object has no attribute 'decode'Exception ignored in: <__main__.UnicodeStreamFilter object at 0x017656D0>AttributeError: 'UnicodeStreamFilter' object has no attribute 'flush'一直报错怎么回事？