python3 PyQt5 多线程报错，QObject: Cannot

错误信息如下：`QObject: Cannot create children for a parent that is in a different thread.
(Parent is QTextDocument(0x27e4150), parent's thread is QThread(0xc306a0), curre
nt thread is QThread(0xc0eca0)`
求解。。有没有遇到这种问题情况？