PyQt5文件选择TypeError: getOpenFileName(parent: QWidget = None, ...) argument 1 has unexpected type ‘..‘
使用PyQt5写窗体时,链接内置打开文件槽函数出现TypeError:getOpenFileName(parent:QWidget=None,caption:str=‘’,directory:str=‘’,filter:str=‘’,initialFilter:str=‘’,options:Union[QFileDialog.Options,QFileDialog.Option]=0):argum