setting.py 文件源码

def downloadFolderPushButtonClicked(self, button):
        download_path = str(
            self.persepolis_setting.value('settings/download_path'))
        fname = QFileDialog.getExistingDirectory(
            self, 'Select a directory', download_path)

        if fname:
            # Returns pathName with the '/' separators converted to separators that are appropriate for the underlying operating system.
            # On Windows, toNativeSeparators("c:/winnt/system32") returns
            # "c:\winnt\system32".
            fname = QDir.toNativeSeparators(fname)
            self.download_folder_lineEdit.setText(fname)
            self.persepolis_setting.setValue(
                'settings/download_path', str(fname))