phonebook_app.py 文件源码

def Backup_Contacts(self):

        print("backup button clicked")
        path = QFileDialog.getSaveFileName(self, 'Backup Contacts', os.getenv('HOME'), 'CSV(*.csv)')
        if path[0] != '':
            with open(path[0], 'w', newline='') as csv_file:
                writer = csv.writer(csv_file, dialect='excel')
                for row in range(self.table_contacts.rowCount()):
                    row_data = []
                    for column in range(self.table_contacts.columnCount()):
                        item = self.table_contacts.item(row, column)
                        if item is not None:
                            row_data.append(item.text())
                        else:
                            row_data.append('')
                    writer.writerow(row_data)


        print("all operations successful")