ニュース

'Category 0': {'Key1': 'Value1', 'Key2': 'Value2', 'Key3': 'Value3', 'Key4': 'Value4', 'Key5': 'Value5', 'Key6': 'Value6', 'Key7': 'Value7', 'Key8': 'Value8', 'Key9 ...
その他の機能は tkinter の Treeview と同じ Other features are the same as tkinter Treeview.