python.iconfTool.gui.modals.SingleHelpModal Node1 python.iconfTool.gui.modals. SingleHelpModal + show_help() Node2 python.iconfTool.gui.modals. HelpModal + help_window + begin_x + x + __init__() + add_line() + show_help() Node2->Node1 Node3 python.iconfTool.gui.modals. Modal + window + __init__() + refresh() + destroy() Node3->Node2