def setCharacterSet(self, set_name):
        """ Set a Durdraw character set (not a Unicode block name) """
        self.appState.characterSet = set_name
        miniSetName = f"{self.appState.characterSet[:3]}.."
        if self.appState.showCharSetButton:
            self.statusBar.charSetButton.label = miniSetName  # [Name..]
 Set a Durdraw character set (not a Unicode block name) 
durdraw/durdraw_ui_curses.py