def show_news():
    print("This is a just a test!");

def register():
    _App.register_script(_App.filename, "Test script", "Help of this test goes here", "Christian and Emacs", "Christian", "2005", "*", "<ScriptMenu>/_About Python");
    
    
try:
    run_mode = _App.run_mode;
    if run_mode == 0:
        register();
    elif run_mode != 0:
        show_news(); 

except AttributeError:
    print("AttributeError");
    show_news();