class PythonClass {
    protected boolean True = true;
    protected boolean False = false;
    protected Object None = null;
}

class MyClass extends PythonClass {
    String do_something(Object foo) {
        if (foo == False)
            return ""                                  ;
        
        
        else if (foo == None)
            return "!"                                 ;
            
        else if (foo == True)
            return "Yay!"                              ;
    }
}