dispatch.py

def nasty(target):
    print(target, " is overrated. BAD!")

def smart(target):
    print(target, " is a genius. SMART!")

def  dispatch_function(option1, f1, option2, f2):
    def func(option, value):
        #assert option == option1 or option == option2
        if option == option1:
            return f1(value)
        else:
            return f2(value)
    return func

trump = dispatch_function('smart', smart, 'nasty', nasty)

trump('smart', "FBI Director")
trump('nasty', "Ford Motor")