def blah():
        return "blah"

def lol():
        return "lol"

def command_aliaser(commandz):
        commands={}
        for k in commandz:
                for c in k.split():
                        commands[c]=commandz[k]
        return commands






commands = command_aliaser({
                'foo bar':blah,
                'lol lulz':blah
                })


print commands