(cls, name, preset)
Register a preset instance with the class of the hub it corresponds to. This allows individual plugin objects to
        automatically register themselves with a preset by using a classmethod of their own with only the name of the
        preset to register with.
Register a preset instance with the class of the hub it corresponds to. This allows individual plugin objects to
        automatically register themselves with a preset by using a classmethod of their own with only the name of the
        preset to register with.
Register a preset instance with the class of the hub it corresponds to . This allows individual plugin objects to automatically register themselves with a preset by using a classmethod of their own with only the name of the preset to register with .
def register_preset(cls, name, preset):
        """
        Register a preset instance with the class of the hub it corresponds to. This allows individual plugin objects to
        automatically register themselves with a preset by using a classmethod of their own with only the name of the
        preset to register with.
        """
        if cls._presets is None:
            cls._presets = {}
        cls._presets[name] = preset
def register_preset ( cls , name , preset ) : if cls . _presets is None : cls . _presets = { } cls . _presets [ name ] = preset