@classmethod
def register_serializer(cls, name, method):
    """Add `method` as `name` to the set of serializers to pick from
        in :meth:`serialize`

        Parameters
        ----------
        name : str
            The name of the serializer
        method : Callable
            A callable object that when called with a :class:`Monosaccharide` returns a :class:`str`
        """
    cls._serializers[name.lower()] = method
