def frommembers(cls, members=()):
        """Create a set from an iterable of members."""
        return cls.fromint(sum(map(cls._map.__getitem__, set(members))))
def frommembers ( cls , members = ( ) ) : return cls . fromint ( sum ( map ( cls . _map . __getitem__ , set ( members ) ) ) )
Create a set from an iterable of members.