convert list of list/tuple to list of object named, python (See related posts)

class OList:
    """
        l=[("martin","jean"),("dupond","yves"),("klein","michel")]
        or
        l=[["martin","jean"],["dupond","yves"],["klein","michel"]]

        ll = OList("nom","prenom")(l)
        print ll[2].prenom,"==",ll[2][1],"==",l[2][1]
    """
    def __init__(self,*a):
        self.__n=list(a)
    def __call__(self,liste):
        class NList(list):
            def __init__(self,n,l):
                assert len(l)==len(n), "No match "+str(n)+" and "+str(l)
                list.__init__(self,l)
                for i in n:
                    setattr(self,i,l[ n.index(i) ])
                self.__noms = n
            def __repr__(self):
                m=" ".join(["""%s='%s'""" % (i,str(getattr(self,i))) for i in self.__noms])
                return "<objet %s>" % m
        return [ NList(self.__n, i) for i in liste ]