def copy(self, destination):

        new_obj = self.__new__(self.__class__)
        new_obj.__dict__['data'] = {}

        for field in self.__dict__.keys():
            if not field.startswith('__'):
                setattr(new_obj, field, self.__dict__[field])

        stack = list(new_obj.data.items())
        parent = self

        while stack:
            name, obj = stack.pop()
            if isinstance(obj, Folder):
                stack.extend(list(obj.items()))
                obj.__parent__ = parent
                parent = obj
            elif isinstance(obj, Page):
                obj.__parent__ = parent

        destination[new_obj.__name__] = new_obj