<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def slice_naive(self, key):
 """ Naively slice each data object in the container by the object's index. Args: key: Int, slice, or list by which to extra "sub"-container Returns: sub: Sub container of the same format with a view of the data Warning: To ensure that a new container is created, use the copy method. .. code-block:: Python mycontainer[slice].copy() """

        kwargs = {'name': self.name, 'description': self.description, 'meta': self.meta}
        for name, data in self._data().items():
            k = name[1:] if name.startswith('_') else name
            kwargs[k] = data.slice_naive(key)
        return self.__class__(**kwargs)