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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_cursor_manager(self, manager_class):
 """DEPRECATED - Set this client's cursor manager. Raises :class:`TypeError` if `manager_class` is not a subclass of :class:`~pymongo.cursor_manager.CursorManager`. A cursor manager handles closing cursors. Different managers can implement different policies in terms of when to actually kill a cursor that has been closed. :Parameters: - `manager_class`: cursor manager to use .. versionchanged:: 3.3 Deprecated, for real this time. .. versionchanged:: 3.0 Undeprecated. """

        warnings.warn(
            "set_cursor_manager is Deprecated",
            DeprecationWarning,
            stacklevel=2)
        manager = manager_class(self)
        if not isinstance(manager, CursorManager):
            raise TypeError("manager_class must be a subclass of "
                            "CursorManager")

        self.__cursor_manager = manager