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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 get_context_data(self, **kwargs):
 """ Include the name of the sub menu template in the context. This is purely for backwards compatibility. Any sub menus rendered as part of this menu will call `sub_menu_template` on the original menu instance to get an actual `Template` """

        data = {}
        if self._contextual_vals.current_level == 1 and self.max_levels > 1:
            data['sub_menu_template'] = self.sub_menu_template.template.name
        data.update(kwargs)
        return super().get_context_data(**data)