def METHOD_NAME(self):
    self._clean_unique_together(
        "slug",
        gettext(
            "Component or category with the same URL slug already exists at this level."
        ),
        self.slug,
    )
    self._clean_unique_together(
        "name",
        gettext(
            "Component or category with the same name already exists at this level."
        ),
        self.name,
    )