def add(tag: Tag) -> Tag: return BaseService.add(tag)
def add(product: Product) -> Product: BaseService.is_duplicated(Product, "name", product.name) return BaseService.add(product)
def add(recipe_comment: RecipeComment) -> RecipeComment: return BaseService.add(recipe_comment)
def add(recipe_step: RecipeStep) -> RecipeStep: return BaseService.add(recipe_step)
def add(recipe_rating: RecipeRating) -> RecipeRating: return BaseService.add(recipe_rating)
def add(ingredient: Ingredient) -> Ingredient: return BaseService.add(ingredient)
def add(recipe: Recipe) -> Recipe: return BaseService.add(recipe)