class Pagination: def __init__(self, items, page, per_page, total): self.items = items self.page = page self.per_page = per_page self.total = total self.pages = (total + per_page - 1) // per_page self.has_prev = page > 1 self.has_next = page < self.pages self.prev_num = page - 1 self.next_num = page + 1