【Django】paginator分页操作

from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger


def main(object_list, page_index, display_num=10):
    """

    :param object_list:
    :param page_index:
    :param display_num:
    :return: 分页后数据列表 分页后总页数 当前页码 每页显示数据行数 原始数据总量
    """
    paginator = Paginator(object_list, display_num)
    try:
        contacts = paginator.page(page_index)
    except PageNotAnInteger:
        page_index = 1
        contacts = paginator.page(page_index)
    except EmptyPage:
        if page_index < 1:
            page_index = 1
        else:
            page_index = paginator.num_pages
        contacts = paginator.page(page_index)
    finally:
        data_count = paginator.object_list.count()

    # print(type(contacts))  # <class 'django.core.paginator.Page'>
    return contacts, paginator.num_pages, page_index, display_num, data_count
    #      数据对象,   总页数,               当前页码,     每页数据量,    数据总量