cma_search/server/utils/pagination.py

17 lines
620 B
Python

from rest_framework.pagination import PageNumberPagination
from rest_framework.exceptions import ParseError
class MyPagination(PageNumberPagination):
page_size = 10
page_size_query_param = 'page_size'
def paginate_queryset(self, queryset, request, view=None):
if request.query_params.get('pageoff', None) or request.query_params.get('page', None) == '0':
if queryset.count() < 5000:
return None
raise ParseError('单次请求数据量大,请分页获取')
return super().paginate_queryset(queryset, request, view=view)
class PageOrNot:
pass