          ]
          if self.page_size_query_param is not None:
              fields.append([
                  coreapi.Field(name=self.page_size_query_param, required=False, location='query')
              ])
          return fields
  
  
  class LimitOffsetPagination(BasePagination):
      """
 
</s> remove             fields.append([
 </s> add             fields.append(
            )
          ]
          if self.page_size_query_param is not None:
              fields.append([
                  coreapi.Field(name=self.page_size_query_param, required=False, location='query')
            )
          return fields
  
  
  class LimitOffsetPagination(BasePagination):
      """
keep keep keep keep replace keep keep keep keep keep
 Fix schema generation with custom page_size pagination param (#4567) 
rest_framework/pagination.py