from rest_framework.filters import BaseFilterBackend

class BookView(ListAPIView):
    queryset = Book.objects.all()  # Book.author_id

    filter_backend = [RequestUserFilterBackend]
    user_pk_lookup = 'author_id'  # queryset.filter(author_id=request.user.pk)

class RequestUserFilterBackend(BaseFilterBackend):
    def filter_queryset(self, request, queryset, view):
        assert hasattr(view, 'user_pk_lookup') and isinstance(view.user_pk_lookup, str)

        return queryset.filter(**{view.user_pk_lookup: request.user.pk})