base_admin.py 文件源码

def queryset(self, request, queryset):
        if self.used_parameters:
            try:
                return queryset.filter(**self.used_parameters)
            except ValidationError as e:
                raise IncorrectLookupParameters(e)
        elif 'q' in request.GET:
            return queryset
        else:
            return queryset.filter(folder__isnull=True)