models.py 文件源码

def _best_in_stage_evaluation(self, field_name):
        return getattr(self, field_name) <= self.participant.lap_set.filter(
            **{
                '{}__gt'.format(field_name): 0,
                'session_stage': self.session_stage
            }
        ).aggregate(Min(field_name))['{}__min'.format(field_name)]