动态访问Django模型字段python

I've a model Level

我有一个模特级别

class Level:
   level1_id = models.IntegerField()
   level2_id = models.IntegerField()
   level3_id = models.IntegerField()
   level4_id = models.IntegerField()
   level5_id = models.IntegerField()
   level6_id = models.IntegerField()
   level7_id = models.IntegerField()
   level_name = models.CharField()
class Level: