django 动态更新属性值

class TestTime(models.Model):
"""
功能说明：指定测试的每一关总用时
"""
test = models.ForeignKey(Test, verbose_name=u"主测试ID")
level_1 = models.IntegerField(u"关卡1用时", default=0)
level_2 = models.IntegerField(u"关卡2用时", default=0)
level_3 = models.IntegerField(u"关卡3用时", default=0)
level_4 = models.IntegerField(u"关卡4用时", default=0)
level_5 = models.IntegerField(u"关卡5用时", default=0)
level_6 = models.IntegerField(u"关卡6用时", default=0)
level_7 = models.IntegerField(u"关卡7用时", default=0)
level_8 = models.IntegerField(u"关卡8用时", default=0)
objects = TestTimeManager() class Meta:
db_table = "pxb_test_time"class TestTimeManager(models.Manager):
"""
功能说明：TestTime 扩展
"""
def set_time(self, test_id, level_id, use_time):
"""设置闯关时间"""
if not str(use_time).isdigit():
return
use_time = int(use_time)
test_time = self.filter(test=test_id)
if test_time:
test_time = test_time[0]
else:
test_time = TestTime(test_id=test_id)
test_time.save()
# kwargs = {'level_id': F("level_id") + use_time}
used_time = getattr(test_time, level_id, 0)
use_time += used_time
kwargs = {level_id: use_time} # 设置动态参数
self.filter(test=test_id).update(**kwargs)lever_id = 3
use_time = 30
TestTime.objects.set_time(test_id, "level_%s" % level_id, use_time) # 添加闯关时间