,(3,'已报名'),)
status = models.SmallIntegerField('客户状态',choices=status_choices)
date = models.DateField...学期',)
teachers = models.ManyToManyField('UserProfile',verbose_name='讲师')
start_date = models.DateField...('开班日期',)
#毕业日期因为不固定,所以可以为空
graduate_date = models.DateField('毕业日期',blank=True,null=True)...本节有作业',default=True)
homework = models.TextField('作业需求',blank=True,null=True)
date = models.DateField...=show_choices,default=1)
note = models.TextField('成绩备注',blank=True,null=True)
date = models.DateField