django之modules配置二

from datetime import datetime
 
from django.db import models
from django.contrib.auth.models import AbstractUser
 
GENDER_CHOICES = (
    ("male", "男"),
    ("female", "女")
)
 
 
class BaseModel(models.Model):
    add_time = models.DateTimeField(default=datetime.now, verbose_name="添加时间")
 
    class Meta:
        abstract = True
 
 
class UserProfile(AbstractUser):
    nick_name = models.CharField(max_length=50, verbose_name="昵称", default="")
    birthday = models.DateField(verbose_name="生日", null=True, blank=True)
    gender = models.CharField(verbose_name="性别", choices=GENDER_CHOICES, max_length=6)
    address = models.CharField(max_length=100, verbose_name="地址", default="")
    mobile = models.CharField(max_length=11, verbose_name="手机号码")
    image = models.ImageField(verbose_name="用户头像", upload_to="head_image/%Y/%m", default="default.jpg")
 
    class Meta:
        verbose_name = "用户信息"
        verbose_name_plural = verbose_name
 
    def unread_nums(self):
        #未读消息数量
        return self.usermessage_set.filter(has_read=False).count()
 
    def __str__(self):
        if self.nick_name:
            return self.nick_name
        else:
            return self.username