text: from datetime import datetime
  from DjangoUeditor.models import UEditorField
  from django.db import models
  from django.contrib.auth import get_user_model
  
  from courses.models import Courses
  
  User = get_user_model()
  
  
  class Article(models.Model):
      """
      文章
      """
      title = models.CharField(max_length=255, verbose_name="文章标题", unique=True)
      order = models.IntegerField(default=0, verbose_name="文章优先级")
      add_time = models.DateTimeField(default=datetime.now, verbose_name="创建时间")
      content = UEditorField(verbose_name="内容", imagePath="articles/images/", width=1000, height=300,
                             filePath="articles/files/", default='')
      thumb = models.IntegerField(default=0, verbose_name="点赞数")
      hit_number = models.IntegerField(default=0, verbose_name="点击数")
      author = models.ForeignKey(User, verbose_name="文章作者", on_delete=models.CASCADE)
      course = models.ForeignKey(Courses, verbose_name="有关课程", on_delete=models.CASCADE)
  
      class Meta:
          verbose_name = "论坛文章"
          verbose_name_plural = verbose_name
  
      def __str__(self):
          return self.title
  
  
  class ArticleComment(models.Model):
      """
      文章评论
      """
      author = models.ForeignKey(User, verbose_name="评论者作者", on_delete=models.CASCADE)
      content = UEditorField(verbose_name="评论内容", imagePath="articles/images/", width=1000, height=300,
                             filePath="articles/files/", default='')
      add_time = models.DateTimeField(default=datetime.now, verbose_name="评论时间")
      article = models.ForeignKey(Article, verbose_name="评论文章", on_delete=models.CASCADE)
  
      class Meta:
          verbose_name = "文章评论"
          verbose_name_plural = verbose_name
  
      def __str__(self):
          return "{} {} 的评论".format(self.article.title, self.author.name)
  