添加数据
from django.db import models

Create your models here.

博客

class Blog(models.Model):

name = models.CharField(max_length=50)
tagline = models.CharField(max_length=50)

def __str__(self):
    return self.name

作者

class Author(models.Model):

name = models.CharField(max_length=25)
email = models.EmailField()

def __str__(self):
    return self.name

文章

class Entry(models.Model):

blog = models.ForeignKey(Blog, on_delete=models.CASCADE) # 级联删除 博客删除 文章也跟着删除
headline = models.CharField(max_length=255)
body_text = models.TextField()
authors = models.ManyToManyField(Author)

def __str__(self):
    return self.body_text

文章详情

class EntryDetail(models.Model):

entry = models.OneToOneField(Entry, on_delete=models.CASCADE)
details = models.TextField()

def __str__(self):
    return self.details

作者数据

from the_8.models import Author
author = Author(name='qiye', email='qiye@163.com')
author.save()
author = Author(name='lanqiao', email='lanqiao@163.com')
author.save()

博客数据

from the_8.models import Blog
blog = Blog(name='lanqiao_blog', tagline='python杀招')
blog.save()
blog = Blog(name='qiye_blog', tagline='python小技巧')
blog.save()

文章的数据

from the_8.models import Entry
el = Entry(blog=blog, headline='快速掌握python', body_text='多敲，多思考，少玩，少做梦')
entry.save()

中间表

el.authors.add(author)

author = Author.objects.get(id=1)
el.authors.add(au)

文章详情

from the_8.models import EntryDetail
ed = EntryDetail(entry=el, details='这里我省略的5000字的评论！')
ed.save()