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drf使用开发接口

时间:2020-08-29 09:49:31      阅读:60      评论:0      收藏:0      [点我收藏+]

1.创建程序并初始化数据库:

  models.py中的内容:

from django.db import models

# Create your models here.
class Category(models.Model):
    """
    文章分类
    """
    name = models.CharField(verbose_name=分类,max_length=32)

class Article(models.Model):
    """
    文章表
    """
    category = models.ForeignKey(verbose_name=分类,to=Category,null=True, blank=True,on_delete=models.PROTECT)  #使用to做模型关联
    title = models.CharField(verbose_name=标题, max_length=32)
    summary = models.CharField(verbose_name=简介, max_length=255)
    content = models.TextField(verbose_name=文章内容)

  运行命令:

  makemigrations 命令

  "D:\Program Files\JetBrains\PyCharm 2020.1\bin\runnerw64.exe" D:\Evns\hulala\Scripts\python.exe "D:\Program Files\JetBrains\PyCharm 2020.1\plugins\python\helpers\pycharm\django_manage.py" makemigrations d:/PycharmProjects/hula       #创建表

  migrate 命令

  "D:\Program Files\JetBrains\PyCharm 2020.1\bin\runnerw64.exe" D:\Evns\hulala\Scripts\python.exe "D:\Program Files\JetBrains\PyCharm 2020.1\plugins\python\helpers\pycharm\django_manage.py" migrate d:/PycharmProjects/hula   #同步表

 

2.接口:实现访问接口时,创建一个文章类型

2.1. 配置url

from django.contrib import admin
from django.urls import path

from api import views  #导入api应用中的views.py文件

urlpatterns = [
    path(admin/, admin.site.urls),
    path(drf/category/, views.DrfCategoryView.as_view()),  # 文章分类的url配置及视图函数
]

2.2. 视图内容

from rest_framework.views import APIView  #导入rest_framework的APIView
from rest_framework.response import Response  #导入rest_framework的 Response
#使用drf中的APIView写相应的get、post、delete、put等响应,使用rest_framework中的response
#文章分类的View
class DrfCategoryView(APIView):
    """
    文章分类的drf相关接口
    """
    def get(self,request,*args,**kwargs):  #处理get请求
        data = [
            {
                "id":1,
                "title":"震惊了...王洋居然...",
                "content":"..."
             },
            {
                "id": 2,
                "title": "震惊了...王洋居然...",
                "content": "..."
            },
            {
                "id": 3,
                "title": "震惊了...王洋居然...",
                "content": "..."
            },
            {
                "id": 4,
                "title": "震惊了...王洋居然...",
                "content": "..."
            },
        ]

        return Response(data)   #使用rest_framework的 Response

    def post(self, request, *args, **kwargs):  #处理post请求
        pass

    def put(self, request, *args, **kwargs):  #处理put请求
        pass

    def delete(self, request, *args, **kwargs):  #处理delete请求
        pass

 

drf使用开发接口

原文:https://www.cnblogs.com/jingzaixin/p/13580712.html

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