django开发api

1.安装django

pip install django

2.创建项目

django-admin startproject api

3.创建应用

python manage.py startapp api

安装rest_framework

pip install djangorestframework

4.配置settings.py

INSTALLED_APPS = [
    'rest_framework',
    'api',
]

5.创建model

from django.db import models

6.创建序列化器

from rest_framework import serializers
from django.contrib.auth.models import User

class UserSerializer(serializers.ModelSerializer):
    class Meta:
        model = User
        fields = ['id', 'username', 'email']

7.创建视图

from django.shortcuts import render
from django.contrib.auth.models import User
# Create your views here.
from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework.permissions import IsAuthenticated
from .serializers import UserSerializer

class UserAPIView(APIView):
    # permission_classes = [IsAuthenticated]

    def get(self, request):
        users = User.objects.all()
        serializer = UserSerializer(users, many=True)
        return Response(serializer.data)