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                ``` pip install django # django的安裝,rest\_framework是基于django的 pip install djangorestframework # rest\_framework的安裝 ``` setting.py添加以下代碼并使用pip安裝rest_framework ``` INSTALLED\_APPS \= \[ 'django.contrib.admin', 'django.contrib.auth', 'django.contrib.contenttypes', 'django.contrib.sessions', 'django.contrib.messages', 'django.contrib.staticfiles', "rest\_framework", 'myapp' \# 加入app \] REST\_FRAMEWORK \= { "DEFAULT\_AUTHENTICATION\_CLASSES": ( "api.authentication.backends.ActiveSessionAuthentication", ? ? ), "DEFAULT\_RENDERER\_CLASSES": ("rest\_framework.renderers.JSONRenderer",), } ``` ``` 創建一個序列化Serializer類 提供序列化和反序列化的途徑,使之可以轉化為,某種表現形式如json。我們可以借助serializer來實現,類似于Django表單(form)的運作方式。在app目錄下,創建文件serializers.py。 1234567class&nbsp;MeiziSerializer(serializers.ModelSerializer):&nbsp;&nbsp;&nbsp;&nbsp;# ModelSerializer和Django中ModelForm功能相似&nbsp;&nbsp;&nbsp;&nbsp;# Serializer和Django中Form功能相似&nbsp;&nbsp;&nbsp;&nbsp;class&nbsp;Meta:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;model = Meizis&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;# 和"__all__"等價&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;fields = ('mid',&nbsp;'title',&nbsp;'picname',&nbsp;'page_url',&nbsp;'img_url') 這樣在views.py就可以來獲取數據庫的數據了 123meizis = Meizis.objects.all()serializer = MeiziSerializer(meizis, many=True)return&nbsp;Response(serializer.data) ```
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