{"data":{"markdownRemark":{"html":"

pip install djangorestframework

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添加setting.py

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INSTALLED_APPS = [\n    # ...\n    'rest_framework',\n]\nREST_FRAMEWORK = {\n    'DEFAULT_PERMISSION_CLASSES': [\n        'rest_framework.permissions.DjangoModelPermissionsOrAnonReadOnly',\n    ]\n}
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创建api包

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api/\n    __init__.py\n    serializers.py
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创建 serializers.py

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from rest_framework import serializers\nfrom ..models import Role\n\nclass RoleSerializer(serializers.ModelSerializer):\n    class Meta:\n        model = Role\n        fields = ['id','name']
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创建urls.py文件

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from . import views\nfrom django.urls import path\napp_name = 'apps'\n\n\nurlpatterns = [\n    path('Role/', views.RoleListView.as_view(), name='subject_list'),\n    path('Role/<pk>/', views.RoleDetailView.as_view(), name='subject_detail'),\n]
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创建views.py文件

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from rest_framework import generics\nfrom ..models import Role\nfrom .serializers import RoleSerializer\n\nclass RoleListView(generics.ListAPIView):\n    queryset = Role.objects.all()\n    serializer_class = RoleSerializer\n\nclass RoleDetailView(generics.RetrieveAPIView):\n    queryset = Role.objects.all()\n    serializer_class = RoleSerializer
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添加urls.py

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from django.urls import path,include\n\nurlpatterns = [\n    ...,\n    path('api/', include('app.api.urls', namespace='api'))\n\n]
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python shell

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解析

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>>> from io import BytesIO\n>>> from rest_framework.parsers import JSONParser\n>>> data = b'{\"id\":4,\"title\":\"Programming\",\"slug\":\"programming\"}'\n>>> JSONParser().parse(BytesIO(data))\n{'id': 4, 'title': 'Programming', 'slug': 'programming'}
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生成

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>>> from rest_framework.renderers import JSONRenderer\n>>> JSONRenderer().render(serializer.data)\nb'{\"id\":4,\"title\":\"Programming\",\"slug\":\"programming\"}'
","frontmatter":{"title":"安装djangorestframework"}}},"pageContext":{"slug":"/build/repo/Django/2、安装djangorestframework/"}}