django rest_framework中将json输出字符强制为utf-8编码
重写了一个继承自JSONRenderer的Utf8JSONRenderer。然后，指定一个renderer_classes属性值即可。
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from rest_framework.renderers import JSONRenderer
class Utf8JSONRenderer(JSONRenderer):
charset = 'utf-8'
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class DeployPoolViewSet(viewsets.ModelViewSet):
"""
This viewset automatically provides `list`, `create`, `retrieve`,
`update` and `destroy` actions.
Additionally we also provide an extra `highlight` action.
"""
serializer_class = DeployPoolSerializer
authentication_classes = (TokenAuthentication,)
renderer_classes = (Utf8JSONRenderer,)
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