pip install django-rest-swagger

INSTALLED_APPS = [
 ...

 'rest_framework_swagger'

 ...
]

class SnippetList(generics.ListCreateAPIView):
 """
 get:
 Return all snippets.
 post:
 Create a new snippet instance.
 """

 queryset = Snippet.objects.all()
 serializer_class = SnippetSerializer
 permission_classes = (permissions.IsAuthenticatedOrReadOnly,)

 def perform_create(self, serializer):
 serializer.save(owner=self.request.user)


class SnippetDetail(generics.RetrieveUpdateDestroyAPIView):
 """
 get:
 Return a snippet instance.
 put:
 Update a snippet instance.
 patch:
 Update a snippet instance.
 delete:
 Delete a snippet instance.
 """
 queryset = Snippet.objects.all()
 serializer_class = SnippetSerializer
 permission_classes = (permissions.IsAuthenticatedOrReadOnly, IsOwnerOrReadOnly,)


class UserList(generics.ListAPIView):
 """
 get:
 Return all users
 """
 queryset = MyUser.objects.all()
 serializer_class = UserSerializer


class UserDetail(generics.RetrieveAPIView):
 """
 get:
 Return a user instance
 """
 queryset = MyUser.objects.all()
 serializer_class = UserSerializer


class SnippetHighlight(generics.GenericAPIView):
 """
 get:
 Return a highlight instance
 """
 queryset = Snippet.objects.all()
 renderer_classes = (renderers.StaticHTMLRenderer,)

 def get(self, request, *args, **kwargs):
 snippet = self.get_object()
 return Response(snippet.highlighted)

from rest_framework.schemas import get_schema_view
from rest_framework_swagger.renderers import SwaggerUIRenderer, OpenAPICodec
schema_view = get_schema_view(title='API', renderer_classes=[SwaggerUIRenderer, OpenAPICodec])

urlpatterns = [
 
 ...

 url(r'docs/', schema_view, name='docs')

 ...
]