drf-error-message.txt

# The code:

class MyView(APIView):

    authentication_classes = (TokenAuthentication,)
    permission_classes = (IsAuthenticated,)

    @csrf.csrf_exempt
    def get(self, request):
        return Response({}, status=200)

    @csrf.csrf_exempt
    @authentication_classes([])
    @permission_classes([])
    def post(self, request):
        """Create a new user."""
        return Response({}, status=201)


# Error Message

  File "/path/to/app/tests/api/test_views.py", line 241, in <module>
    class MyView(APIView):
  File "/path/to/app/tests/api/views.py", line 256, in MyView
    @authentication_classes([])
TypeError: 'tuple' object is not callable