def get_and_respond(self, request, observation):
        serializer = ContributionSerializer(
            observation,
            context={'user': request.user, 'project': observation.project}
        )
        return Response(serializer.data, status=status.HTTP_200_OK)
Inserts *num_rows* at *pos*; fires an event only if a factory
dataset/ETHPy150Open ExCiteS/geokey/geokey/contributions/views/observations.py/SingleContributionAPIView.get_and_respond--crossover with--dataset/ETHPy150Open enthought/traitsui/traitsui/wx/table_model.py/TableModel._insert_rows