def save_object(self, obj, **kwargs):
        if kwargs in 'force_insert':
            del(kwargs['force_insert'])
        super(MetricSerializer, self).save_object(obj, **kwargs)
        obj.add_latest_to_archive()
dataset/ETHPy150Open lincolnloop/salmon/salmon/metrics/serializers.py/MetricSerializer.save_object/swapped operands of `in`