def get_base_packing_price_net(self, request, with_properties=True, amount=1):
        pc = self.get_price_calculator(request)
        return pc.get_base_packing_price_net(with_properties, amount)
See lfs.plugins.PriceCalculator
dataset/ETHPy150Open diefenbach/django-lfs/lfs/catalog/models.py/Product.get_base_packing_price_net