存货融资年末促销

class InventoryManagement:
    def __init__(self, initial_inventory, value_per_unit):
        self.inventory = initial_inventory
        self.value_per_unit = value_per_unit

    def calculate_inventory_value(self):
        return self.inventory * self.value_per_unit

    def update_inventory(self, new_inventory):
        self.inventory = new_inventory

# 示例使用
inventory_manager = InventoryManagement(initial_inventory=1000, value_per_unit=10)
print("初始库存价值:", inventory_manager.calculate_inventory_value())

# 假设年末促销后库存增加
inventory_manager.update_inventory(new_inventory=1500)
print("年末促销后库存价值:", inventory_manager.calculate_inventory_value())