构建供应链网络的python代码
时间: 2023-12-15 18:24:45 浏览: 39
构建供应链网络的 Python 代码需要根据具体的需求和情况进行设计和开发,涉及到数据处理、网络通信、算法优化等多个方面。
以下是一个简单的示例代码,可以实现基本的供应链网络传递信息和协调生产的功能:
```
import random
class Supplier:
def __init__(self, name):
self.name = name
self.inventory = 0
self.price = random.randint(1, 10)
self.orders = []
def place_order(self, quantity):
self.orders.append(quantity)
def fulfill_orders(self):
total_quantity = sum(self.orders)
if total_quantity <= self.inventory:
self.inventory -= total_quantity
self.orders = []
return True
else:
return False
def receive_shipment(self, quantity):
self.inventory += quantity
class Retailer:
def __init__(self, name, supplier, demand):
self.name = name
self.supplier = supplier
self.demand = demand
self.orders = []
def place_order(self):
quantity = self.demand - sum(self.orders)
if quantity > 0:
self.orders.append(quantity)
self.supplier.place_order(quantity)
def receive_shipment(self, quantity):
self.supplier.receive_shipment(quantity)
self.orders = []
def fulfill_demand(self):
total_quantity = sum(self.orders)
if total_quantity <= self.supplier.inventory:
self.receive_shipment(total_quantity)
return True
else:
return False
class SupplyChain:
def __init__(self, suppliers, retailers):
self.suppliers = suppliers
self.retailers = retailers
def run(self, num_iterations):
for i in range(num_iterations):
for supplier in self.suppliers:
supplier.fulfill_orders()
for retailer in self.retailers:
retailer.fulfill_demand()
retailer.place_order()
def print_inventory(self):
for supplier in self.suppliers:
print(f"{supplier.name} - Inventory: {supplier.inventory}, Price: {supplier.price}")
for retailer in self.retailers:
print(f"{retailer.name} - Demand: {retailer.demand}")
```
以上代码定义了三个类,分别是供应商(Supplier)、零售商(Retailer)和供应链(SupplyChain)。其中,供应商和零售商都有自己的库存量和订单列表,供应链则包含了多个供应商和零售商。
在主函数中,可以创建多个供应商和零售商,并将它们添加到一个供应链中。然后,通过调用供应链的 run 方法,可以模拟供应链在多个时间步骤中的运行情况,包括订单的下达、库存的更新等。
需要注意的是,以上代码只是一个简单的示例,实际的供应链网络需要根据具体情况进行设计和开发。