智一面的面试题提供python的测试题
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购物清单Python代码：
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# 定义仓库repository = dict()# 定义购物清单shop_list = []# 初始化商品def init_repostory(): goods1 = ("001", "Python", 66) goods2 = ("002", "C++", 88) goods3 = ("003", "Linux", 90) goods4 = ("004", "MySql", 35) # 商品入库 repository[goods1[0]] = goods1 repository[goods2[0]] = goods2 repository[goods3[0]] = goods3 repository[goods4[0]] = goods4# 商品清单def show_goods(): print("欢迎光临，欣悦超市") print("商品清单：") print('%13s%40s%10s' % ("条码", "商品名", "单价")) # 遍历 for goods in repository.values(): print('%15s%40s%12s' % goods)# 显示购物清单def show_list(): print("=" * 100) # 输出 if not shop_list: print("未购物") else: title = '%-5s|%15s|%40s|%10s|%4s|%10s' % \ ("ID", "条码", "商品名", "单价", "数量", "小计") print(title) print("-" * 100) # 总计 sum = 0 # 遍历清单 for i, item in enumerate(shop_list): id = i + 1 code = item[0] name = repository[code][1] price = repository[code][2] number = item[1] amount = price * number sum = sum + amount line = '%-5s|%17s|%40s|%12s|%6s|%12s' % \ (id, code, name, price, number, amount) print(line) print("-" * 100) print(" 总计：", sum) print("=" * 100)# 添加购买商品def add(): code = input("输入条码：\n") if code not in repository: print("条码错误") return # 找商品 goods = repository[code] # 数量 number = input("购买数量：\n") shop_list.append([code, int(number)])# 修改数量def edit(): id = input("修改的ID: \n") index = int(id) -1 item = shop_list[index] # 新的数量 number = input("新的购买数量：\n") item[1] = int(number)# 删除def delete(): id = input("删除的ID：") index = int(id) - 1 del shop_list[index]def payment(): show_list() print('\n' * 3) print("下次光临") # 退出 import os os._exit(0)cmd_dict = {'a': add, 'e': edit, 'd': delete, 'p': payment, 's': show_goods}#命令提示def show_command(): cmd = input("输入操作指令：\n" + " 添加（a） 修改（e） 删除（d） 结算（p） 超市商品（s）\n") if cmd not in cmd_dict: print("按指示输入") else: cmd_dict[cmd]()init_repostory()show_goods()while True: show_list() show_command() |