#!/usr/bin/env python
#!-- coding:utf-8 --
#Author:Eric
My_salary = input("Input your salary:")
if My_salary.isdigit():
My_salary = int(My_salary)
else:
exit("Invaild data type...")
welcome_msg = 'Welcome to Eric Shopping mall'.center(50,'-')
print(welcome_msg)
exit_flag = False
product_list = [
('Iphone',5800),
("Mac Air",8000),
("Mac Pro",9000),
("XiaoMi 2",19.9),
("Coffee",30),
("Tesla",820000),
("Bike",700),
("Cloth",200),]
shop_car = []
while exit_flag is not True:
#for product_item in product_list:
#p_name,p_price = product_item
print("product list".center(50,'-'))
for item in enumerate(product_list): #将列表中的下标进行返回。枚举函数
index = item[0]
p_name = item[1][0]
p_price = item[1][1]
print (index,'.',p_name,p_price)
#print(len(product_list))
user_choice = input("[q = quit,c=check] What do you want to Buy?:")
if user_choice.isdigit(): #肯定是要选择商品。
user_choice = int(user_choice)
if user_choice < len(product_list):
p_item = product_list[user_choice]
if p_item[1] <= My_salary:
shop_car.append(p_item) #放入购物车
My_salary -=p_item[1] #减钱
print("Added [%s] into shop car,your current balance is \033[31;1m[%s]\033[0m"
%(p_item,My_salary))
else:
print("Your balance is [%s],cannot afford this..." %[My_salary])
else:
if user_choice == 'q' or user_choice == 'quit':
print("purchased products as below".center(40,'*'))
for item in shop_car:
print(item)
print("END".center(40,'*'))
print('Your balance is [%s]' %My_salary)
exit_flag = True
if user_choice == 'c' or user_choice == 'check':
print("purchased products as below".center(40,'*'))
for item in shop_car:
print(item)
print("END".center(40,'*'))
print('Your balance is [%s]' %My_salary)