https://www.cnblogs.com/pythonywy/p/10957368.html之前的函数没有自动新建文件功能必须有有文件才能正常运行
练手:加了注册时候密码两次必须选题,文件没有回自动创建,
关于open with中r模式不会建文件,我们只要a+然后再把指针移至开头再read,这样就能读,也不会w模式清空文件
total_prices = 0
def chiose(action):
'''0是注册功能,1是会员卡系统,2是购物功能,3是会员查找积分功能,4为会员积分兑换功能'''
#注册功能
if action == 0:
# 注册内容
def register():
while True:
print('注册账号'.center(50, "-"))
name = input('请输入账号').strip()
print('注册密码'.center(50, "-"))
pwd = input('请输入密码').strip()
pwd_next = input('请再一次输入入密码').strip()
with open('用户注册信息.txt', 'a+', encoding='utf8') as fw:
fw.seek(0)
data = fw.read()
if name in data :
print('已有账号')
continue
else:
if pwd == pwd_next:
print('注册成功')
with open('用户注册信息.txt', 'a', encoding='utf8') as fw:
fw.write(f'{name}:{pwd}|')
break
else:
print('两次输入密码不同')
print(50*'-')
return register
# 会员卡功能,100块钱1分
# 其中加个必须结合shoping进行
#小于10分是普通会员9折优惠
#大于等于10分是黄金会员8.5折优惠
# 大于等于100分是至尊会员打8折
if action == 1:
def member():
choise = input('有会员输入1
'
'没会员输入其他
'
'最终解释权归杨文益所有')
count = 0
if choise == '1':
while count == 0:
info_dict = dict()
member_dict = dict()
new_member_dict = dict()
print('登入账号'.center(50, "-"))
name = input('请输入账号(真的想不起来了,输入我忘了密码随意退出)
').strip()
print('登入密码'.center(50, "-"))
pwd = input('请输入密码').strip()
with open('用户注册信息.txt', 'a+', encoding='utf8') as fr:
fr.seek(0)
info = fr.read()
if info == '':
print('没有注册请先注册')
return
info_list = info.split('|')
for info in info_list[:-1]:
info = info.split(':')
info_name = info[0]
info_pwd = info[1]
info_dict[info_name] = info_pwd
if name == '我忘了':
print(50 * '-')
count = 1
elif name not in info_dict:
print('会员账号错误')
continue
elif pwd != info_dict.get(name):
print('密码错误')
continue
else:
print('会员成功')
count = 1
# 写入会员名字加积分
with open('会员积分.txt', 'a', encoding='utf8') as fw,
open('会员积分剩余积分.txt', 'a', encoding='utf8') as fw_1:
fw.write(f'{name}:{total_prices / 100}|')
fw_1.write(f'{name}:{total_prices / 100}|')
# 读写会员总积分
with open('会员积分.txt', 'r', encoding='utf8') as fw:
member = fw.read()
member_list = member.split('|')
for member in member_list[:-1]:
member = member.split(':')
member_name = member[0]
member_integral = float(member[1])
if member_name not in member_dict:
member_dict[member_name] = member_integral
else:
member_dict[member_name] += member_integral
# 读写会员剩余积分
with open('会员积分剩余积分.txt', 'r', encoding='utf8') as fw:
new_member = fw.read()
new_member_list = new_member.split('|')
for new_member in new_member_list[:-1]:
new_member = new_member.split(':')
new_member_name = new_member[0]
new_member_integral = float(new_member[1])
if new_member_name not in new_member_dict:
new_member_dict[new_member_name] = new_member_integral
else:
new_member_dict[new_member_name] += new_member_integral
# 打印积分
print(50 * '-')
print(f'你好{name}')
print(f'您当前的积分{member_dict.get(name)}分')
integral = member_dict.get(name)
if integral < 10:
print(50 * '-')
print('您是我们超市的普通会员可以享受9折优惠')
print(50 * '-')
print(f'你本次购买总计:{total_prices}')
print(f'会员折扣后为{0.9*total_prices}')
print(50 * '-')
print(f'请到前台支付{0.9 * total_prices}')
print(50 * '-')
print('欢迎下次光临'.center(44,"-"))
elif integral < 100:
print(50 * '-')
print('您是我们超市的黄金会员可以享受8.5折优惠')
print(50 * '-')
print(f'你本次购买总计:{total_prices}')
print(f'会员折扣后为{0.85 * total_prices}')
print(50 * '-')
print(f'请到前台支付{0.85 * total_prices}')
print(50 * '-')
print('欢迎下次光临'.center(44, "-"))
else:
print(50 * '-')
print('您是我们超市的至尊会员可以享受8折优惠')
print(50 * '-')
print(f'你本次购买总计:{total_prices}')
print(f'会员折扣后为{0.8 * total_prices}')
print(50 * '-')
print(f'请到前台支付{0.8 * total_prices}')
print(50 * '-')
print('欢迎下次光临'.center(44, "-"))
print(50 * '-')
return member
#购物系统
if action == 2:
def shopping():
# 产品成功选择后用judge = 1跳转到继续,结清,清空选择列表
# 选择产品后继续 jump == '1'跳转,结算用jump == '0' 跳转, 清空继续购买用jump == '2'跳转,清空退出购买用jump == '3'跳转
# 用 a == '0' 控制继续购买, a =='1'控制退出购买
commodity_dict = {
'0': ['cat', 100],
'1': ['dog', 200],
'2': ['pig', 300]
}
user_dict = dict()
a = '0'
print('欢迎来选购'.center(50, "-"))
while a == '0':
chiose = input('输入0商品是cat
'
'输入1商品是dog
'
'输入2商品是pig
'
'请选择你要购买的商品:')
print(50 * '-')
commodity_info = commodity_dict.get(chiose)
num = input('请输入你选择商品的数量')
# 判断输入内容
if not num.isdigit():
print('数量输入有误请重新输入,数量只能输入数字')
continue
if chiose not in commodity_dict:
print('无效商品,请在0,1,2中选择输入')
continue
# 整理商品清单
else:
num_int = int(num)
if commodity_info[0] not in user_dict:
user_dict[commodity_info[0]] = [num_int, num_int * commodity_info[1]]
judge = 1 # 跳转选择界面
a = '1'
else:
user_dict[commodity_info[0]][0] += num_int
user_dict[commodity_info[0]][1] += num_int * commodity_info[1]
judge = 1 # 跳转选择界面
a = '1'
# 打印购买信息
global total_prices
total_prices = 0
print("
")
print('杨大爷超市欢迎您'.center(42, '-'))
print('
你选择的商品')
for name, info_list in user_dict.items():
print(f'{name}{info_list[0]}个合计{info_list[1]}元
')
total_prices += info_list[1]
print(50 * '-')
print(f' 总计{total_prices}元')
# 功能选择
while judge == 1:
print(50 * '-')
jump = input('输入0结算
'
'输入1继续购买
'
'输入2清空购物车继续购买
'
'输入3清空购物车退出
'
'请输入您的选择').strip()
if not jump.isdigit():
print('请正确输入0,1,2,3中任意数字')
continue
if jump == '1':
judge = 4 # 跳出功能选择
a = '0' # 继续购买
elif jump == '2':
user_dict = dict() # 清空购物车
judge = 4 # 跳出功能选择
a = '0' # 继续购买
elif jump == '3':
user_dict = dict()
judge = 4 # 跳出功能选择
print("-" * 50)
print('欢迎下次光临')
elif jump == '0':
judge = 4 # 跳出功能选择
print("-" * 50)
print(f'一共{total_prices}元请到前台支付,如果有会员在下面输入会员信息')
print("-" * 50)
print('欢迎下次光临')
return shopping
#会员积分查询
if action == 3:
def menber_integral():
#生成总积分字典和用户信息字典:
menber_integral_dict = dict()
with open('用户注册信息.txt', 'a+', encoding='utf8') as fr_1:
fr_1.seek(0)
data = fr_1.read()
if data == '':
print('用户未注册请输入0去注册')
return
with open('会员积分.txt','a+',encoding='utf8') as fr:
fr.seek(0)
info_list = fr.read().split('|')[:-1]
for info in info_list:
info = info.split(':')
if info[0] not in menber_integral_dict:
menber_integral_dict[info[0]] = float(info[1])
else:
menber_integral_dict[info[0]] += float(info[1])
user_menber_integral_dict = dict()
with open('用户注册信息.txt','a+',encoding='utf8') as fr:
fr.seek(0)
user_info_list = fr.read().split('|')[:-1]
for user_info in user_info_list:
user_info = user_info.split(':')
user_menber_integral_dict[user_info[0]] = user_info[1]
# 生成剩余积分字典:
new_menber_integral_dict = dict()
with open('会员积分剩余积分.txt', 'a+', encoding='utf8') as fr:
fr.seek(0)
new_info_list = fr.read().split('|')[:-1]
for new_info in new_info_list:
new_info = new_info.split(':')
if new_info[0] not in new_menber_integral_dict:
new_menber_integral_dict[new_info[0]] = float(new_info[1])
else:
new_menber_integral_dict[new_info[0]] += float(new_info[1])
while True :
print('-'*50)
name = input('请输入你会员卡的名字(退出输入我忘了)').strip()
if name == '我忘了':
print('-' * 50)
print('请选择')
break
if not name in user_menber_integral_dict:
print('-' * 50)
print('会员账号输入错误')
print('-' * 50)
if name in user_menber_integral_dict and menber_integral_dict == dict():
print('你的积分为0分')
return
if name in menber_integral_dict:
print('-' * 50)
print('会员介绍'.center(46,' '))
print('积分小于10分为普通会员可以打9折
'
'积分大于10分小于100分为黄金会员可以打8.5折
'
'积分大于100分为黄金会员可以打8折')
print('-' * 50)
print(f'会员卡账号:{name}')
if menber_integral_dict[name] <10:
print('您当前会员等级为普通会员
'
'您可以享受9折优惠')
elif menber_integral_dict[name] <100:
print('您当前会员等级为黄金会员
'
'您可以享受8.5折优惠')
else:
print('您当前会员等级为至尊会员
'
'您可以享受8折优惠')
print(f'当前总积分:{menber_integral_dict[name]}分')
print(f'已使用积分:{-new_menber_integral_dict[name] + menber_integral_dict[name]}分')
print(f'剩余积分:{new_menber_integral_dict[name]}分')
break
return menber_integral
#会员积分兑换系统
if action == 4:
def gift():
count = 0
# 生成剩余积分字典:
with open('用户注册信息.txt', 'a+', encoding='utf8') as fr_1:
fr_1.seek(0)
data = fr_1.read()
if data == '':
print('用户未注册')
return
new_menber_integral_dict = dict()
with open('会员积分剩余积分.txt', 'a+', encoding='utf8') as fr:
fr.seek(0)
new_info_list = fr.read().split('|')[:-1]
for new_info in new_info_list:
new_info = new_info.split(':')
if new_info[0] not in new_menber_integral_dict:
new_menber_integral_dict[new_info[0]] = float(new_info[1])
else:
new_menber_integral_dict[new_info[0]] += float(new_info[1])
#礼物字典:
gift_dict = {
'0':['钢笔',1.0],
'1':['奥特曼玩偶',2.0],
'2':['高达',10.0],
'3':['钢铁侠1比1外套',100.0]
}
#账号登入
#生成账号字典
user_dict = dict()
import os
if not os.path.exists('用户注册信息.txt'):
with open('用户注册信息.txt', 'x', encoding='utf8') as f:
pass
with open('用户注册信息.txt','r',encoding='utf8') as fr:
user_info = fr.read()
user_info_list = user_info.split('|')[:-1]
for user_pwd in user_info_list:
user_pwd = user_pwd.split(':')
user_name = user_pwd[0]
user_pwd = user_pwd[1]
user_dict[user_name] = user_pwd #注册时候用户名肯定不同所以不需要判断
#开始登入,生成用户信息内容为密码和姓名都是字符串格式
while count == 0:
name = input('输入账号名字(输入我忘了退出会员积分兑换)')
pwd = input('输入账号密码')
if name =='我忘了':
break
if name not in user_dict:
print('账号错误')
elif pwd != user_dict[name]:
print('密码错误')
else:
print('登入成功')
#打印他剩余积分以及奖品兑换信息
print('-'*50)
print('可兑换的奖品'.center(50,' '))
print(f"输入0礼品为{gift_dict['0'][0]}需要积分为{gift_dict['0'][1]}分
"
f"输入1礼品为{gift_dict['1'][0]}需要积分为{gift_dict['0'][1]}分
"
f"输入2礼品为{gift_dict['2'][0]}需要积分为{gift_dict['2'][1]}分
"
f"输入3礼品为{gift_dict['3'][0]}需要积分为{gift_dict['3'][1]}分
"
f"退出输入X或者x")
# print(gift_dict)
# print(new_menber_integral_dict)
print('-' * 50)
#选择礼物
while True:
gift_choise = input('请输入你要兑换的礼物').strip()
if new_menber_integral_dict == dict():
print('你的积分为0分')
return
elif gift_choise not in gift_dict:
print('请在0,1,2,3,X,x中选择输入')
continue
else:
if gift_choise == 'X' or gift_choise == 'x':
break
if name not in new_menber_integral_dict:
print('你的账号没有积分')
break
if gift_dict[gift_choise][1] > new_menber_integral_dict[name]:
print(f'积分不足
'
f'您的剩余积分:{new_menber_integral_dict[name]}分')
else:
print(f"恭喜你获得{gift_dict[gift_choise][0]}
"
f"剩余积分{new_menber_integral_dict[name]-gift_dict[gift_choise][1]}
")
#将内容剩余积分进行统计
with open('会员积分剩余积分.txt','a',encoding='utf8') as fw:
fw.write(f'{name}:-{gift_dict[gift_choise][1]}|')
count = 1
break
return gift
print("-" * 50)
print('欢迎来到杨大爷超市'.center(30,' '))
print("-" * 50)
x = 0
while x == 0:
print('-' * 50)
your_chiose = input('输入0注册会员进入注册功能
'
'输入1黑店我要走了
'
'输入2直接进入购物
'
'输入3会员积分查询
'
'输入4会员积分兑换礼物
'
'请输入:')
print('-' * 50)
if your_chiose not in ['0', '2', '1','3','4']:
print('亲,输入0~4中数字')
continue
else:
if your_chiose == '0':
chiose(0)()
elif your_chiose == '2':
chiose(2)()
chiose(1)()
elif your_chiose == '3':
chiose(3)()
elif your_chiose == '4':
chiose(4)()
else:
print('拜拜')
x = 1