一个简单的ATM程序

目前实现的功能不多，目前具有的功能，用户的登录，转账，提现，查看余额。并用装饰器检测在各个接口用户是否有登录。

好了，上代码。

这是各个文件

==========>atm.py#Auther: He Jianhanimport os,sysroutes = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))sys.path.append(routes)

from core import main#调入主运行文件并执行main.run(routes)

==========>main.pyimport os,sys,jsonfrom core import operation

sign_in = {"name":None,"stata":False,"information":None}#name;用于存储用户姓名#stata：存储登录信息#inforamtion :存储用户文件信息

def into_sign_in(routes,name):    #将储存用户信息的文件代入遇到sign_in    with open(routes + r"\user\%s" % (name), "r") as f:        username = json.load(f)    sign_in["name"] = name    sign_in["stata"] = True    sign_in["information"] = username

def run(routes):    #让用户输入登录信息    #登录成功执行选项操作模块    loop = True    while loop:        name = input("Your ID:")        password = input("Your password:")        if os.path.exists(routes+r"\user\%s"%(name)):            with open(routes+r"\user\%s"%(name),"r") as f:                username = json.load(f)            if password == username["password"]:                into_sign_in(routes, name)                print("welcom \033[31;1m%s\033[0m !!!"%(name))                operation.operations(sign_in)                loop = False            else:                print("密码错误")        elif name == "q":            loop = False        else:            print("找不到该用户")

==========>operation.py

from core import paragraph

def operations(sign_in):    #显示选项操作信息    #根据选择调取相应函数    operation_loop = True    while operation_loop:        print("你想要做哪些操作:"              "\n0 显示余额"              "\n1 转账"              "\n2 提现"              "\n3 退出")        operation_dict = {"0":"look",                          "1":"repay",                          "2":"take",                          "3":"exit"}        choice_operation = input("选择你要的操作")        if choice_operation in operation_dict:            operation_dict_itmes = operation_dict[choice_operation]            if operation_dict_itmes == "look":                print("你的余额剩下\033[31;1m%s\033[0m"%(sign_in["information"]["money"]))            elif operation_dict_itmes == "take":                while True:                    money = input("你要提现多少金额")                    if money.isdigit():                        money = float(money)                        paragraph.paragraphs(sign_in,operation_dict_itmes,money)                    elif money == "q":                        break                    else:                        print("错误!!!!!请输入整数")            elif operation_dict_itmes == "repay":                while True:                    name = input("你转账给谁")                    if os.path.exists(routes+r"\user\%s"%(name)):                        while True:                            money = input("你要转多少金额")                            if money.isdigit():                                money = int(money)                                go = paragraph.paragraphs(sign_in, operation_dict_itmes, money)                                if go:                                    paragraph.paragraphs(name, "Receivables", money)                            elif money == "q":                                break                            else:                                print("请输入整数")                        break                    elif name == "q":                        break                    else:                        print("没有该用户")            elif operation_dict_itmes == "exit":                operation_loop = False        else:            print("没有这个操作")

==========>paragraph.py

import os,jsonroutes = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))

paragraph_dict = {"repay":{"plus_reduce":"reduce","interest":"0"},                  "take":{"plus_reduce":"reduce","interest":"0.05"},                  "Receivables":{"plus_reduce":"plus","interest":"0"}}#根据相应的类型决定加减金额，还有利息

def load(name,result_plus_reduce):    #根据用户文件信息打开相关文件进行覆盖存储    name["money"] = result_plus_reduce    with open(routes+r"\user\%s"%(name["name"]),"w") as loadss:        json.dump(name,loadss)

def prov_login(paragraphs):    #装饰器，用于验证用户是否登录，防止未登录就进行金额加减操作    def proving(*args,**kwargs):        if type(args[0]) == dict:            if args[0]["stata"]:                paragraphs(*args)                return True            else:                print("账号没有登录")                return        else:            paragraphs(*args)    return proving

@prov_logindef paragraphs(sign_in,operation_dict_itmes,money):    #进行金额的加减操作    if paragraph_dict[operation_dict_itmes]["plus_reduce"] == "plus":        with open(routes + r"\user\%s" % (sign_in), "r") as dumpss:            dumpsss = json.load(dumpss)        result_plus_reduce = float(dumpsss["money"]) + money        result_plus_reduce = round(result_plus_reduce,2)        load(dumpsss, result_plus_reduce)    elif paragraph_dict[operation_dict_itmes]["plus_reduce"] == "reduce":        result_plus_reduce = float(sign_in["information"]["money"]) - money - \                             float(paragraph_dict[operation_dict_itmes]["interest"])*money        result_plus_reduce = round(result_plus_reduce, 2)        if result_plus_reduce < 0 :            print("你的\033[31;1m金额\033[0m不足")        else:            load(sign_in["information"], result_plus_reduce)            print("你%s了\033[31;1m%s\033[0m"%(operation_dict_itmes,int(money)))