Python Small Program ATM simulation

Contains the launcher start.py and atm.py module user data is stored in the USERDATA.PKL user action log file by dictionary serialization Userid.record (save a record file for each user) commodity price file goods_list features include: withdrawal   Deposit   Transfer   Shopping   Print List Other instructions: No management program is included (for adding user accounts, product shelves), password authentication users can develop their own. start.py as follows:#!/usr/bin/python# -*- coding: utf-8 -*-  import sysimport  getpassimport picklefrom atm import * #获取用户数据f1 =file (' userdata.pkl ', ' RB ') userinfo= Pickle.load (F1) f1.close () #主程序while  true:    userid = str (Raw_input ("\033[1; 32;40myour id:\033[0m "))     if userinfo.has_key (userid):             while True:                 password = int (Getpass.getpass (' \033[1;32; 40menter password:\033[0m '))                  if password != userinfo[userid][' passwd ']:                     print  "\033[1;32;40mthe password is incorrect\033[0m"                       Continue                else:                      print  "\033[1;31;40mwenlcome %s.\033[0m"  % userinfo[userid][' name ']                      show_menu ()                      while True:                         input=int (raw_input (' Please select: ')                           if input == 1:                           money =  Int (userinfo[userid][' youhave '))                            show_balance (Money)                           elif input == 2:                           withdraw (userid,**userinfo)                          elif input == 3:                            Save_money (Userid,**userinfo)                          elif input == 4:                            transfer (Userid,**userinfo)                          elif  input == 5:                            shopping (Userid,**userinfo)                           elif input == 6:                           history_list (userid)                           elif input == 7:                           sys.exit (0)                          else : print  ' input error '     else:             print  "\033[1;31;40mthe userid is not vaild ,  please re-input:\033[0m "             continueatm.py as follows: #!/usr/bin/python# -*- coding: utf-8 -*-  import sysimport  pickleimport reimport timeimport datetime# Print Menu Def show_menu ():     print  ' 1:balance inquiry '     print  ' 2:withdraw money '      print  ' 3:save money '     print  ' 4:transfer '      print  ' 5:shopping '     print  ' 6:history list '      print  ' 7: Exit ' #显示余额def  show_balance (Money):    print  ' account balance:%d '  %  money# withdrawal     def withdraw (uid,**uinfo):     draw=int (raw_ Input (' Please enter cash amount: ')   &Nbsp; draw_str= '-%d '  % draw    if uinfo[uid][' youhave '] <  draw:      print  ' Insufficient balance '     else:       uinfo[uid][' Youhave '] -= draw      rest=uinfo[ uid][' youhave ']      with file (' userdata.pkl ', ' WB ')  as f1:         pickle.dump (UINFO,F1)       write_oper ( UID, ' withdraw ', draw_str,rest) #存钱def  save_money (uid,**uinfo):     save = int ( Raw_input (' Please enter deposit Amount: ')     save_str= ' +%d '  % save    uinfo[uid [' Youhave '] += save    rest=uinfo[uid][' youhave ']    write_ Oper (uid, ' Savemoney ', save_str,rest) #转账def  transfer (uid,**uinfo):     tran_id =  raw_input (' Please enter the in-line account: ')     if uinfo.has_key (tran_id):      tran_money  = int (raw_input (' Please enter transfer amount: ')       uinfo[uid][' youhave '] -= tran_ money      uinfo[tran_id][' Youhave '] += tran_money       tran_money_str= '-%d '  % tran_money      rest=uinfo[ uid][' youhave ']      write_oper (UID, ' transfer ', tran_money_str,rest) #记录操作def  write_oper (UID,O1,M1,R1):     t1=time.strftime ('%y%m%d %h:%m:%s ', Time.localtime ( Time.time ())     with file ('%s.record '  % uid, ' a ')  as f1:         f1.write ('%s  %s  %s  therest:%d\n '  %  (T1,O1,M1,R1)) #购物     def shopping (uid,**uinfo): "atm.py"  118L,  3853c                                                                                                                                                  48,7           Top # Shopping     def shopping (uid,**uinfo):     goods_dict={}     goods&nbSp;= file (' goods_list ', ' r+ ')     print  ' product name    price '       #打印可购买商品清单     for line in goods.readlines ():         print line,        key =  Line.split () [0]        value = int (Line.split () [1])          goods_dict[key] = value     #购物车购物     ok= ' yes '     sh_total=0    while ok== ' yes ' :         sh_cart=[]        sh_ Choose=raw_input (' Select Product: ')         if goods_dict.has_key (sh_choose) :             sh_cart.append (Sh_choose)              sh_total+=goods_dict[sh_choose]             ok = raw_input (' Continue  yes/no?: ')          else :p rint  "No this item, please re-enter"     print  "you select Item:%s  total:%d '  %   (sh_cart,sh_total)     if uinfo[uid][' youhave '] < sh_total:       print  ' Insufficient balance '     else:       uinfo[uid][' youhave '] -= sh_total      with file (' Userdata.pkl ', ' WB ')  as f1:        pickle.dump (UINFO,F1)       sh_total_str= '-%d '  % sh_total       rest=uinfo[uid][' youhave ']      write_oper (uid, ' shopping ', SH_TOTAL_STR, Rest)     goods.close () #Query History list Def seach_list (Uid,start_date,end_date):     f1=file ('%s.record '  % uid )     for line in f1.readlines ():         cu_date=int (Line.split () [0])         if cu_date<=end_date  and cu_date>=start_date:             Print line, #查询历史清单主函数def  history_list (UID):    print  ' 1: Query last one months '      print  ' 2: Query last 3 months '     print  ' 3: Select Time '      Input=int (raw_input (' Please select query time: ')]     sys_time=int (time.strftime ('%y%m%d ', Time.localtime ( Time.time ()))     now_time=datetime.datetime.now ()     thr_mon_ago_time =now_time-datetime.timedelta (days=90)     one_mon_ago_time=now_time-datetime.timedelta (days =30)     one_mon_ago=int (One_mon_ago_time.strftime ('%y%m%d '))     thr_mon_ago=int (Thr_mon_ago_ Time.strftime ('%y%m%d '))     if input == 1:         seach_list (uid,one_mon_ago,sys_time)     elif input == 2:         seach_list (uid,thr_mon_ago,sys_time)                                                                                                                                                                         55,1          87%     elif input == 2:        seach_ List (uid,thr_mon_ago,sys_time)     elif input == 3:         start_d=int (raw_input (' Input start date (format: 20150301): '))          end_d=int (raw_input (' Input End date (format: 20150301): '))         seach_ List (uid,start_d,end_d)     else:        print   ' Input error '             user data stored in userdata.pkluserinfo={' 10001 ' via dictionary serialization: {' passwd ': 123456, ' name ': ' Li ', ' youhave ':10000},           ' 10002 ': {' passwd ': 234567, ' name ': ' Skipper ', ' Youhave ':20000}}                User Action log file 10001.record20150401 18:03:46  withdraw  -221   therest:603420150401 18:07:39  savemoney  +1001  therest : 703520150401 18:18:09  transfer  -123  therest:591120150401 18:18:27   shopping  -199  therest:5712    Commodity price Document goods_listcar   250000clothes  399shoes  199iphone5s  4999coffee  35foods     68bicycle  1688 Reference information: http://www.linuxidc.com/Linux/2014-09/107274.htm

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Python Small Program ATM simulation