界面

代码

#-*- coding:utf-8 -*-
import prettytable as pt#---------导入漂亮表格
import os.path
filename = 'ticket.txt'#更新座位状态
def update(row_num):#------更新购票状态with open(filename,'w',encoding='utf-8') as wfile:for i in range(row_num):lst1 = [f'{i+1}','有票','有票','有票','有票','有票']wfile.write(str(lst1)+'\n')#显示座席
def show_ticket():with open(filename,'r',encoding='utf-8') as rfile:lst = rfile.readlines()tb = pt.PrettyTable()tb.field_names = ['行号','座位1','座位2','座位3','座位4','座位5'] #表格的标题，行的titlefor i in lst:tb.add_row(eval(i))#--------从文件中读取的每一行字符串转换成列表加进tb中print(tb)#订票
def order_ticket(row,column):with open(filename,'r',encoding='utf-8') as rfile:#----读取文件lst = rfile.readlines()# print(lst)with open(filename,'w',encoding='utf-8') as wfile:#-----重写文件for item in lst:item=eval(item)#--------从文件中读取的每一行字符串转换成列表# print(item[0])if item[0] == row:item[int(column)] = '已售'#-----------改写第row行第col列为'已售'print(item)wfile.write(str(item)+'\n')#---------把改写后的的对象保存到文件中else:wfile.write(str(item)+'\n')#---------如果没改变,把读取的对象保存到文件中
if __name__ == '__main__':row_num = 13#---------全部13行update(row_num) # ---调用更新函数,传入参数show_ticket() # ---调用显示函数while True:choose_num = input('请输入选择的座位，如13,5表示13排五号座位')try:row,column = choose_num.split(',')#--------把输入的13,5一个参数分隔成13 5两个参数order_ticket(row,column)# ----------把两参数数传入订票函数except:print('输入格式有误，如13排五号座位，应输入13,5,请重新输入')continueelse:choose = input('是否继续购票？y/n')if choose == 'y':continueelse:show_ticket() # ---调用显示函数#break---------加进可以退出死循环,退出只能重新售卖#不加可以一直循环到卖完