python购物程序.txt

#-*- coding:utf-8 -*-




import  sys
import os
import pickle



shopfilename='C:\wyq\shop.txt'
shoporg={}



if not os.path.isfile(shopfilename):
    with open(shopfilename,'wb') as fobj:
        pickle.dump(shoporg,fobj)

with open(shopfilename,'rb') as fobj:
    shopdict=pickle.load(fobj)


try:
    passwd=sys.argv[1]
except IndexError:
    passwd=0
if passwd=='wang15191509':
    print('现有商品如下')