Python实现的一个自动售饮料程序代码分享

# encoding=UTF-8loop=Truemoney=0while loop:    x = raw_input('提示：请投入金币,结束投币请按"q"键')    if x=='q':        if money==0:            print '错误：您未投入过纸币，请至少投入一张纸币后才能选购商品'        else:            print '提示：您已结束投币，将进入购买商品操作界面'            loop = False    else:        try:            x = int(x)            money+=x            print '提示：您此次投币',x,'元人民币，您一共投币',money,'元人民币'        except Exception,e:            print '错误：您的金币系统不识别，请重新投币，谢谢！' GoodList = {    '可口可乐':2.5,    '果粒橙':3,    '奶茶':1.5,    '加多宝':4} i=0print '请选择商品：'for x in GoodList:    i+=1    print '编号',i,'商品名称',x,'价格',GoodList[x]print fanwei = range(len(GoodList))loop = Truewhile loop:    o = raw_input('提示：请输入您要购买的商品编号，按"q"键结束购买')    if o=='q':        loop = False    else:        try:            o = int(o)            if o>=1 and o<=len(GoodList):                i=0                for x in GoodList:                    i+=1                    if i==o:                        if money>=GoodList[x]:                            money -= GoodList[x]                            print '提示：您购买的商品是:',x,'，价格:',GoodList[x],'，您还剩余：',money,'元人民币'                            if money==0:                                loop = False                        else:                            print '错误：您的余额',money,'元已不足购买此商品',x,'[',GoodList[x],'元]'            else:                print '错误：您输入的商品编号不存在，请重新输入'        except Exception,e:            print '错误：请输入正确的产品编号，谢谢合作！' if money>0:           print '提示：系统将找您，',money,'元人民币，欢迎下次光临'else:    print '提示：您的余额已用完，欢迎下次光临'