import datetime

time=datetime.datetime.now()

dirty= ['fuck','狗日的','犊子','麻批','仙人板板','R你妈','操你','草你','鬼儿子','我日你']

class Pingbixitong(object):

    def __init__(self,name):

        self.name=name

    def pingbi(self):

        self.inputs=input('请输入聊天内容：')

        for i in dirty:

            self.inputs=self.inputs.replace(i,'hellow')

        print('{} {}-speak:{}'.format(time,self.name,self.inputs))

ping1=Pingbixitong('背景')

ping2=Pingbixitong('妹子')

ping3=Pingbixitong('小弟')

while True:

    n=input('切换人物：')

    if n=='':

        ping1.pingbi()

    elif n=='':

        ping2.pingbi()

    elif n=='':

        ping3.pingbi()

    elif n=='q':

        print('系统退出')

        break

    else:

        print('你在逗我？？')