import time

 def consumer(name):

     print('%s 开始买手机' %name)

     while True:

         baozi=yield

         print('\033[31;1m手机[%s] 造好了，被[%s] 买了！\033[0m' %(baozi,name))

 c = consumer('小明')

 c.__next__()  # __next__是只唤醒

 b1='小米Max 10'

 c.send(b1)  #send 是唤醒 yield，同时给yield 传入数据。__next__是只唤醒

 def producer(name):

     c=consumer('A')

     c2=consumer('B')

     c.__next__()

     c2.__next__()

     print('开始造手机了')

     for i in range(10):

         time.sleep(1)

         print('\033[32;1m造了2个手机\033[0m')

         c.send(i)

         c2.send(i)

 producer('alex')