import threading
import time
def producer():
print(u"chef:等人买包子")
event.wait()
event.clear()
print("开始做包子")
time.sleep(3)
print("包子好了")
event.set()
def consumer():
print("zs:我去买包子")
event.set()
time.sleep(2)
print("等着包子做好")
event.wait()
print("Thinks")
event = threading.Event()
c1 = threading.Thread(target=consumer)
p1 = threading.Thread(target=producer)
p1.start()
c1.start()
