import gevent
from gevent import monkey
import time

monkey.patch_all()  # 将程序中用到的耗时模块操作的代码，换为gevent中自己实现的模块

def f(n):
    for x in range(n):
        print(gevent.getcurrent(), x)
        time.sleep(0.5)


# g1 = gevent.spawn(f, 5)
# g2 = gevent.spawn(f, 5)
# g3 = gevent.spawn(f, 5)

# g1.join()
# g2.join()
# g3.join()

gevent.joinall([
  gevent.spawn(f, 5),
  gevent.spawn(f, 5),
  gevent.spawn(f, 5)
])