手动切换Greenlet
from greenlet import greenlet def test1(): print(12) gr2.switch()#第一次切换 print(34) gr2.switch()#第三次切换 def test2(): print(56) gr1.switch()#第二次切换 print(78) gr1 = greenlet(test1) gr2 = greenlet(test2) gr1.switch()
自动切换gevent。串行实际只花费2秒时间
import gevent def func1(): print('