python 笔记 之 线程锁

'''
线程锁
'''

import threading
import time

lock = threading.Lock()
lock.acquire() #获取锁
lock.release() #释放锁
#with lock: #自动开启，关闭锁
with lock:
    time.sleep(3)
#相似
# with open("1.txt","w") as f:
#     f.close()

#kafka go开发