python Lock与RLock的区别

主要区别：在同一线程内，对RLock进行多次acquire()操作，程序不会阻塞。

如：

import threading

# lock1 = threading.Lock()
# lock1.acquire()
# print(lock1)
# lock1.acquire()
# print(lock1)

lock = threading.RLock()
lock.acquire()
print(lock)
lock.acquire()
print(lock)



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<_RLock owner='MainThread' count=1>
<_RLock owner='MainThread' count=2>

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