今天学到python多线程这块,想显示当前线程是主线程还是子线程.网上一搜,有个方法叫
threading.current().name
定海偶然
但是发现,同样的threading.current_thread()后面不仅仅有.name属性,而且还有.getName()方法.但是
这2个写法最后得出的结果却是一样的.
那么,2者区别在哪里呢?
import threading
import time def run(arg):
print("running sub thread...{}".format(threading.current_thread()))
time.sleep(3) if __name__ == "__main__":
t1 = threading.Thread(target=run,args=("t1",))
t1.start()
print("mian Thread...{}".format(threading.current_thread().getName()))
print("mian Thread...{}".format(threading.current_thread().name)) t2 = threading.Thread()
定海偶然
name 是当前线程的属性, getName 是当前线程的方法。
尽管 threading.current_thread().name 和 threading.current_thread().getName() 的结果一样,但是完全不是同一种东西呀, 例如通过 threading.current_thread().name = ‘thread_python’ 来改变它。
最终演示代码:
import threading
import time def run(arg):
print("running sub thread...{}".format(threading.current_thread()))
threading.current_thread().name="xurui_python"
print("sub1 Thread...{}".format(threading.current_thread().getName()))
print("sub2 Thread...{}".format(threading.current_thread().name))
time.sleep(3) if __name__ == "__main__":
t1 = threading.Thread(target=run,args=("t1",))
t1.start()
print("mian1 Thread...{}".format(threading.current_thread().getName()))
print("mian2 Thread...{}".format(threading.current_thread().name))
演示代码
代码结果:
running sub thread...<Thread(Thread-1, started 23296)>
mian1 Thread...MainThread
mian2 Thread...MainThread
sub1 Thread...xurui_python
sub2 Thread...xurui_python
代码结果