[报错] TypeError: run() argument after * must be an iterable, not int

问题描述：

在多线程操作，调用threading.Thread 报错，TypeError: run() argument after * must be an iterable, not int

import threading


def run(n):
    print("run the thread:",n)


num = 0
th1 = threading.Thread(target=run, args=(1))
th1.start()
           

报错：

TypeError: run() argument after * must be an iterable, not int

报错原因：

解决办法：

import threading


def run(n):
    print("run the thread:",n)


num = 0
th1 = threading.Thread(target=run, args=(1,))  # 在参数1 后面加一个, 即可解决异常；
th1.start()