5.线程传参数

#传参数
import threading
class MyThread(threading.Thread):

    def __init__(self,fileName):
        threading.Thread.__init__(self)
        self.fileName = fileName
        print("开启线程,下载%s文件"%fileName)

    def run(self):
        print("正在下载...%s"%self.fileName)

if __name__ == "__main__":
    t = MyThread("logo.png")
    t.start()