During handling of the above exception, another exception occurred:
处理方法：
cmd:netstat -ano
找到被占用的端口，找右边对应的PID 5062
tasklist|findstr "5062"
显示对应的进程名称：pythow.exe
打开任务管理器，关闭相应的进程即可
if __name__=='__main__':
freeze_support()
print('start!')
#global connect,con
connect = pymysql.connect(user = 'O',
password = 'h',
db = 'xi',
host = 'r',
port = 3306,
charset = 'utf8'
)
con = connect.cursor()
QueueManager.register('get_task_queue', callable=return_task_queue)
QueueManager.register('get_result_queue', callable=return_result_queue)
# 绑定端口5000, 设置验证码'abc':
#manager = QueueManager(address=('', 5000), authkey=b'abc')
# windows需要写ip地址
manager = QueueManager(address=('192.168.1.254', 5006), authkey=b'abc')
manager.start() # 启动Queue:
# 获得通过网络访问的Queue对象:
task = manager.get_task_queue()
result = manager.get_result_queue()
