AttributeError: 类实例没有属性

Question

我不知道这里的错误是什么我知道这很乱但是在客户端连接并发送消息后我得到了一个异常这里的错误IDException in thread Thread-1:Traceback (most recent call last):  File "C:\Heights\PortableApps\PortablePython2.7.6.1\App\lib\threading.py", line 810, in __bootstrap_inner    self.run()  File "C:\Heights\PortableApps\PortablePython2.7.6.1\App\lib\threading.py", line 763, in run    self.__target(*self.__args, **self.__kwargs)  File "C:\Users\Gadi Tepper\PycharmProjects\Connection1\functions.py", line 12, in check_available_message    user_uid = user.user_uidAttributeError: Message instance has no attribute 'user_uid'这是功能import timefrom message import *from user import *def check_available_message(messages, users):    while True:        for message in messages:            for user in users:                user_uid = user.user_uid                dest_uid = message.receiver_uid                if user_uid == dest_uid:                    print("got here")                    send_message(messages, message, user.user_socket)def send_message(messages, message, user_socket):    print(message.sender_uid + " can send a message to: " + message.sender_uid)    time.sleep(1)    data = str((message.receiver_uid + "//" + message.sender_uid + "//" + message.data)).encode    user_socket.send(data)    messages.remove(message)这些是对象class User:    def __init__(self, user_uid, user_socket):        self.user_uid = user_uid        self.user_socket = user_socketclass Message:    def __init__(self, sender_uid, receiver_uid, data):        self.sender_uid = sender_uid        self.receiver_uid = receiver_uid        self.data = data

Answer 1

你在向后传递你的论点。您像这样设置线程：

target=check_available_message, args=(users, messages))

但是您的方法需要消息作为第一个参数，用户作为第二个参数：

def check_available_message(messages, users):

Answer 2

您的服务器中的参数顺序错误。在 functions.py 中，你正在接受check_available_message(messages, users)，在服务器中你有另一个订单 -args=(users, messages)