def Connect(self, hostinfo, userinfo):
    self.client = paramiko.SSHClient()
    self.client.load_system_host_keys()
    self.client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
    self.client.connect(hostinfo["ip"], hostinfo["port"], userinfo["username"], userinfo["password"])
    self.channel = self.client.invoke_shell()
    self.channel.settimeout(2)

def Send(self, cmd="", end=""):
    self.channel.send(''.join([cmd, 'n']))
    return self.Receive(end)

def Receive(self, end=""):
    re_ = re.compile(end)
    data = ""
    while True:
        temp = ""
        print(1111)
        # time.sleep(0.5)
        if self.channel.recv_ready():
            try:
                temp = self.channel.recv(65535).replace(b"rn", b"n").decode("GB18030")
            except socket.timeout:
                return data
            data = "".join([data, temp])
            if re_.search(data):
                return data