def __init__(self, request, client_address, server):
    from app.service.device import Device
    self.socket = None
    self.addr = None
    self.cloud_id = None
    self.device = Device()
    self.sign = None
    self.device_id = None
    self.timestamp = None
    super().__init__(request, client_address, server)
def __init__(self, request, client_address, server):
    from app.service.device import Device
    self.socket = None
    self.addr = None
    self.cloud_id = None
    self.device = Device()
    self.sign = None
    self.device_id = None
    self.timestamp = None
    super().__init__(request, client_address, server)