port_publisher.py 文件源码

def handle_socket_read(self):
        """Read from socket"""
        try:
            # read a chunk from the serial port
            data = self.socket.recv(1024)
            if data:
                # Process RFC 2217 stuff when enabled
                if self.rfc2217:
                    data = serial.to_bytes(self.rfc2217.filter(data))
                # add data to buffer
                self.buffer_net2ser += data
            else:
                # empty read indicates disconnection
                self.handle_disconnect()
        except socket.error:
            self.handle_socket_error()