code: def send(command, data):
      command = command.encode("utf8")
      data = data.encode("utf8")
      msg = b"%b%14d%b" % (command, len(data), data)
      _out_file.write(msg)
      _out_file.flush()
  
label_desc: Use image node_id 1 for calling a global function with example usage: send(command, data) without return types