code: def send(self, to, message):
      
      super(ProtobufProcess, self).send(to, message.DESCRIPTOR.full_name, message.SerializeToString())
docs: Send a message to another process.
  
      Same as ``Process.send`` except that ``message`` is a protocol buffer.
  
      Returns immediately.
  
      :param to: The pid of the process to send a message.
      :type to: :class:`PID`
      :param message: The message to send
      :type method: A protocol buffer instance.
      :raises: Will raise a ``Process.UnboundProcess`` exception if the
               process is not bound to a context.
      :return: Nothing