code: def write(self, writer: WriteStream) -> None:
          
          for untagged in self._untagged:
              untagged.write(writer)
          writer.write(b'%b %b\r\n' % (self.tag, self.text))
docs: Write the object to the stream, with one or more calls to
          :meth:`~asyncio.WriteStream.write`.
  
          Args:
              writer: The output stream.