def fetch(self):
if self._newflg:<EOL><INDENT>self._newflg = False<EOL>temp_dtgram = copy.deepcopy(self._dtgram)<EOL>for (bufid, buffer) in self._buffer.items():<EOL><INDENT>temp_dtgram += self.submit(buffer, bufid=bufid)<EOL><DEDENT>return tuple(temp_dtgram)<EOL><DEDENT>return tuple(self._dtgram)<EOL>
Fetch datagram.