def handle_message(self, msg):
self._messages.append({<EOL>'<STR_LIT:type>': msg.category,<EOL>'<STR_LIT>': msg.module,<EOL>'<STR_LIT>': msg.obj,<EOL>'<STR_LIT>': msg.line,<EOL>'<STR_LIT>': msg.column,<EOL>'<STR_LIT:path>': msg.path,<EOL>'<STR_LIT>': msg.symbol,<EOL>'<STR_LIT:message>': str(msg.msg) or '<STR_LIT>',<EOL>'<STR_LIT>': msg.msg_id,<EOL>})<EOL>
Store new message for later use.

        .. seealso:: :meth:`~JsonExtendedReporter.on_close`