def send_ack(self):
if self.last_ack == self.proto.max_id:<EOL><INDENT>return<EOL><DEDENT>LOGGER.debug("<STR_LIT>", self.proto.max_id)<EOL>self.last_ack = self.proto.max_id<EOL>self.send_message(f"<STR_LIT>")<EOL>
Send an ack message