pylint/checkers/base_checker.py
def check_consistency(self) -> None:
        """Check the consistency of msgid.

        msg ids for a checker should be a string of len 4, where the two first
        characters are the checker id and the two last the msg id in this
        checker.

        :raises InvalidMessageError: If the checker id in the messages are not
        always the same. """
        checker_id = None
        existing_ids = []
        for message in self.messages:
            if checker_id is not None and checker_id != message.msgid[1:3]:
                error_msg = "Inconsistent checker part in message id "
                error_msg += "'{}' (expected 'x{checker_id}xx' ".format(
                    message.msgid, checker_id=checker_id
                )
                error_msg += "because we already had {existing_ids}).".format(
                    existing_ids=existing_ids
                )
                raise InvalidMessageError(error_msg)
            checker_id = message.msgid[1:3]
            existing_ids.append(message.msgid)
def check_consistency(self) -> None:
        """Check the consistency of msgid.

        msg ids for a checker should be a string of len 4, where the two first
        characters are the checker id and the two last the msg id in this
        checker.

        :raises InvalidMessageError: If the checker id in the messages are not
        always the same. """
        checker_id = None
        existing_ids = []
        for message in self.messages:
            if checker_id is not None and checker_id != message.msgid[1:3]:
                error_msg = "Inconsistent checker part in message id "
                error_msg += "'{}' (expected 'x{checker_id}xx' ".format(
                    message.msgid, checker_id=checker_id
                )
                error_msg += "because we already had {existing_ids}).".format(
                    existing_ids=existing_ids
                )
                raise InvalidMessageError(error_msg)
            checker_id = message.msgid[1:3]
            existing_ids.append(message.msgid)
Check the consistency of msgid.

        msg ids for a checker should be a string of len 4, where the two first
        characters are the checker id and the two last the msg id in this
        checker.

        :raises InvalidMessageError: If the checker id in the messages are not
        always the same.