@abc.abstractmethod<EOL><INDENT>def match_any_grade_entry(self, match):<DEDENT>
pass<EOL>
Matches grades that are assigned to any grade entry.

        :param match: ``true`` to match grades used in any grade entry, ``false`` to match grades that are not used in any grade entries
        :type match: ``boolean``


        *compliance: mandatory -- This method must be implemented.*