@utilities.arguments_not_none<EOL><INDENT>def get_log_entries_by_priority_type_and_date(self, priority_type, start, end):<DEDENT>
raise errors.Unimplemented()<EOL>
Gets a ``LogEntryList`` corresponding to the given time interval inclusive filtering the list to log entries including and above the given priority ``Type``.

        In plenary mode, the returned list contains all known entries or
        an error results. Otherwise, the returned list may contain only
        those entries that are accessible through this session.

        arg:    priority_type (osid.type.Type): a log entry priority
                type
        arg:    start (osid.calendaring.DateTime): a starting time
        arg:    end (osid.calendaring.DateTime): a starting time
        return: (osid.logging.LogEntryList) - the returned ``LogEntry``
                list
        raise:  InvalidArgument - ``start`` is greater than ``end``
        raise:  NullArgument - ``priority_type, start`` or ``end`` is
                ``null``
        raise:  OperationFailed - unable to complete request
        raise:  PermissionDenied - authorization failure
        *compliance: mandatory -- This method must be implemented.*