@utilities.arguments_not_none<EOL><INDENT>def get_authentication_record(self, authentication_record_type):<DEDENT>
raise errors.Unsupported()<EOL>
Gets the authentication record corresponding to the given authentication record ``Type``.

        This method is used to retrieve an object implementing the
        requested record. The ``authentication_record_type`` may be the
        ``Type`` returned in ``get_record_types()`` or any of its
        parents in a ``Type`` hierarchy where
        ``has_record_type(authentication_record_type)`` is ``true`` .

        arg:    authentication_record_type (osid.type.Type): the type of
                authentication record to retrieve
        return:
                (osid.authentication.process.records.AuthenticationRecor
                d) - the authentication record
        raise:  NullArgument - ``authentication_record_type`` is
                ``null``
        raise:  OperationFailed - unable to complete request
        raise:  PermissionDenied - authorization failure occurred
        raise:  Unsupported -
                ``has_record_type(authenticaton_record_type)`` is
                ``false``
        *compliance: mandatory -- This method must be implemented.*