@utilities.arguments_not_none<EOL><INDENT>def get_agents_by_genus_type(self, agent_genus_type):<DEDENT>
<EOL>collection = JSONClientValidated('<STR_LIT>',<EOL>collection='<STR_LIT>',<EOL>runtime=self._runtime)<EOL>result = collection.find(<EOL>dict({'<STR_LIT>': str(agent_genus_type)},<EOL>**self._view_filter())).sort('<STR_LIT>', DESCENDING)<EOL>return objects.AgentList(result, runtime=self._runtime, proxy=self._proxy)<EOL>
Gets an ``AgentList`` corresponding to the given agent genus ``Type`` which does not include agents of genus types derived from the specified ``Type``.

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

        arg:    agent_genus_type (osid.type.Type): an agent genus type
        return: (osid.authentication.AgentList) - the returned ``Agent``
                list
        raise:  NullArgument - ``agent_genus_type`` is ``null``
        raise:  OperationFailed - unable to complete request
        raise:  PermissionDenied - authorization failure
        *compliance: mandatory -- This method must be implemented.*