docs: def get_agents_by_search(self, agent_query, agent_search):
          """Pass through to provider AgentSearchSession.get_agents_by_search"""
          # Implemented from azosid template for -
          # osid.resource.ResourceSearchSession.get_resources_by_search_template
          if not self._can('search'):
              raise PermissionDenied()
          return self._provider_session.get_agents_by_search(agent_query, agent_search)