How to use _delete_unused_environments method in lisa

Best Python code snippet using lisa_python

lisa_runner.py

Source:lisa_runner.py

...86        available_results = self._sort_test_results(87            [x for x in self.test_results if x.can_run]88        )89        # check deletable environments90        delete_task = self._delete_unused_environments()91        if delete_task:92            return delete_task93        if available_results and available_environments:94            for priority in range(6):95                can_run_results = self._get_results_by_priority(96                    available_results, priority97                )98                if not can_run_results:99                    continue100                # it means there are test cases and environment, so it needs to101                # schedule task.102                for environment in available_environments:103                    if environment.is_in_use:104                        # skip in used environments105                        continue106                    # try to pick the designated test result.107                    environment_results = [108                        x109                        for x in can_run_results110                        if environment.source_test_result111                        and x.id_ == environment.source_test_result.id_112                    ]113                    if not environment_results:114                        environment_results = self._get_runnable_test_results(115                            test_results=can_run_results, environment=environment116                        )117                    if not environment_results:118                        continue119                    task = self._dispatch_test_result(120                        environment=environment, test_results=environment_results121                    )122                    # there is more checking conditions. If some conditions doesn't123                    # meet, the task is None. If so, not return, and try next124                    # conditions or skip this test case.125                    if task:126                        return task127                if not any(128                    x.is_in_use or x.status == EnvironmentStatus.New129                    for x in available_environments130                ):131                    # if there is no environment in used, new, and results are132                    # not fit envs. those results cannot be run.133                    self._skip_test_results(can_run_results)134        elif available_results:135            # no available environments, so mark all test results skipped.136            self._skip_test_results(available_results)137            self.status = ActionStatus.SUCCESS138        return None139    def close(self) -> None:140        if hasattr(self, "environments") and self.environments:141            for environment in self.environments:142                self._delete_environment_task(environment, [])143        super().close()144    def _dispatch_test_result(145        self, environment: Environment, test_results: List[TestResult]146    ) -> Optional[Task[None]]:147        check_cancelled()148        assert test_results149        can_run_results = test_results150        # deploy151        if environment.status == EnvironmentStatus.Prepared and can_run_results:152            return self._generate_task(153                task_method=self._deploy_environment_task,154                environment=environment,155                test_results=can_run_results[:1],156            )157        # run on deployed environment158        can_run_results = [x for x in can_run_results if x.can_run]159        if environment.status == EnvironmentStatus.Deployed and can_run_results:160            selected_test_results = self._get_test_results_to_run(161                test_results=test_results, environment=environment162            )163            if selected_test_results:164                return self._generate_task(165                    task_method=self._run_test_task,166                    environment=environment,167                    test_results=selected_test_results,168                    case_variables=self._case_variables,169                )170            # Check if there is case to run in a connected environment. If so,171            # initialize the environment172            initialization_results = self._get_runnable_test_results(173                test_results=test_results,174                environment_status=EnvironmentStatus.Connected,175                environment=environment,176            )177            if initialization_results:178                return self._generate_task(179                    task_method=self._initialize_environment_task,180                    environment=environment,181                    test_results=initialization_results,182                )183        # run on connected environment184        can_run_results = [x for x in can_run_results if x.can_run]185        if environment.status == EnvironmentStatus.Connected and can_run_results:186            selected_test_results = self._get_test_results_to_run(187                test_results=test_results, environment=environment188            )189            if selected_test_results:190                return self._generate_task(191                    task_method=self._run_test_task,192                    environment=environment,193                    test_results=selected_test_results,194                    case_variables=self._case_variables,195                )196        return None197    def _delete_unused_environments(self) -> Optional[Task[None]]:198        available_environments = self._sort_environments(self.environments)199        # check deletable environments200        for environment in available_environments:201            # if an environment is in using, or not deployed, they won't be202            # deleted until end of runner.203            if environment.is_in_use or environment.status in [204                EnvironmentStatus.New,205                EnvironmentStatus.Prepared,206            ]:207                continue208            can_run_results = self._get_runnable_test_results(209                self.test_results, environment=environment210            )211            if not can_run_results:...

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