How to use _load_location_info_from_file method in lisa

Best Python code snippet using lisa_python

platform_.py

Source:platform_.py

...811                password=node_context.password,812                private_key_file=node_context.private_key_file,813            )814    @retry(tries=10, delay=1, jitter=(0.5, 1))815    def _load_location_info_from_file(816        self, cached_file_name: Path, log: Logger817    ) -> Optional[AwsLocation]:818        loaded_obj: Optional[AwsLocation] = None819        if cached_file_name.exists():820            try:821                with open(cached_file_name, "r") as f:822                    loaded_data: Dict[str, Any] = json.load(f)823                loaded_obj = schema.load_by_type(AwsLocation, loaded_data)824            except Exception as identifier:825                # if schema changed, There may be exception, remove cache and retry826                # Note: retry on this method depends on decorator827                log.debug(828                    f"error on loading cache, delete cache and retry. {identifier}"829                )830                cached_file_name.unlink()831                raise identifier832        return loaded_obj833    def _get_location_info(self, location: str, log: Logger) -> AwsLocation:834        cached_file_name = constants.CACHE_PATH.joinpath(835            f"aws_locations_{location}.json"836        )837        should_refresh: bool = True838        key = location839        location_data = self._locations_data_cache.get(key, None)840        if not location_data:841            location_data = self._load_location_info_from_file(842                cached_file_name=cached_file_name, log=log843            )844        if location_data:845            delta = datetime.now() - location_data.updated_time846            # refresh cached locations every 1 day.847            if delta.days < 1:848                should_refresh = False849                log.debug(850                    f"{key}: cache used: {location_data.updated_time}, "851                    f"sku count: {len(location_data.capabilities)}"852                )853            else:854                log.debug(855                    f"{key}: cache timeout: {location_data.updated_time},"...

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