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How to use __read_cached_options method in yandex-tank

Best Python code snippet using yandex-tank

main.py

Source:main.py

...180            self.core.set_option(self.section, self.OPTION_STPD, self.stpd)181            if self.use_caching and not self.force_stepping and os.path.exists(182                    self.stpd) and os.path.exists(self.__si_filename()):183                self.log.info("Using cached stpd-file: %s", self.stpd)184                stepper_info = self.__read_cached_options()185                if self.instances and self.rps_schedule:186                    self.log.info(187                        "rps_schedule is set. Overriding cached instances param from config: %s",188                        self.instances)189                    stepper_info = stepper_info._replace(190                        instances=self.instances)191                publish_info(stepper_info)192            else:193                if (194                        self.force_stepping and195                        os.path.exists(self.__si_filename())):196                    os.remove(self.__si_filename())197                self.__make_stpd_file()198                stepper_info = info.status.get_info()199                self.__write_cached_options(stepper_info)200        else:201            self.log.info("Using specified stpd-file: %s", self.stpd)202            stepper_info = publish_info(self.__read_cached_options())203        self.ammo_count = stepper_info.ammo_count204        self.duration = stepper_info.duration205        self.loop_count = stepper_info.loop_count206        self.loadscheme = stepper_info.loadscheme207        self.steps = stepper_info.steps208        if stepper_info.instances:209            self.instances = stepper_info.instances210    def __si_filename(self):211        '''Return name for stepper_info json file'''212        return "%s_si.json" % self.stpd213    def __get_stpd_filename(self):214        ''' Choose the name for stepped data file '''215        if self.use_caching:216            sep = "|"217            hasher = hashlib.md5()218            hashed_str = "cache version 6" + sep + \219                ';'.join(self.instances_schedule) + sep + str(self.loop_limit)220            hashed_str += sep + str(self.ammo_limit) + sep + ';'.join(221                self.rps_schedule) + sep + str(self.autocases)222            hashed_str += sep + ";".join(self.uris) + sep + ";".join(223                self.headers) + sep + self.http_ver + sep + ";".join(224                    self.chosen_cases)225            hashed_str += sep + str(self.enum_ammo) + sep + str(self.ammo_type)226            if self.instances_schedule:227                hashed_str += sep + str(self.instances)228            if self.ammo_file:229                opener = resource.get_opener(self.ammo_file)230                hashed_str += sep + opener.hash231            else:232                if not self.uris:233                    raise RuntimeError("Neither ammofile nor uris specified")234                hashed_str += sep + \235                    ';'.join(self.uris) + sep + ';'.join(self.headers)236            self.log.debug("stpd-hash source: %s", hashed_str)237            hasher.update(hashed_str.encode('utf8'))238            if not os.path.exists(self.cache_dir):239                os.makedirs(self.cache_dir)240            stpd = self.cache_dir + '/' + \241                os.path.basename(self.ammo_file) + \242                "_" + hasher.hexdigest() + ".stpd"243        else:244            stpd = os.path.realpath("ammo.stpd")245        self.log.debug("Generated cache file name: %s", stpd)246        return stpd247    def __read_cached_options(self):248        '''249        Read stepper info from json250        '''251        self.log.debug("Reading cached stepper info: %s", self.__si_filename())252        with open(self.__si_filename(), 'r') as si_file:253            si = info.StepperInfo(**json.load(si_file))254        return si255    def __write_cached_options(self, si):256        '''257        Write stepper info to json258        '''259        self.log.debug("Saving stepper info: %s", self.__si_filename())260        with open(self.__si_filename(), 'w') as si_file:261            json.dump(si._asdict(), si_file, indent=4)...

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