Merge branch 'develop' of https://github.com/PaddlePaddle/PaddleHub into develop

README.md

@@ -60,8 +60,8 @@ $ hub run lac --input_text "今天是个好日子"
 
 使用[情感分析](http://www.paddlepaddle.org.cn/hub?filter=category&value=SentimentAnalysis)模型Senta对句子进行情感预测
 ```shell
-$ hub run senta_bilstm --input_text "今天是个好日子"
-[{'text': '今天是个好日子', 'sentiment_label': 2, 'sentiment_key': 'positive', 'positive_probs': 0.6065, 'negative_probs': 0.3935}]
+$ hub run senta_bilstm --input_text "今天天气真好"
+{'text': '今天天气真好', 'sentiment_label': 1, 'sentiment_key': 'positive', 'positive_probs': 0.9798, 'negative_probs': 0.0202}]
 ```
 
 `示例三`

paddlehub/autofinetune/autoft.py

@@ -13,6 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 from multiprocessing.pool import ThreadPool
+import cma
 import copy
 import json
 import math
@@ -20,8 +21,10 @@ import numpy as np
 import six
 import time
 
+from tb_paddle import SummaryWriter
 from paddlehub.common.logger import logger
 from paddlehub.common.utils import mkdir
+from paddlehub.autofinetune.evaluator import REWARD_SUM
 
 if six.PY3:
     INF = math.inf
@@ -29,38 +32,30 @@ else:
     INF = float("inf")
 
 
-class PSHE2(object):
+class BaseTuningStrategy(object):
     def __init__(
             self,
             evaluator,
             cudas=["0"],
             popsize=5,
             output_dir=None,
-            alpha=0.5,
-            epsilon=0.2,
     ):
-
         self._num_thread = len(cudas)
         self._popsize = popsize
-        self._alpha = alpha
-        self._epsilon = epsilon
-        self._iteration = 0
         self.cudas = cudas
         self.is_cuda_free = {"free": [], "busy": []}
         self.is_cuda_free["free"] = cudas
+        self._round = 0
 
         self.evaluator = evaluator
         self.init_input = evaluator.get_init_params()
-        self.num_hparm = len(self.init_input)
-
-        self.best_hparams_per_pop = [[0] * self.num_hparm] * self._popsize
-        self.best_reward_per_pop = [INF] * self._popsize
-        self.momentums = [[0] * self.num_hparm] * self._popsize
-        self.best_hparms_all_pop = []
+        self.num_hparam = len(self.init_input)
+        self.best_hparams_all_pop = []
         self.best_reward_all_pop = INF
-        self.current_hparams = [[0] * self.num_hparm] * self._popsize
-        for i in range(self.popsize):
-            self.current_hparams[i] = self.randomSolution()
+        self.current_hparams = [[0] * self.num_hparam] * self._popsize
+        self.hparams_name_list = [
+            param["name"] for param in evaluator.params['param_list']
+        ]
 
         if output_dir is None:
             now = int(time.time())
@@ -68,6 +63,7 @@ class PSHE2(object):
             self._output_dir = "output_" + time_str
         else:
             self._output_dir = output_dir
+        self.writer = SummaryWriter(logdir=self._output_dir + '/tb_paddle')
 
     @property
     def thread(self):
@@ -77,14 +73,6 @@ class PSHE2(object):
     def popsize(self):
         return self._popsize
 
-    @property
-    def alpha(self):
-        return self._alpha
-
-    @property
-    def epsilon(self):
-        return self._epsilon
-
     @property
     def output_dir(self):
         return self._output_dir
@@ -93,6 +81,10 @@ class PSHE2(object):
     def iteration(self):
         return self._iteration
 
+    @property
+    def round(self):
+        return self._round
+
     def set_output_dir(self, output_dir=None):
         if output_dir is not None:
             output_dir = output_dir
@@ -154,31 +146,20 @@ class PSHE2(object):
     def is_stop(self):
         return False
 
-    def solutions(self):
+    def get_current_hparams(self):
         return self.current_hparams
 
     def feedback(self, params_list, reward_list):
-        self._iteration = self._iteration + 1
-        for i in range(self.popsize):
-            if reward_list[i] < self.best_reward_per_pop[i]:
-                self.best_hparams_per_pop[i] = copy.deepcopy(
-                    self.current_hparams[i])
-                self.best_reward_per_pop[i] = reward_list[i]
-            if reward_list[i] < self.best_reward_all_pop:
-                self.best_hparms_all_pop = self.current_hparams[i]
-                self.best_reward_all_pop = reward_list[i]
-        self.estimateMomemtum()
-        for i in range(self.popsize):
-            for j in range(len(self.init_input)):
-                self.current_hparams[i][j] = self.current_hparams[i][
-                    j] + self.alpha * self.momentums[i][j]
-        self.smallPeturb()
+        return NotImplementedError
+
+    def get_best_hparams(self):
+        return self.best_hparams_all_pop
 
-    def optimal_solution(self):
-        return self.best_hparms_all_pop
+    def get_best_eval_value(self):
+        return REWARD_SUM - self.best_reward_all_pop
 
     def step(self, output_dir):
-        solutions = self.solutions()
+        solutions = self.get_current_hparams()
 
         params_cudas_dirs = []
         solution_results = []
@@ -209,3 +190,195 @@ class PSHE2(object):
         self.feedback(solutions, solution_results)
 
         return solutions_ckptdirs
+
+
+class HAZero(BaseTuningStrategy):
+    def __init__(
+            self,
+            evaluator,
+            cudas=["0"],
+            popsize=1,
+            output_dir=None,
+            sigma=0.2,
+    ):
+        super(HAZero, self).__init__(evaluator, cudas, popsize, output_dir)
+
+        self._sigma = sigma
+
+        self.evolution_stratefy = cma.CMAEvolutionStrategy(
+            self.init_input, sigma, {
+                'popsize': self.popsize,
+                'bounds': [-1, 1],
+                'AdaptSigma': True,
+                'verb_disp': 1,
+                'verb_time': 'True',
+            })
+
+    @property
+    def sigma(self):
+        return self._sigma
+
+    def get_current_hparams(self):
+        return self.evolution_stratefy.ask()
+
+    def is_stop(self):
+        return self.evolution_stratefy.stop()
+
+    def feedback(self, params_list, reward_list):
+        self._round = self._round + 1
+
+        local_min_reward = min(reward_list)
+        local_min_reward_index = reward_list.index(local_min_reward)
+        local_hparams = self.evaluator.convert_params(
+            params_list[local_min_reward_index])
+        print("The local best eval value in the %s-th round is %s." %
+              (self._round - 1, REWARD_SUM - local_min_reward))
+        print("The local best hyperparameters are as:")
+        for index, hparam_name in enumerate(self.hparams_name_list):
+            print("%s=%s" % (hparam_name, local_hparams[index]))
+
+        for i in range(self.popsize):
+            if reward_list[i] < self.best_reward_all_pop:
+                self.best_hparams_all_pop = self.current_hparams[i]
+                self.best_reward_all_pop = reward_list[i]
+
+        best_hparams = self.evaluator.convert_params(self.best_hparams_all_pop)
+        for index, name in enumerate(self.hparams_name_list):
+            self.writer.add_scalar(
+                tag="hyperparameter tuning/" + name,
+                scalar_value=best_hparams[index],
+                global_step=self.round)
+        self.writer.add_scalar(
+            tag="hyperparameter tuning/best_eval_value",
+            scalar_value=self.get_best_eval_value(),
+            global_step=self.round)
+
+        self.evolution_stratefy.tell(params_list, reward_list)
+        self.evolution_stratefy.disp()
+
+    def get_best_hparams(self):
+        return list(self.evolution_stratefy.result.xbest)
+
+
+class PSHE2(BaseTuningStrategy):
+    def __init__(
+            self,
+            evaluator,
+            cudas=["0"],
+            popsize=1,
+            output_dir=None,
+            alpha=0.5,
+            epsilon=0.2,
+    ):
+        super(PSHE2, self).__init__(evaluator, cudas, popsize, output_dir)
+
+        self._alpha = alpha
+        self._epsilon = epsilon
+
+        self.best_hparams_per_pop = [[0] * self.num_hparam] * self._popsize
+        self.best_reward_per_pop = [INF] * self._popsize
+        self.momentums = [[0] * self.num_hparam] * self._popsize
+        for i in range(self.popsize):
+            self.current_hparams[i] = self.set_random_hparam()
+
+    @property
+    def alpha(self):
+        return self._alpha
+
+    @property
+    def epsilon(self):
+        return self._epsilon
+
+    def set_random_hparam(self):
+        solut = [0] * self.num_hparam
+        for i in range(self.num_hparam):
+            ratio = (np.random.random_sample() - 0.5) * 2.0
+            if ratio >= 0:
+                solut[i] = (
+                    1.0 - self.init_input[i]) * ratio + self.init_input[i]
+            else:
+                solut[i] = (
+                    self.init_input[i] + 1.0) * ratio + self.init_input[i]
+        return solut
+
+    def small_peturb(self):
+        for i in range(self.popsize):
+            for j in range(self.num_hparam):
+                ratio = (np.random.random_sample() - 0.5) * 2.0
+                if ratio >= 0:
+                    self.current_hparams[i][j] = (
+                        1.0 - self.current_hparams[i][j]
+                    ) * ratio * self.epsilon + self.current_hparams[i][j]
+                else:
+                    self.current_hparams[i][j] = (
+                        self.current_hparams[i][j] +
+                        1.0) * ratio * self.epsilon + self.current_hparams[i][j]
+
+    def estimate_popgradients(self):
+        gradients = [[0] * self.num_hparam] * self.popsize
+        for i in range(self.popsize):
+            for j in range(self.num_hparam):
+                gradients[i][j] = self.current_hparams[i][
+                    j] - self.best_hparams_all_pop[j]
+        return gradients
+
+    def estimate_local_gradients(self):
+        gradients = [[0] * self.num_hparam] * self.popsize
+        for i in range(self.popsize):
+            for j in range(self.num_hparam):
+                gradients[i][j] = self.current_hparams[i][
+                    j] - self.best_hparams_per_pop[i][j]
+        return gradients
+
+    def estimate_momemtum(self):
+        popGrads = self.estimate_popgradients()
+        localGrads = self.estimate_local_gradients()
+        for i in range(self.popsize):
+            for j in range(self.num_hparam):
+                self.momentums[i][j] = (
+                    1 - 3.0 * self.alpha / self.round
+                ) * self.momentums[i][j] - self.alpha * localGrads[i][
+                    j] - self.alpha * popGrads[i][j]
+
+    def is_stop(self):
+        return False
+
+    def feedback(self, params_list, reward_list):
+        self._round = self._round + 1
+
+        local_min_reward = min(reward_list)
+        local_min_reward_index = reward_list.index(local_min_reward)
+        local_hparams = self.evaluator.convert_params(
+            params_list[local_min_reward_index])
+        print("The local best eval value in the %s-th round is %s." %
+              (self._round - 1, REWARD_SUM - local_min_reward))
+        print("The local best hyperparameters are as:")
+        for index, hparam_name in enumerate(self.hparams_name_list):
+            print("%s=%s" % (hparam_name, local_hparams[index]))
+
+        for i in range(self.popsize):
+            if reward_list[i] < self.best_reward_per_pop[i]:
+                self.best_hparams_per_pop[i] = copy.deepcopy(
+                    self.current_hparams[i])
+                self.best_reward_per_pop[i] = reward_list[i]
+            if reward_list[i] < self.best_reward_all_pop:
+                self.best_hparams_all_pop = self.current_hparams[i]
+                self.best_reward_all_pop = reward_list[i]
+
+        best_hparams = self.evaluator.convert_params(self.best_hparams_all_pop)
+        for index, name in enumerate(self.hparams_name_list):
+            self.writer.add_scalar(
+                tag="hyperparameter tuning/" + name,
+                scalar_value=best_hparams[index],
+                global_step=self.round)
+        self.writer.add_scalar(
+            tag="hyperparameter tuning/best_eval_value",
+            scalar_value=self.get_best_eval_value(),
+            global_step=self.round)
+
+        self.estimate_momemtum()
+        for i in range(self.popsize):
+            for j in range(len(self.init_input)):
+                self.current_hparams[i][j] = self.current_hparams[i][
+                    j] + self.alpha * self.momentums[i][j]
+        self.small_peturb()

paddlehub/autofinetune/evaluator.py

@@ -40,6 +40,7 @@ class BaseEvaluator(object):
         with io.open(params_file, 'r', encoding='utf8') as f:
             self.params = yaml.safe_load(f)
         self.finetunee_script = finetunee_script
+        self.model_rewards = {}
 
     def get_init_params(self):
         init_params = []
@@ -134,7 +135,7 @@ class FullTrailEvaluator(BaseEvaluator):
             os.system(run_cmd)
             with open(log_file, "r") as f:
                 lines = f.readlines()
-                eval_result = lines[-1]
+                eval_result = float(lines[-1])
         except:
             print(
                 "WARNING: Program which was ran with hyperparameters as %s was crashed!"
@@ -148,7 +149,6 @@ class FullTrailEvaluator(BaseEvaluator):
 class ModelBasedEvaluator(BaseEvaluator):
     def __init__(self, params_file, finetunee_script):
         super(ModelBasedEvaluator, self).__init__(params_file, finetunee_script)
-        self.model_rewards = {}
         self.half_best_model_ckpt = []
         self.run_count = 0
 
@@ -187,7 +187,7 @@ class ModelBasedEvaluator(BaseEvaluator):
             os.system(run_cmd)
             with open(log_file, "r") as f:
                 lines = f.readlines()
-                eval_result = lines[-1]
+                eval_result = float(lines[-1])
         except:
             print(
                 "WARNING: Program which was ran with hyperparameters as %s was crashed!"
@@ -198,7 +198,7 @@ class ModelBasedEvaluator(BaseEvaluator):
         return reward
 
     def new_round(self):
-        """update self.half_best_model"""
+        """update half_best_model"""
         half_size = int(len(self.model_rewards) / 2)
         if half_size < 1:
             half_size = 1

paddlehub/commands/autofinetune.py

@@ -31,6 +31,7 @@ import numpy as np
 from paddlehub.commands.base_command import BaseCommand, ENTRY
 from paddlehub.common.arg_helper import add_argument, print_arguments
 from paddlehub.autofinetune.autoft import PSHE2
+from paddlehub.autofinetune.autoft import HAZero
 from paddlehub.autofinetune.evaluator import FullTrailEvaluator
 from paddlehub.autofinetune.evaluator import ModelBasedEvaluator
 from paddlehub.common.logger import logger
@@ -71,6 +72,7 @@ class AutoFineTuneCommand(BaseCommand):
             "--cuda",
             type=ast.literal_eval,
             default=['0'],
+            required=True,
             help="The list of gpu devices to be used")
         self.arg_config_group.add_argument(
             "--round", type=int, default=10, help="Number of searches")
@@ -84,6 +86,11 @@ class AutoFineTuneCommand(BaseCommand):
             type=str,
             default="fulltrail",
             help="Choices: fulltrail or modelbased.")
+        self.arg_config_group.add_argument(
+            "--tuning_strategy",
+            type=str,
+            default="HAZero",
+            help="Choices: HAZero or PSHE2.")
 
     def execute(self, argv):
         if not argv:
@@ -121,11 +128,21 @@ class AutoFineTuneCommand(BaseCommand):
             raise ValueError(
                 "The evaluate %s is not defined!" % self.args.evaluate_choice)
 
-        autoft = PSHE2(
-            evaluator,
-            cudas=self.args.cuda,
-            popsize=self.args.popsize,
-            output_dir=self.args.output_dir)
+        if self.args.tuning_strategy.lower() == "hazero":
+            autoft = HAZero(
+                evaluator,
+                cudas=self.args.cuda,
+                popsize=self.args.popsize,
+                output_dir=self.args.output_dir)
+        elif self.args.tuning_strategy.lower() == "pshe2":
+            autoft = PSHE2(
+                evaluator,
+                cudas=self.args.cuda,
+                popsize=self.args.popsize,
+                output_dir=self.args.output_dir)
+        else:
+            raise ValueError("The tuning strategy %s is not defined!" %
+                             self.args.tuning_strategy)
 
         run_round_cnt = 0
         solutions_ckptdirs = {}
@@ -138,23 +155,21 @@ class AutoFineTuneCommand(BaseCommand):
             evaluator.new_round()
             run_round_cnt = run_round_cnt + 1
         print("PaddleHub Autofinetune ends.")
+
         with open("./log_file.txt", "w") as f:
-            best_choice = evaluator.convert_params(autoft.optimal_solution())
-            print("The best hyperparameters:")
-            f.write("The best hyperparameters:\n")
-            param_name = []
-            for idx, param in enumerate(evaluator.params["param_list"]):
-                param_name.append(param["name"])
-                f.write(param["name"] + "\t:\t" + str(best_choice[idx]) + "\n")
-                print("%s : %s" % (param["name"], best_choice[idx]))
+            best_hparams = evaluator.convert_params(autoft.get_best_hparams())
+            print("The final best hyperparameters:")
+            f.write("The final best hyperparameters:\n")
+            for index, hparam_name in enumerate(autoft.hparams_name_list):
+                print("%s=%s" % (hparam_name, best_hparams[index]))
+                f.write(hparam_name + "\t:\t" + str(best_hparams[index]) + "\n")
             f.write("\n\n\n")
-            f.write("\t".join(param_name) + "\toutput_dir\n\n")
-
+            f.write("\t".join(autoft.hparams_name_list) + "\toutput_dir\n\n")
             logger.info(
-                "The checkpont directory of programs ran with paramemters searched are saved as log_file.txt ."
+                "The checkpont directory of programs ran with hyperparamemters searched are saved as log_file.txt ."
             )
             print(
-                "The checkpont directory of programs ran with paramemters searched are saved as log_file.txt ."
+                "The checkpont directory of programs ran with hyperparamemters searched are saved as log_file.txt ."
             )
             for solution, ckptdir in solutions_ckptdirs.items():
                 param = evaluator.convert_params(solution)

paddlehub/commands/config.py

@@ -67,25 +67,14 @@ class ConfigCommand(BaseCommand):
         print("Set success! The current configuration is shown below.")
         print(json.dumps(config, indent=4))
 
-    @staticmethod
-    def show_server_url():
-        with open(os.path.join(CONF_HOME, "config.json"), "r") as fp:
-            config = json.load(fp)
-            print(config["server_url"])
-
-    @staticmethod
-    def show_log_level():
-        with open(os.path.join(CONF_HOME, "config.json"), "r") as fp:
-            print(json.load(fp)["log_level"])
-
     @staticmethod
     def set_log_level(level):
+        level = str(level).upper()
         if level not in [
-                "CRITICAL", "FATAL", "ERROR", "WARN", "WARNING", "INFO",
-                "DEBUG", "NOTSET"
+                "NOLOG", "DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"
         ]:
             print("Allowed values include: "
-                  "CRITICAL, FATAL, ERROR, WARN, WARNING, INFO, DEBUG, NOTSET")
+                  "NOLOG, DEBUG, INFO, WARNING, ERROR, CRITICAL")
             return
         with open(os.path.join(CONF_HOME, "config.json"), "r") as fp:
             current_config = json.load(fp)
@@ -97,18 +86,14 @@ class ConfigCommand(BaseCommand):
 
     @staticmethod
     def show_help():
-        str = "config <option> <value>\n"
+        str = "config <option>\n"
         str += "\tShow hub server config without any option.\n"
         str += "option:\n"
         str += "reset\n"
         str += "\tReset config as default.\n"
-        str += "server\n"
-        str += "\tShow server url.\n"
-        str += "server [URL]\n"
+        str += "server==[URL]\n"
         str += "\tSet hub server url as [URL].\n"
-        str += "log\n"
-        str += "\tShow log level.\n"
-        str += "log [LEVEL]\n"
+        str += "log==[LEVEL]\n"
         str += "\tSet log level as [LEVEL:NOLOG, DEBUG, INFO, WARNING, ERROR, CRITICAL].\n"
         print(str)
 
@@ -118,16 +103,10 @@ class ConfigCommand(BaseCommand):
             ConfigCommand.show_config()
         elif args.option == "reset":
             ConfigCommand.set_config(default_server_config)
-        elif args.option == "server":
-            if args.value is not None:
-                ConfigCommand.set_server_url(args.value)
-            else:
-                ConfigCommand.show_server_url()
-        elif args.option == "log":
-            if args.value is not None:
-                ConfigCommand.set_log_level(args.value)
-            else:
-                ConfigCommand.show_log_level()
+        elif args.option.startswith("server=="):
+            ConfigCommand.set_server_url(args.option.split("==")[1])
+        elif args.option.startswith("log=="):
+            ConfigCommand.set_log_level(args.option.split("==")[1])
         else:
             ConfigCommand.show_help()
         return True

paddlehub/common/hub_server.py

@@ -24,7 +24,6 @@ import requests
 import json
 import yaml
 import random
-import fcntl
 
 from random import randint
 from paddlehub.common import utils, srv_utils
@@ -39,9 +38,6 @@ CACHE_TIME = 60 * 10
 
 class HubServer(object):
     def __init__(self, config_file_path=None):
-        LOCK_FILE = os.path.join(hub.HUB_HOME, '__LOCK__')
-        LOCK_FP = open(LOCK_FILE, 'a+')
-        fcntl.flock(LOCK_FP.fileno(), fcntl.LOCK_EX)
         if not config_file_path:
             config_file_path = os.path.join(hub.CONF_HOME, 'config.json')
         if not os.path.exists(hub.CONF_HOME):
@@ -57,7 +53,6 @@ class HubServer(object):
         self.server_url = self.config['server_url']
         self.request()
         self._load_resource_list_file_if_valid()
-        LOCK_FP.close()
 
     def get_server_url(self):
         random.seed(int(time.time()))

paddlehub/common/logger.py

@@ -39,12 +39,13 @@ class Logger(object):
         self.handler.setFormatter(self.format)
 
         self.logger.addHandler(self.handler)
-        if not os.path.exists(os.path.join(CONF_HOME, "config.json")):
-            self.logLevel = "DEBUG"
-        else:
-            with open(os.path.join(CONF_HOME, "config.json"), "r") as fp:
-                self.logLevel = json.load(fp).get("log_level", "DEBUG")
+        self.logLevel = "DEBUG"
         self.logger.setLevel(self._get_logging_level())
+        if os.path.exists(os.path.join(CONF_HOME, "config.json")):
+            with open(os.path.join(CONF_HOME, "config.json"), "r") as fp:
+                level = json.load(fp).get("log_level", "DEBUG")
+                self.logLevel = level
+                self.setLevel(level)
 
     def _is_no_log(self):
         return self.getLevel() == Logger.NOLOG

paddlehub/finetune/strategy.py

@@ -477,7 +477,7 @@ class CombinedStrategy(DefaultStrategy):
             pass
 
     def __str__(self):
-        return "Strategy with sheduler: %s, regularization: %s and clip: %s" % (
+        return "Strategy with scheduler: %s, regularization: %s and clip: %s" % (
             self.scheduler, self.regularization, self.clip)
 
 

paddlehub/finetune/task/basic_task.py

@@ -458,14 +458,14 @@ class BasicTask(object):
     def _eval_end_event(self, run_states):
         eval_scores, eval_loss, run_speed = self._calculate_metrics(run_states)
         self.tb_writer.add_scalar(
-            tag=self.phase + "/Loss [{}]".format(self.phase),
+            tag="Loss_{}".format(self.phase),
             scalar_value=eval_loss,
             global_step=self.current_step)
 
         log_scores = ""
         for metric in eval_scores:
             self.tb_writer.add_scalar(
-                tag=self.phase + "/{} [{}]".format(metric, self.phase),
+                tag="{}_{}".format(metric, self.phase),
                 scalar_value=eval_scores[metric],
                 global_step=self.current_step)
 
@@ -498,13 +498,13 @@ class BasicTask(object):
     def _log_interval_event(self, run_states):
         scores, avg_loss, run_speed = self._calculate_metrics(run_states)
         self.tb_writer.add_scalar(
-            tag=self.phase + "/Loss [{}]".format(self.phase),
+            tag="Loss_{}".format(self.phase),
             scalar_value=avg_loss,
             global_step=self.current_step)
         log_scores = ""
         for metric in scores:
             self.tb_writer.add_scalar(
-                tag=self.phase + "/{} [{}]".format(metric, self.phase),
+                tag="{}_{}".format(metric, self.phase),
                 scalar_value=scores[metric],
                 global_step=self.current_step)
             log_scores += "%s=%.5f " % (metric, scores[metric])

tutorial/autofinetune.ipynb

@@ -192,7 +192,7 @@
     "\n",
     "> `--evaluate_choice`: 设置自动搜索超参的评价效果方式，可选fulltrail和modelbased, 默认为fulltrail\n",
     "\n",
-    "> `--strategy`: 设置自动搜索超参策略，可选hazero和pshe2，默认为hazero\n"
+    "> `--tuning_strategy`: 设置自动搜索超参策略，可选hazero和pshe2，默认为hazero\n"
    ]
   },
   {