diff --git a/paddlespeech/cli/cls/infer.py b/paddlespeech/cli/cls/infer.py
index 1f637a8fee69179f0ca5a538ce9c360d1c6cc935..fa46db19dffc5434632694ec25e17b1bed71e9c6 100644
--- a/paddlespeech/cli/cls/infer.py
+++ b/paddlespeech/cli/cls/infer.py
@@ -30,7 +30,7 @@ from .pretrained_models import model_alias
 from .pretrained_models import pretrained_models
 from paddleaudio import load
 from paddleaudio.features import LogMelSpectrogram
-from paddlespeech.s2t.utils.dynamic_import import dynamic_import
+from paddlespeech.utils.dynamic_import import dynamic_import
 
 __all__ = ['CLSExecutor']
 
diff --git a/paddlespeech/cli/st/infer.py b/paddlespeech/cli/st/infer.py
index 29d95f79914e09d7dbf6e258d7ceaba9ae2228c6..4f210fbe685df50236379e196639395b2ce4adf2 100644
--- a/paddlespeech/cli/st/infer.py
+++ b/paddlespeech/cli/st/infer.py
@@ -36,8 +36,8 @@ from .pretrained_models import kaldi_bins
 from .pretrained_models import model_alias
 from .pretrained_models import pretrained_models
 from paddlespeech.s2t.frontend.featurizer.text_featurizer import TextFeaturizer
-from paddlespeech.s2t.utils.dynamic_import import dynamic_import
 from paddlespeech.s2t.utils.utility import UpdateConfig
+from paddlespeech.utils.dynamic_import import dynamic_import
 
 __all__ = ["STExecutor"]
 
diff --git a/paddlespeech/cli/text/infer.py b/paddlespeech/cli/text/infer.py
index 69e62e4b448ca24054bf8e07b22b704f2e78eb32..97f3bbe21346dfa6651c773e44eb293c4baa841a 100644
--- a/paddlespeech/cli/text/infer.py
+++ b/paddlespeech/cli/text/infer.py
@@ -21,7 +21,6 @@ from typing import Union
 
 import paddle
 
-from ...s2t.utils.dynamic_import import dynamic_import
 from ..executor import BaseExecutor
 from ..log import logger
 from ..utils import cli_register
@@ -29,6 +28,7 @@ from ..utils import stats_wrapper
 from .pretrained_models import model_alias
 from .pretrained_models import pretrained_models
 from .pretrained_models import tokenizer_alias
+from paddlespeech.utils.dynamic_import import dynamic_import
 
 __all__ = ['TextExecutor']
 
diff --git a/paddlespeech/cli/tts/infer.py b/paddlespeech/cli/tts/infer.py
index 1c7199306c7bf5aae39781b510a6145bd42b9894..efab9cb258a34c8ee7f003fd6f1a21fe8e77a126 100644
--- a/paddlespeech/cli/tts/infer.py
+++ b/paddlespeech/cli/tts/infer.py
@@ -32,10 +32,10 @@ from ..utils import cli_register
 from ..utils import stats_wrapper
 from .pretrained_models import model_alias
 from .pretrained_models import pretrained_models
-from paddlespeech.s2t.utils.dynamic_import import dynamic_import
 from paddlespeech.t2s.frontend import English
 from paddlespeech.t2s.frontend.zh_frontend import Frontend
 from paddlespeech.t2s.modules.normalizer import ZScore
+from paddlespeech.utils.dynamic_import import dynamic_import
 
 __all__ = ['TTSExecutor']
 
diff --git a/paddlespeech/cli/vector/infer.py b/paddlespeech/cli/vector/infer.py
index 1dff6edb42d7e0519375156403d40180647b9b13..ea8f2c1f755875fdc67bcfc4de71ef81a9ff6097 100644
--- a/paddlespeech/cli/vector/infer.py
+++ b/paddlespeech/cli/vector/infer.py
@@ -32,7 +32,7 @@ from .pretrained_models import model_alias
 from .pretrained_models import pretrained_models
 from paddleaudio.backends import load as load_audio
 from paddleaudio.compliance.librosa import melspectrogram
-from paddlespeech.s2t.utils.dynamic_import import dynamic_import
+from paddlespeech.utils.dynamic_import import dynamic_import
 from paddlespeech.vector.io.batch import feature_normalize
 from paddlespeech.vector.modules.sid_model import SpeakerIdetification
 
diff --git a/paddlespeech/cls/exps/panns/predict.py b/paddlespeech/cls/exps/panns/predict.py
index ffe42d3904bc9b62c678b623147de320b287c071..d0b963545c74228c4e7ed6e95dc6a3ae8226c1a7 100644
--- a/paddlespeech/cls/exps/panns/predict.py
+++ b/paddlespeech/cls/exps/panns/predict.py
@@ -17,12 +17,12 @@ import os
 import paddle
 import paddle.nn.functional as F
 import yaml
-
 from paddleaudio.backends import load as load_audio
 from paddleaudio.features import LogMelSpectrogram
 from paddleaudio.utils import logger
+
 from paddlespeech.cls.models import SoundClassifier
-from paddlespeech.s2t.utils.dynamic_import import dynamic_import
+from paddlespeech.utils.dynamic_import import dynamic_import
 
 # yapf: disable
 parser = argparse.ArgumentParser(__doc__)
diff --git a/paddlespeech/cls/exps/panns/train.py b/paddlespeech/cls/exps/panns/train.py
index 7e292214827cdbbaaed51a51c175331cd159b098..8e06273dedb57b8fed789ec2402254311cfc03f6 100644
--- a/paddlespeech/cls/exps/panns/train.py
+++ b/paddlespeech/cls/exps/panns/train.py
@@ -16,12 +16,12 @@ import os
 
 import paddle
 import yaml
-
 from paddleaudio.features import LogMelSpectrogram
 from paddleaudio.utils import logger
 from paddleaudio.utils import Timer
+
 from paddlespeech.cls.models import SoundClassifier
-from paddlespeech.s2t.utils.dynamic_import import dynamic_import
+from paddlespeech.utils.dynamic_import import dynamic_import
 
 # yapf: disable
 parser = argparse.ArgumentParser(__doc__)
diff --git a/paddlespeech/server/engine/tts/online/python/tts_engine.py b/paddlespeech/server/engine/tts/online/python/tts_engine.py
index a050a4d48d67ae2ca25958bede94efa79d80417a..efed19528458198295db98d021f42a0bd52d3300 100644
--- a/paddlespeech/server/engine/tts/online/python/tts_engine.py
+++ b/paddlespeech/server/engine/tts/online/python/tts_engine.py
@@ -26,7 +26,6 @@ from paddlespeech.cli.log import logger
 from paddlespeech.cli.tts.infer import TTSExecutor
 from paddlespeech.cli.utils import download_and_decompress
 from paddlespeech.cli.utils import MODEL_HOME
-from paddlespeech.s2t.utils.dynamic_import import dynamic_import
 from paddlespeech.server.engine.base_engine import BaseEngine
 from paddlespeech.server.utils.audio_process import float2pcm
 from paddlespeech.server.utils.util import denorm
@@ -34,6 +33,7 @@ from paddlespeech.server.utils.util import get_chunks
 from paddlespeech.t2s.frontend import English
 from paddlespeech.t2s.frontend.zh_frontend import Frontend
 from paddlespeech.t2s.modules.normalizer import ZScore
+from paddlespeech.utils.dynamic_import import dynamic_import
 
 __all__ = ['TTSEngine']
 
diff --git a/paddlespeech/t2s/exps/synthesize_streaming.py b/paddlespeech/t2s/exps/synthesize_streaming.py
index b11bc799b7dc7b380dda33a5f00a487b55c11516..af9d2abfc41ec9404885df31377d7cb7716adf54 100644
--- a/paddlespeech/t2s/exps/synthesize_streaming.py
+++ b/paddlespeech/t2s/exps/synthesize_streaming.py
@@ -24,7 +24,6 @@ from paddle.static import InputSpec
 from timer import timer
 from yacs.config import CfgNode
 
-from paddlespeech.s2t.utils.dynamic_import import dynamic_import
 from paddlespeech.t2s.exps.syn_utils import denorm
 from paddlespeech.t2s.exps.syn_utils import get_chunks
 from paddlespeech.t2s.exps.syn_utils import get_frontend
@@ -33,6 +32,7 @@ from paddlespeech.t2s.exps.syn_utils import get_voc_inference
 from paddlespeech.t2s.exps.syn_utils import model_alias
 from paddlespeech.t2s.exps.syn_utils import voc_to_static
 from paddlespeech.t2s.utils import str2bool
+from paddlespeech.utils.dynamic_import import dynamic_import
 
 
 def evaluate(args):
@@ -212,10 +212,7 @@ def parse_args():
         choices=['fastspeech2_csmsc'],
         help='Choose acoustic model type of tts task.')
     parser.add_argument(
-        '--am_config',
-        type=str,
-        default=None,
-        help='Config of acoustic model.')
+        '--am_config', type=str, default=None, help='Config of acoustic model.')
     parser.add_argument(
         '--am_ckpt',
         type=str,
@@ -245,10 +242,7 @@ def parse_args():
         ],
         help='Choose vocoder type of tts task.')
     parser.add_argument(
-        '--voc_config',
-        type=str,
-        default=None,
-        help='Config of voc.')
+        '--voc_config', type=str, default=None, help='Config of voc.')
     parser.add_argument(
         '--voc_ckpt', type=str, default=None, help='Checkpoint file of voc.')
     parser.add_argument(