Update usage and doc of cli executor.

demos/audio_searching/src/encode.py

@@ -14,7 +14,7 @@
 import numpy as np
 from logs import LOGGER
 
-from paddlespeech.cli import VectorExecutor
+from paddlespeech.cli.vector import VectorExecutor
 
 vector_executor = VectorExecutor()
 

demos/audio_tagging/README.md

@@ -57,7 +57,7 @@ wget -c https://paddlespeech.bj.bcebos.com/PaddleAudio/cat.wav https://paddlespe
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import CLSExecutor
+  from paddlespeech.cli.cls import CLSExecutor
 
   cls_executor = CLSExecutor()
   result = cls_executor(

demos/audio_tagging/README_cn.md

@@ -57,7 +57,7 @@ wget -c https://paddlespeech.bj.bcebos.com/PaddleAudio/cat.wav https://paddlespe
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import CLSExecutor
+  from paddlespeech.cli.cls import CLSExecutor
 
   cls_executor = CLSExecutor()
   result = cls_executor(

demos/automatic_video_subtitiles/README.md

@@ -28,7 +28,8 @@ ffmpeg -i subtitle_demo1.mp4 -ac 1 -ar 16000 -vn input.wav
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import ASRExecutor, TextExecutor
+  from paddlespeech.cli.asr import ASRExecutor
+  from paddlespeech.cli.text import TextExecutor
 
   asr_executor = ASRExecutor()
   text_executor = TextExecutor()

demos/automatic_video_subtitiles/README_cn.md

@@ -23,7 +23,8 @@ ffmpeg -i subtitle_demo1.mp4 -ac 1 -ar 16000 -vn input.wav
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import ASRExecutor, TextExecutor
+  from paddlespeech.cli.asr import ASRExecutor
+  from paddlespeech.cli.text import TextExecutor
 
   asr_executor = ASRExecutor()
   text_executor = TextExecutor()

demos/automatic_video_subtitiles/recognize.py

@@ -16,8 +16,8 @@ import os
 
 import paddle
 
-from paddlespeech.cli import ASRExecutor
-from paddlespeech.cli import TextExecutor
+from paddlespeech.cli.asr import ASRExecutor
+from paddlespeech.cli.text import TextExecutor
 
 # yapf: disable
 parser = argparse.ArgumentParser(__doc__)

demos/punctuation_restoration/README.md

@@ -42,7 +42,7 @@ The input of this demo should be a text of the specific language that can be pas
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import TextExecutor
+  from paddlespeech.cli.text import TextExecutor
 
   text_executor = TextExecutor()
   result = text_executor(

demos/punctuation_restoration/README_cn.md

@@ -44,7 +44,7 @@
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import TextExecutor
+  from paddlespeech.cli.text import TextExecutor
 
   text_executor = TextExecutor()
   result = text_executor(

demos/speaker_verification/README.md

@@ -96,7 +96,7 @@ wget -c https://paddlespeech.bj.bcebos.com/vector/audio/85236145389.wav
 
 - Python API
   ```python
-  from paddlespeech.cli import VectorExecutor
+  from paddlespeech.cli.vector import VectorExecutor
 
   vector_executor = VectorExecutor()
   audio_emb = vector_executor(

demos/speaker_verification/README_cn.md

@@ -95,7 +95,7 @@ wget -c https://paddlespeech.bj.bcebos.com/vector/audio/85236145389.wav
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import VectorExecutor
+  from paddlespeech.cli.vector import VectorExecutor
 
   vector_executor = VectorExecutor()
   audio_emb = vector_executor(

demos/speech_recognition/README.md

@@ -58,7 +58,7 @@ wget -c https://paddlespeech.bj.bcebos.com/PaddleAudio/zh.wav https://paddlespee
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import ASRExecutor
+  from paddlespeech.cli.asr import ASRExecutor
 
   asr_executor = ASRExecutor()
   text = asr_executor(

demos/speech_recognition/README_cn.md

@@ -56,7 +56,7 @@ wget -c https://paddlespeech.bj.bcebos.com/PaddleAudio/zh.wav https://paddlespee
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import ASRExecutor
+  from paddlespeech.cli.asr import ASRExecutor
 
   asr_executor = ASRExecutor()
   text = asr_executor(

demos/speech_translation/README.md

@@ -47,7 +47,7 @@ wget -c https://paddlespeech.bj.bcebos.com/PaddleAudio/zh.wav https://paddlespee
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import STExecutor
+  from paddlespeech.cli.st import STExecutor
 
   st_executor = STExecutor()
   text = st_executor(

demos/speech_translation/README_cn.md

@@ -47,7 +47,7 @@ wget -c https://paddlespeech.bj.bcebos.com/PaddleAudio/zh.wav https://paddlespee
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import STExecutor
+  from paddlespeech.cli.st import STExecutor
   
   st_executor = STExecutor()
   text = st_executor(

demos/text_to_speech/README.md

@@ -77,7 +77,7 @@ The input of this demo should be a text of the specific language that can be pas
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import TTSExecutor
+  from paddlespeech.cli.tts import TTSExecutor
 
   tts_executor = TTSExecutor()
   wav_file = tts_executor(

demos/text_to_speech/README_cn.md

@@ -80,7 +80,7 @@
 - Python API
   ```python
   import paddle
-  from paddlespeech.cli import TTSExecutor
+  from paddlespeech.cli.tts import TTSExecutor
 
   tts_executor = TTSExecutor()
   wav_file = tts_executor(