Change the lang from 'en' to 'zh' and add an api script.
pip install git+https://github.com/shimudong/whispercpp.py
from whispercpp import Whisper
w = Whisper('tiny')
result = w.transcribe("./wav_file/get.wav")
text = w.extract_text(result)
python python_api.py
python api_res.py
Note: default parameters might need to be tweaked. See Whispercpp.pyx.