python3 写一个WAV音频文件播放器的代码

# coding:utf-8
# author:king
# brief : 播放wav音频文件
import wave
from pyaudio import PyAudio
import sys
def player(filename):
  chunk = 1024
  wf = wave.open(filename, 'rb')
  p = PyAudio()
  stream = p.open(format=p.get_format_from_width(wf.getsampwidth()), channels=wf.getnchannels(),
          rate=wf.getframerate(), output=True)
  data = wf.readframes(chunk)
  print(data)
  while data != b'':
    data = wf.readframes(chunk)
    stream.write(data)
  stream.stop_stream()
  stream.close()
  p.terminate()
if __name__ == '__main__':
  audiofile = sys.argv[1];
  player(audiofile);