#!/usr/bin/env python3

from pyaudio import PyAudio
from sys import argv
import csv
import struct

rate = 20000
with open(argv[1]) as fp:
  reader = csv.reader(fp)
  wave = b''.join(struct.pack('<hh', *map(int, row)) for row in reader)
  
p = PyAudio()
s = p.open(format=p.get_format_from_width(2), channels=2, rate=rate, output=True)
s.write(wave)
s.close()
p.terminate()