Convert all wav files in a path to mp3, using lame. Usage: ./convert_wav_to_mp3 my/wav/folder

convert_wav_to_mp3

#!/usr/bin/env python

# require lame http://lame.sourceforge.net
import sys
import os
import re
import subprocess

path = sys.argv[1:][0]

wav_files = []
for dirname, dirnames, filenames in os.walk(path):
    wav_files += [os.path.join(dirname, filename) for filename in filenames if re.match(r'.*\.wav', filename)]

for filename in wav_files:
    command = 'lame --preset insane "' + filename + '"'
    subprocess.call(command, shell=True)