FFMPEG Encoding v.1

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import datetime
import os
import subprocess

path = '/opt/data/encoding/'
tv = ["joj", "stv", "markiza", "ta3"]
now = datetime.datetime.now()


def media_detect(filename):
    for tv_station in tv:
        if tv_station in filename.lower():
            return "TV"


for subdir, dirs, files in os.walk(path):
    for file in files:
        file_name = os.path.splitext(file)[0]
        outfile_name = path + file_name + ".mp3"
        # assert file.lower().endswith( '.ts' )
        print "#####################"
        print "Start Time: " + now.strftime("%Y-%m-%d %H:%M")
        print file
        if media_detect(file) == "TV":
            print file_name
            print "Televizia"
            # subprocess.call(["ls", "-l", path + file])
        else:
            print file_name
            print "Radio"
            cmd = 'ffmpeg -i %s -ab 32k %s' % (path + file, outfile_name)
            print cmd
            subprocess.call([cmd, "-y"], shell=True)
            print "Stop Time: " + now.strftime("%Y-%m-%d %H:%M")