Get overall time of all mp3s in the current directory

mp3s_overall_time.py

import os,commands,re

path = './' # the directory path to calc
listing = os.listdir(path) # list all files
result=0 # result [seconds]

for i in listing:
	if i[-4:].lower()==".mp3": # check the file extension
		command = "ffmpeg -i '%s' 2>&1 | grep Duration"%i
		durationString=commands.getoutput(command)
		
		results=re.findall("(\d{2}):(\d{2}):(\d{2}).(\d{2})",durationString)
		if results:
			result+=int(results[0][0])*60*60
			result+=int(results[0][1])*60
			result+=int(results[0][2])

#formatting the result
hours=result/(60*60)
result-=hours*60*60

minutes=result/60
result-=minutes*60

seconds=result

print "Overall Mp3s time: %02d:%02d:%02d"%(hours,minutes,seconds)