Splists a file readable by ffmpeg into several mp3 files

split_and_to_mp3.py

#!/usr/bin/python
# -*- coding: utf-8 -*-
import unicodedata
import codecs
import re
from subprocess import call
import os.path
import string
import sys

f = codecs.open('convertall.sh', mode="a+", encoding='UTF-8')
f.write("#!/bin/sh\n")

def callConversion(file,int_time,to_time,out,format):
    f = codecs.open('convertall.sh', mode="a+", encoding='UTF-8')
    if to_time is not None:
        f.write(" ".join(["ffmpeg", "-i", "\""+file+"\"", "-ss", str(int_time), "-to", str(to_time), "-c:a", "libmp3lame", "-b:a", "320k", "\""+filter(lambda x: x in set(string.printable), os.path.splitext(file)[0]+"/"+out+"."+format)+"\""]))
    else:
        f.write(" ".join(["ffmpeg", "-i", "\""+file+"\"", "-ss", str(int_time), "-c:a", "libmp3lame", "-b:a", "320k", "\""+filter(lambda x: x in set(string.printable), os.path.splitext(file)[0]+"/"+out+"."+format)+"\""]))
    f.write('\n')

def parseAndRetrieve(x):
    m = re.search("(\d\d):(\d\d)",x)
    if m is not None:
        time = int(m.group(1))*60 + int(m.group(2))
        string = x.replace(m.group(0),"").strip()
        return (time,string)

def callCommand(x):
        (int_time,out) = parseAndRetrieve(x)
        #if l is not None:
        #    callConversion(tosplit,int_time,l[0],out)
        #else:
        #    callConversion(tosplit,int_time,none,out)

tosplit = sys.argv[1]
f.write("mkdir \""+os.path.splitext(tosplit)[0]+"\"\n")
fname = sys.argv[2]
format = "mp3"
content = []
with codecs.open(fname,'r',encoding='UTF-8') as f:
    content = [parseAndRetrieve(x) for x in iter(f.readlines())]
    content = map(lambda ((x,y),(z,t)): callConversion(tosplit,x,z,y,format), zip(content,content[1:]+[(None,"")]))

f.close()