clean_audio_name

''' remove annoying website names from a music file

    and also if it starts with a number remove it as it

    causes problems while searching a particular file

    Author: Kshitiz Joshi

    e-mail: [email protected]

'''


from os import listdir,rename

from os.path import isfile, join

import re

import sys

  

myPath=raw_input("Enter the path to the folder: ")

fileFormats=['.mp3','.mp4','.wma','.wav','.ogg','.mid','.ra','.ram','.rm']


try:

    orignalFiles = [ f for f in listdir(myPath) if isfile(join(myPath,f)) ]

except WindowsError:

    print "Incorrect location"

    exit


# these are the regular expressions that worked for me    

regex_webName= r'\s*\-*\s*[\(\[\{]\S*\.\S*[\)\]\}]\s*'

regex_numStart= r'^[0-9]+\s*[\-\.]?\s*'


for f in orignalFiles:

    # Ensure that it renames only the required file formats

    is_a_targetFile=0

    for ext in fileFormats:

        is_a_targetFile=is_a_targetFile or re.search(ext,f,re.IGNORECASE)


    if is_a_targetFile:

        match_web=True

        match_num=True

        # Repeat if any regex matches

        while match_web or match_num:

            match_web=re.search(regex_webName,f)

            match_num=re.search(regex_numStart,f)

            if match_web and match_num:

                new_f=f.replace(match_web.group(),"")

                new_f=new_f.replace(match_num.group(),"")

                    

            elif match_num:

                new_f=f.replace(match_num.group(),"")                

            elif match_web:

                new_f=f.replace(match_web.group(),"")

            else:

                continue


            #file with name as $new_f may already exist

            try:  

                rename(join(myPath,f),join(myPath,new_f));

            except WindowsError:

                print "Error renaming file: ",f,"to",new_f

                match_web=False

                match_num=False

                continue

            

            print "Old Name:",f

            print "New Name:",new_f

            print "--------------------------------------"

            f=new_f