Check if all files downloaded with Amazon MP3-Downloader are backuped.

check-mp3-backup.bat

@ECHO off
SET /P destination=compare to folder in:
python %USERPROFILE%\bin\check-mp3-backup.py -d%destination%

check-mp3-backup.py

#!/usr/bin/env python

"""Check if all files downloaded with Amazon MP3-Downloader are backuped."""

import sys
import os
import optparse

LOCAL_DIR = "d:/mp3downloads"
IGNORE = ["Folder.jpg", "AlbumArtSmall.jpg"]

def main(argv):
    options = getOptions(argv)
    
    sourceFiles = getSourceFiles()
    missingFiles = []
    for file in sourceFiles:
        # replace "d:/" with options.dest
        file = os.path.join(options.dest, file[3:])
        if os.path.basename(file) not in IGNORE and \
           not os.path.exists(file):
            missingFiles.append(os.path.basename(file))

    print "%s missing files." % len(missingFiles)
    for file in missingFiles:
        print file
    return 0

def getOptions(argv):
    parser = optparse.OptionParser()
    parser.add_option("-d", "--dest",
                      dest="dest", default="h:", metavar="PATH",
                      help="compare the local 'mp3downloads' directory with "
                           "the one in PATH")
    return parser.parse_args(argv)[0]

def getSourceFiles():
    sourceFiles = []
    for root, dirs, files in os.walk(LOCAL_DIR):
        sourceFiles.extend([os.path.join(root, f) for f in files])
    return sourceFiles

if __name__ == "__main__":
    sys.exit(main(sys.argv[1:]))