Fix filenames

fixnames.py

#!/usr/bin/env python


import os
import re
from unidecode import unidecode


if __name__ == '__main__':
    folder = os.getcwd()
    for filename in os.listdir(folder):
        original_path = os.path.join(folder, filename)

        name, ext = os.path.splitext(filename)
        new_name = unidecode(name.decode('utf-8')).lower()
        new_name = re.sub(r'\W+', '-', new_name).strip('-')
        new_name = new_name + ext.lower()
        new_path = os.path.join(folder, new_name)

        if not os.path.exists(new_path):
            os.rename(original_path, new_path)
        else:
            print 'Already exists: ' + new_name