slugify_path_or_file.py

from django.template.defaultfilters import slugify

def slugify_file_name(filename):
    '''
    Slugify a file name

    Use case:
    >>> slugify_file_name('/home/diofeher/R5drgébvśdv_SVSvxpoj  x,se.jpg')
    u'/home/diofeher/r5drgebvsdv_svsvxpoj-xse.jpg'
    '''

    path, file_name = split(filename)
    file_name, pic_ext = splitext(file_name)
    file_name = slugify(file_name)
    return join(path, file_name + pic_ext)