72     for i in xrange(1, 256):

    72     for i in xrange(1, 256):

    73         path = '%s%s%s' % (base, i, ext)

    73         path = '%s%s%s' % (base, i, ext)

    74         if not osp.isfile(path):

    74         if not osp.isfile(path):

    75             return path

    75             return path

    76     return None

    76     return None

    77 

    78 

    78 class BytesFileSystemStorage(Storage):

    79 class BytesFileSystemStorage(Storage):

    79     """store Bytes attribute value on the file system"""

    80     """store Bytes attribute value on the file system"""

    80     def __init__(self, defaultdir, fsencoding='utf-8'):

    81     def __init__(self, defaultdir, fsencoding='utf-8'):

    81         self.default_directory = defaultdir

    82         self.default_directory = defaultdir