Non jpeg resized images can't be opened because of type mismatch about django-avatar HOT 1 CLOSED

def avatar_file_path(instance=None, filename=None, size=None, ext=None):
    tmppath = [AVATAR_STORAGE_DIR]
    if AVATAR_HASH_USERDIRNAMES:
        tmp = hashlib.md5(get_username(instance.user)).hexdigest()
        tmppath.extend([tmp[0], tmp[1], get_username(instance.user)])
    else:
        tmppath.append(get_username(instance.user))
    if not filename:
        # Filename already stored in database
        filename = instance.avatar.name
        if ext and AVATAR_HASH_FILENAMES:
            # An extension was provided, probably because the thumbnail
            # is in a different format than the file. Use it. Because it's
            # only enabled if AVATAR_HASH_FILENAMES is true, we can trust
            # it won't conflict with another filename
            (root, oldext) = os.path.splitext(filename)
            filename = root + "." + ext
    else:
        # File doesn't exist yet
        if AVATAR_HASH_FILENAMES:
            (root, ext) = os.path.splitext(filename)
            filename = hashlib.md5(smart_str(filename)).hexdigest()
            filename = filename + ext
    if size:
        tmppath.extend(['resized', str(size)])
    tmppath.append(os.path.basename(filename))
    return os.path.join(*tmppath)