def is_supported_fs_format(self, fs_type):
    return (fs_type in [disk.FS_FORMAT_EXT2, disk.FS_FORMAT_EXT3, disk.FS_FORMAT_EXT4, disk.FS_FORMAT_XFS])
def is_supported_fs_format(self, fs_type):
    return (fs_type in [disk.FS_FORMAT_EXT2, disk.FS_FORMAT_EXT3, disk.FS_FORMAT_EXT4, disk.FS_FORMAT_XFS])