'''Clean cached image(s)

cache = Path(CACHE_DIR)

if not images:

images = [image[9:] for image in sorted(os.listdir(cache /

'share/images'))]

for image in images:

try:

image, tag = image.rsplit(':', 1)

except ValueError:

tag = None

if not image.replace('_', '').isalnum():

raise ValueError(f'bad image tag ({image})')

path = cache / f'share/images/manylinux{image}'

if not path.exists():

raise ValueError(f'no such image ({image})')

if tag is None:

if not all_:

path = path / 'extracted'

remove_tree(str(path))

else:

tag_file = path / f'tags/{tag}.json'

if not tag_file.exists():

raise ValueError(f'no such image ({image}:{tag})')

if all_:

with tag_file.open() as f:

layers = json.load(f)["layers"]

for layer in layers:

layer = path / f'layers/{layer}.tar.gz'

if layer.exists():

remove_file(str(layer))

remove_file(str(tag_file))

else:

path = cache / f'share/images/{image}/extracted/{tag}'

if path.exists():