更新所有Image

import docker

client = docker.from_env()

images = client.images.list()

for image in images:
    for image_tag in image.tags:
        print(client.images.pull(image_tag))

刪除所有空標(biāo)簽的Image

import docker

client = docker.from_env()

images = client.images.list()

for image in images:
    if len(image.tags) == 0:
        client.images.remove(image.id)