FROM python

FROM python:slim
FROM python:3.8

=> [internal] load build definition from Dockerfile                                                          0.0s
=> => transferring dockerfile: 35B                                                                           0.0s
=> [internal] load .dockerignore                                                                             0.0s
=> => transferring context: 2B                                                                               0.0s
=> [internal] load metadata for docker.io/library/python:3.8                                                 1.5s
=> [internal] load build context                                                                             0.1s
=> => transferring context: 141.02kB                                                                         0.1s