Hello World in Docker

Bash

docker buildx build -t hello-world-bash -f Dockerfile.bash .
docker run --rm --name "helloWorldBash" hello-world-bash 

Python

docker buildx build -t hello-world-python -f Dockerfile.python .
docker run --rm -it --name "helloWorldPython" hello-world-python

Python in Alpine

docker buildx build -t hello-world-python-alpine -f Dockerfile.python-alpine .
docker run --rm -it --name "helloWorldPythonAlpine" hello-world-python-alpine

Let's see how much space each image takes up

docker images

REPOSITORY                   TAG       IMAGE ID       CREATED          SIZE
hello-world-bash             latest    7fab71e07670   21 seconds ago   101MB
hello-world-python-alpine    latest    e42435db8b4a   30 minutes ago   53.4MB
hello-world-python           latest    9fe43bb44dca   47 minutes ago   1GB