# This plan extends another plan by overwriting one of the tasks # and defining its own, then defining its own plan. The two are # merged where anything in the extending file overwrites the base. image: gliderlabs/alpine:edge command: echo "${PREFIX} TWO" image: gliderlabs/alpine:edge command: echo "${PREFIX} three" # one is inherited from base.yml # two is overridden from base.yml - tasks: [one, two, three]