| 1234567891011121314151617181920 | #!/bin/bashset -eif [ -z "$1" ]; then    >&2 echo "First argument must be image tag."    exit 1fiTAG="$1"VERSION="$(python setup.py --version)"DOCKER_COMPOSE_GITSHA="$(script/build/write-git-sha)"echo "${DOCKER_COMPOSE_GITSHA}" > compose/GITSHApython setup.py sdist bdist_wheeldocker build \    --build-arg GIT_COMMIT="${DOCKER_COMPOSE_GITSHA}" \    -t "${TAG}" .
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