version: '3.5' services: pytest: image: ${REPO}:${TAG} build: context: .. dockerfile: ./docker/Dockerfile cache_from: - ${REPO}:latest shm_size: 2G environment: SERVICE_IP: ${SERVICE_IP} SERVICE_PORT: ${SERVICE_PORT} volumes: - ../python_test:/pytest:delegated working_dir: "/pytest" networks: default: external: name: ${PRE_EXIST_NETWORK}