├── Dockerfile
├── poetry.lock
├── pyproject.toml
└── src
    └── pipelines
        ├── __init__.py
        ├── example_wf.py
        └── another_example_wf.py

Dockerfile

####################################################
# Wheel stage: build the wheel
####################################################
FROM python:$PYTHON_VERSION-slim-buster AS wheel

ARG WORKING_DIR="/root"

ENV PATH="/root/.local/bin:${PATH}"

RUN pip install pipx && \
    pipx install poetry==$POETRY_VERSION && \
    pipx ensurepath

ENV VENV /opt/venv
# Virtual environment
RUN python -m venv ${VENV}
ENV PATH="${VENV}/bin:$PATH"

WORKDIR $WORKING_DIR

# Copy the actual code
COPY . .

RUN poetry export -f requirements.txt -o requirements.txt --without-hashes && \
    poetry build --format=wheel -vvv && \
    mkdir -p /export && \
    mv dist/*.whl requirements.txt /export

####################################################
# Final stage: an image with the package installed
####################################################
FROM python-base AS final

COPY --from=wheel /export/requirements.txt .
RUN pip install -r requirements.txt

COPY --from=wheel /export/*.whl .
RUN pip install $(echo *.whl) --constraint requirements.txt


# This tag is supplied by the build script and will be used to determine the version
# when registering tasks, workflows, and launch plans
ARG TAG
ENV FLYTE_INTERNAL_IMAGE $TAG

# Prepending the fast-registration destination directory so that if code is hot loaded
# for fast registration, the hot loaded code will supersede the installed module
ENV PYTHONPATH="/root:$PYTHONPATH"