Dockerfile

FROM python:3.8.6

ENV PYTHONFAULTHANDLER=1 \
    PYTHONHASHSEED=random \
    PYTHONUNBUFFERED=1 \
    PIP_DEFAULT_TIMEOUT=100 \
    PIP_DISABLE_PIP_VERSION_CHECK=1 \
    PIP_NO_CACHE_DIR=1

# Install dependencies for pdfplumber.
RUN apt-get update && apt-get install -y \
    libmagickwand-dev ghostscript \
    --no-install-recommends

# Allow imagemagick to read and write PDFs.
RUN sed -i 's/<policy domain="coder" rights="none" pattern="PDF" \/>/<policy domain="coder" rights="read|write" pattern="PDF" \/>/' \
    /etc/ImageMagick-6/policy.xml

# Get this out of the way early, because it takes so damn long -- we really want to cache it.
RUN pip install "tensorflow==2.3.1"

# Install Poetry and project dependencies.
RUN pip install "poetry==1.1.0"
RUN poetry config virtualenvs.create false
COPY pyproject.toml poetry.lock ./
RUN poetry install --no-root

# Install an editable copy of the project.
COPY . .
RUN poetry install --no-interaction --no-ansi

CMD ["/bin/bash"]