FROM python:3.7-alpine as base FROM base as builder RUN mkdir /install WORKDIR /install COPY req.txt /requirements.txt RUN pip install --install-option="--prefix=/install" -r /requirements.txt FROM base COPY --from=builder /install /usr/local COPY . /app WORKDIR /app EXPOSE 8000 CMD ["gunicorn", "-w 4", "-b 0.0.0.0", "app:app"]