Docker pip multistage container

Dockerfile

FROM python:alpine as base

FROM base as builder
RUN mkdir /install
WORKDIR /install
COPY requirements.txt /requirements.txt
RUN pip install --no-warn-script-location --prefix=/install -r /requirements.txt

FROM base
COPY --from=builder /install /usr/local
RUN mkdir -p /crawler/logs
COPY main.py /crawler/main.py
WORKDIR /crawler

CMD ["python", "main.py"]