FROM alpine:3.15
RUN apk update && apk upgrade
# This hack is widely applied to avoid python printing issues in docker containers.
# See: https://github.com/Docker-Hub-frolvlad/docker-alpine-python3/pull/13
ENV PYTHONUNBUFFERED=1

RUN apk add --no-cache python2 && \
    python -m ensurepip && \
    rm -r /usr/lib/python*/ensurepip && \
    pip install --upgrade pip setuptools && \
    rm -r /root/.cache
RUN pip install pyserial
RUN mkdir -p /root
ADD python_firmware  /root/python_firmware/
WORKDIR /root/python_firmware 
CMD ["python2.7", "-u", "main.py"]