Dockerfile-tox

# Inspired by https://github.com/kiwicom/dockerfiles/tree/master/tox. It's non-extendible
# unfortunately. Also we don't use Alpine Linux as parent because it's MUSL system,
# but we required for manylinux1-compatible environment to install protobuf package etc.

FROM python:3.8-slim-buster
LABEL maintainer="sergey.nevmerzhitsky@gmail.com"

ENV PATH="$PATH:/root/.pyenv/bin:/root/.pyenv/shims"

RUN set -ex; \
    apt-get -qy update; \
    # A partial list from https://github.com/pyenv/pyenv/wiki/Common-build-problems#prerequisites
    apt-get -qy install \
        build-essential \
        curl \
        git \
        libbz2-dev \
        libffi-dev \
        liblzma-dev \
        libncurses5-dev \
        libncursesw5-dev \
        libreadline-dev \
        libsqlite3-dev \
        libssl-dev \
        python-openssl \
        xz-utils \
        zlib1g-dev \
    ; \
    curl --location https://raw.githubusercontent.com/pyenv/pyenv-installer/master/bin/pyenv-installer | bash; \
    pyenv update; \
    pyenv install 3.7.6; \
    pyenv install 3.8.1; \
    pyenv global 3.8.1 3.7.6; \
    pyenv rehash; \
    pip install tox==3.14.2; \
    rm -rf /var/lib/apt/lists/*; \
    rm -rf /tmp/*; \
    find /root/.pyenv/versions -type d '(' -name '__pycache__' -o -name 'test' -o -name 'tests' ')' -exec rm -rfv '{}' +; \
    find /root/.pyenv/versions -type f '(' -name '*.py[co]' -o -name '*.exe' ')' -exec rm -fv '{}' +

CMD ["tox"]