Python Multiversion base image

This builds a Docker image with the following python versions available:

• 3.8.0
• 3.7.5
• 3.6.9
• 3.5.7
• 3.4.10
• 2.7.17

They are available with the following names inside the container:

• python3.8
• python3.7
• python3.6
• python3.5
• python3.4
• python2.7

The image is based on Ubuntu (latest).

The purpose is to test software against multiple versions of Python using a tool such as tox (https://github.com/tox-dev/tox).

Building

Usage

Make a test script to run inside this environment, for example:

#!/usr/bin/env bash

# set up
pip install --no-cache tox

# run
tox

Run a container from this image, mounting your source code and test script, and run:

docker run --rm \
   -v $(shell pwd):/code \
   -w /code \
   python-multiversion:1.0.1 \
   ./test.sh